diff --git a/go.mod b/go.mod index f71dd0427f8..24b746a76f0 100644 --- a/go.mod +++ b/go.mod @@ -6,9 +6,9 @@ require ( github.com/gogo/protobuf v1.3.1 github.com/openshift/build-machinery-go v0.0.0-20200819073603-48aa266c95f7 github.com/spf13/pflag v1.0.5 - golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0 - k8s.io/api v0.19.0-rc.2 - k8s.io/apimachinery v0.19.0-rc.2 - k8s.io/code-generator v0.19.0-rc.2 - k8s.io/klog v1.0.0 + golang.org/x/tools v0.0.0-20200616133436-c1934b75d054 + k8s.io/api v0.19.0 + k8s.io/apimachinery v0.19.0 + k8s.io/code-generator v0.19.0 + k8s.io/klog/v2 v2.2.0 ) diff --git a/go.sum b/go.sum index 1c8561fae2e..c4f904ce572 100644 --- a/go.sum +++ b/go.sum @@ -20,7 +20,7 @@ github.com/emicklei/go-restful v2.9.5+incompatible h1:spTtZBk5DYEvbxMVutUuTyh1Ao github.com/emicklei/go-restful v2.9.5+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs= github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= -github.com/evanphx/json-patch v0.0.0-20190815234213-e83c0a1c26c8/go.mod h1:pmLOTb3x90VhIKxsA9yeQG5yfOkkKnkk1h+Ql8NDYDw= +github.com/evanphx/json-patch v4.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk= github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ= github.com/ghodss/yaml v0.0.0-20150909031657-73d445a93680/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04= @@ -106,7 +106,6 @@ github.com/onsi/gomega v0.0.0-20170829124025-dcabb60a477c/go.mod h1:C1qb7wdrVGGV github.com/onsi/gomega v1.7.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY= github.com/openshift/build-machinery-go v0.0.0-20200819073603-48aa266c95f7 h1:mOq7Mg1Q9d7nIDxe1SJ6pluMBQsbVxa6olyAGmfYWTg= github.com/openshift/build-machinery-go v0.0.0-20200819073603-48aa266c95f7/go.mod h1:b1BuldmJlbA/xYtdZvKi+7j5YGB44qJUJDZ9zwiNCfE= -github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= @@ -119,13 +118,19 @@ github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoH github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk= github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= +github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8 h1:1wopBVtVdWnn03fZelqdXTqk7U7zPQCb+T4rbU9ZEoU= golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE= golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU= golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc= +golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= +golang.org/x/mod v0.3.0 h1:RM4zey1++hCTbCVQfnWeKs9/IEsaBLA8vTkd0WVtmH4= +golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= @@ -135,13 +140,17 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e h1:3G+cUijn7XD+S4eJFddp53Pv7+slrESplyjG25HgL+k= golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= +golang.org/x/net v0.0.0-20200707034311-ab3426394381 h1:VXak5I6aEWmAXeQjA+QSZzlgNrpq9mjcfDemuexIKsU= +golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= @@ -164,9 +173,11 @@ golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= -golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0 h1:6txNFSnY+tteYoO+hf01EpdYcYZiurdC9MDIrcUzEu4= -golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.0.0-20200616133436-c1934b75d054 h1:HHeAlu5H9b71C+Fx0K+1dGgVFN1DM1/wz4aoGOA5qS8= +golang.org/x/tools v0.0.0-20200616133436-c1934b75d054/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM= @@ -203,26 +214,23 @@ gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10= gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= -k8s.io/api v0.19.0-rc.2 h1:Lq0owhvgpWXmMtz+t2AT/JJpIAPX9X8lK3oE2qslYCU= -k8s.io/api v0.19.0-rc.2/go.mod h1:9nHeM2gbqeaL7yN6UFvOxKzLG5gZ4v+DJ6bpavDetZo= -k8s.io/apimachinery v0.19.0-rc.2 h1:JScnJRuwKHT8RmdrsFMkE4Oi+SVI/QIWFGOOhNZJe/M= -k8s.io/apimachinery v0.19.0-rc.2/go.mod h1:eHbWZVMaaewmYBAUuRYnAmTTMtDhvpPNZuh8/6Yl7v0= -k8s.io/code-generator v0.19.0-rc.2 h1:ZSxniVYeSEv1vry0B2N+yqXAcWTJ4gzmIYadKoPNVFU= -k8s.io/code-generator v0.19.0-rc.2/go.mod h1:uR3gwQvtcOjBrvwXhFF1lw5kq9BOOAfSKl/pZZ1zW3I= +k8s.io/api v0.19.0 h1:XyrFIJqTYZJ2DU7FBE/bSPz7b1HvbVBuBf07oeo6eTc= +k8s.io/api v0.19.0/go.mod h1:I1K45XlvTrDjmj5LoM5LuP/KYrhWbjUKT/SoPG0qTjw= +k8s.io/apimachinery v0.19.0 h1:gjKnAda/HZp5k4xQYjL0K/Yb66IvNqjthCb03QlKpaQ= +k8s.io/apimachinery v0.19.0/go.mod h1:DnPGDnARWFvYa3pMHgSxtbZb7gpzzAZ1pTfaUNDVlmA= +k8s.io/code-generator v0.19.0 h1:r0BxYnttP/r8uyKd4+Njg0B57kKi8wLvwEzaaVy3iZ8= +k8s.io/code-generator v0.19.0/go.mod h1:moqLn7w0t9cMs4+5CQyxnfA/HV8MF6aAVENF+WZZhgk= k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0= k8s.io/gengo v0.0.0-20200428234225-8167cfdcfc14 h1:t4L10Qfx/p7ASH3gXCdIUtPbbIuegCoUJf3TMSFekjw= k8s.io/gengo v0.0.0-20200428234225-8167cfdcfc14/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0= -k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8= -k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I= k8s.io/klog/v2 v2.0.0 h1:Foj74zO6RbjjP4hBEKjnYtjjAhGg4jNynUdYF6fJrok= k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE= k8s.io/klog/v2 v2.2.0 h1:XRvcwJozkgZ1UQJmfMGpvRthQHOvihEhYtDfAaxMz/A= k8s.io/klog/v2 v2.2.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y= -k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9 h1:5NC2ITmvg8RoxoH0wgmL4zn4VZqXGsKbxrikjaQx6s4= -k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9/go.mod h1:bfCVj+qXcEaE5SCvzBaqpOySr6tuCcpPKqF6HD8nyCw= -sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw= -sigs.k8s.io/structured-merge-diff/v3 v3.0.1-0.20200706213357-43c19bbb7fba h1:AAbnc5KQuTWKuh2QSnyghKIOTFzB0Jayv7/OFDn3Cy4= -sigs.k8s.io/structured-merge-diff/v3 v3.0.1-0.20200706213357-43c19bbb7fba/go.mod h1:V06abazjHneE37ZdSY/UUwPVgcJMKI/jU5XGUjgIKoc= +k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6 h1:+WnxoVtG8TMiudHBSEtrVL1egv36TkkJm+bA8AxicmQ= +k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o= +sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA= +sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs= sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q= diff --git a/tools/genswaggertypedocs/swagger_type_docs.go b/tools/genswaggertypedocs/swagger_type_docs.go index 8aa77585b80..e4e8ed33ff4 100644 --- a/tools/genswaggertypedocs/swagger_type_docs.go +++ b/tools/genswaggertypedocs/swagger_type_docs.go @@ -26,7 +26,7 @@ import ( flag "github.com/spf13/pflag" kruntime "k8s.io/apimachinery/pkg/runtime" - "k8s.io/klog" + "k8s.io/klog/v2" ) var ( diff --git a/vendor/golang.org/x/mod/LICENSE b/vendor/golang.org/x/mod/LICENSE new file mode 100644 index 00000000000..6a66aea5eaf --- /dev/null +++ b/vendor/golang.org/x/mod/LICENSE @@ -0,0 +1,27 @@ +Copyright (c) 2009 The Go Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + * Redistributions of source code must retain the above copyright +notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above +copyright notice, this list of conditions and the following disclaimer +in the documentation and/or other materials provided with the +distribution. + * Neither the name of Google Inc. nor the names of its +contributors may be used to endorse or promote products derived from +this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/golang.org/x/mod/PATENTS b/vendor/golang.org/x/mod/PATENTS new file mode 100644 index 00000000000..733099041f8 --- /dev/null +++ b/vendor/golang.org/x/mod/PATENTS @@ -0,0 +1,22 @@ +Additional IP Rights Grant (Patents) + +"This implementation" means the copyrightable works distributed by +Google as part of the Go project. + +Google hereby grants to You a perpetual, worldwide, non-exclusive, +no-charge, royalty-free, irrevocable (except as stated in this section) +patent license to make, have made, use, offer to sell, sell, import, +transfer and otherwise run, modify and propagate the contents of this +implementation of Go, where such license applies only to those patent +claims, both currently owned or controlled by Google and acquired in +the future, licensable by Google that are necessarily infringed by this +implementation of Go. This grant does not include claims that would be +infringed only as a consequence of further modification of this +implementation. If you or your agent or exclusive licensee institute or +order or agree to the institution of patent litigation against any +entity (including a cross-claim or counterclaim in a lawsuit) alleging +that this implementation of Go or any code incorporated within this +implementation of Go constitutes direct or contributory patent +infringement, or inducement of patent infringement, then any patent +rights granted to you under this License for this implementation of Go +shall terminate as of the date such litigation is filed. diff --git a/vendor/golang.org/x/tools/internal/module/module.go b/vendor/golang.org/x/mod/module/module.go similarity index 57% rename from vendor/golang.org/x/tools/internal/module/module.go rename to vendor/golang.org/x/mod/module/module.go index 9a4edb9dec1..6cd37280a85 100644 --- a/vendor/golang.org/x/tools/internal/module/module.go +++ b/vendor/golang.org/x/mod/module/module.go @@ -2,8 +2,86 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// Package module defines the module.Version type -// along with support code. +// Package module defines the module.Version type along with support code. +// +// The module.Version type is a simple Path, Version pair: +// +// type Version struct { +// Path string +// Version string +// } +// +// There are no restrictions imposed directly by use of this structure, +// but additional checking functions, most notably Check, verify that +// a particular path, version pair is valid. +// +// Escaped Paths +// +// Module paths appear as substrings of file system paths +// (in the download cache) and of web server URLs in the proxy protocol. +// In general we cannot rely on file systems to be case-sensitive, +// nor can we rely on web servers, since they read from file systems. +// That is, we cannot rely on the file system to keep rsc.io/QUOTE +// and rsc.io/quote separate. Windows and macOS don't. +// Instead, we must never require two different casings of a file path. +// Because we want the download cache to match the proxy protocol, +// and because we want the proxy protocol to be possible to serve +// from a tree of static files (which might be stored on a case-insensitive +// file system), the proxy protocol must never require two different casings +// of a URL path either. +// +// One possibility would be to make the escaped form be the lowercase +// hexadecimal encoding of the actual path bytes. This would avoid ever +// needing different casings of a file path, but it would be fairly illegible +// to most programmers when those paths appeared in the file system +// (including in file paths in compiler errors and stack traces) +// in web server logs, and so on. Instead, we want a safe escaped form that +// leaves most paths unaltered. +// +// The safe escaped form is to replace every uppercase letter +// with an exclamation mark followed by the letter's lowercase equivalent. +// +// For example, +// +// github.com/Azure/azure-sdk-for-go -> github.com/!azure/azure-sdk-for-go. +// github.com/GoogleCloudPlatform/cloudsql-proxy -> github.com/!google!cloud!platform/cloudsql-proxy +// github.com/Sirupsen/logrus -> github.com/!sirupsen/logrus. +// +// Import paths that avoid upper-case letters are left unchanged. +// Note that because import paths are ASCII-only and avoid various +// problematic punctuation (like : < and >), the escaped form is also ASCII-only +// and avoids the same problematic punctuation. +// +// Import paths have never allowed exclamation marks, so there is no +// need to define how to escape a literal !. +// +// Unicode Restrictions +// +// Today, paths are disallowed from using Unicode. +// +// Although paths are currently disallowed from using Unicode, +// we would like at some point to allow Unicode letters as well, to assume that +// file systems and URLs are Unicode-safe (storing UTF-8), and apply +// the !-for-uppercase convention for escaping them in the file system. +// But there are at least two subtle considerations. +// +// First, note that not all case-fold equivalent distinct runes +// form an upper/lower pair. +// For example, U+004B ('K'), U+006B ('k'), and U+212A ('K' for Kelvin) +// are three distinct runes that case-fold to each other. +// When we do add Unicode letters, we must not assume that upper/lower +// are the only case-equivalent pairs. +// Perhaps the Kelvin symbol would be disallowed entirely, for example. +// Or perhaps it would escape as "!!k", or perhaps as "(212A)". +// +// Second, it would be nice to allow Unicode marks as well as letters, +// but marks include combining marks, and then we must deal not +// only with case folding but also normalization: both U+00E9 ('é') +// and U+0065 U+0301 ('e' followed by combining acute accent) +// look the same on the page and are treated by some file systems +// as the same path. If we do allow Unicode marks in paths, there +// must be some kind of normalization to allow only one canonical +// encoding of any character used in an import path. package module // IMPORTANT NOTE @@ -24,22 +102,95 @@ import ( "unicode" "unicode/utf8" - "golang.org/x/tools/internal/semver" + "golang.org/x/mod/semver" + errors "golang.org/x/xerrors" ) -// A Version is defined by a module path and version pair. +// A Version (for clients, a module.Version) is defined by a module path and version pair. +// These are stored in their plain (unescaped) form. type Version struct { + // Path is a module path, like "golang.org/x/text" or "rsc.io/quote/v2". Path string // Version is usually a semantic version in canonical form. - // There are two exceptions to this general rule. + // There are three exceptions to this general rule. // First, the top-level target of a build has no specific version // and uses Version = "". // Second, during MVS calculations the version "none" is used // to represent the decision to take no version of a given module. + // Third, filesystem paths found in "replace" directives are + // represented by a path with an empty version. Version string `json:",omitempty"` } +// String returns a representation of the Version suitable for logging +// (Path@Version, or just Path if Version is empty). +func (m Version) String() string { + if m.Version == "" { + return m.Path + } + return m.Path + "@" + m.Version +} + +// A ModuleError indicates an error specific to a module. +type ModuleError struct { + Path string + Version string + Err error +} + +// VersionError returns a ModuleError derived from a Version and error, +// or err itself if it is already such an error. +func VersionError(v Version, err error) error { + var mErr *ModuleError + if errors.As(err, &mErr) && mErr.Path == v.Path && mErr.Version == v.Version { + return err + } + return &ModuleError{ + Path: v.Path, + Version: v.Version, + Err: err, + } +} + +func (e *ModuleError) Error() string { + if v, ok := e.Err.(*InvalidVersionError); ok { + return fmt.Sprintf("%s@%s: invalid %s: %v", e.Path, v.Version, v.noun(), v.Err) + } + if e.Version != "" { + return fmt.Sprintf("%s@%s: %v", e.Path, e.Version, e.Err) + } + return fmt.Sprintf("module %s: %v", e.Path, e.Err) +} + +func (e *ModuleError) Unwrap() error { return e.Err } + +// An InvalidVersionError indicates an error specific to a version, with the +// module path unknown or specified externally. +// +// A ModuleError may wrap an InvalidVersionError, but an InvalidVersionError +// must not wrap a ModuleError. +type InvalidVersionError struct { + Version string + Pseudo bool + Err error +} + +// noun returns either "version" or "pseudo-version", depending on whether +// e.Version is a pseudo-version. +func (e *InvalidVersionError) noun() string { + if e.Pseudo { + return "pseudo-version" + } + return "version" +} + +func (e *InvalidVersionError) Error() string { + return fmt.Sprintf("%s %q invalid: %s", e.noun(), e.Version, e.Err) +} + +func (e *InvalidVersionError) Unwrap() error { return e.Err } + // Check checks that a given module path, version pair is valid. // In addition to the path being a valid module path // and the version being a valid semantic version, @@ -51,17 +202,14 @@ func Check(path, version string) error { return err } if !semver.IsValid(version) { - return fmt.Errorf("malformed semantic version %v", version) + return &ModuleError{ + Path: path, + Err: &InvalidVersionError{Version: version, Err: errors.New("not a semantic version")}, + } } _, pathMajor, _ := SplitPathVersion(path) - if !MatchPathMajor(version, pathMajor) { - if pathMajor == "" { - pathMajor = "v0 or v1" - } - if pathMajor[0] == '.' { // .v1 - pathMajor = pathMajor[1:] - } - return fmt.Errorf("mismatched module path %v and version %v (want %v)", path, version, pathMajor) + if err := CheckPathMajor(version, pathMajor); err != nil { + return &ModuleError{Path: path, Err: err} } return nil } @@ -79,7 +227,7 @@ func firstPathOK(r rune) bool { // Paths can be ASCII letters, ASCII digits, and limited ASCII punctuation: + - . _ and ~. // This matches what "go get" has historically recognized in import paths. // TODO(rsc): We would like to allow Unicode letters, but that requires additional -// care in the safe encoding (see note below). +// care in the safe encoding (see "escaped paths" above). func pathOK(r rune) bool { if r < utf8.RuneSelf { return r == '+' || r == '-' || r == '.' || r == '_' || r == '~' || @@ -94,7 +242,7 @@ func pathOK(r rune) bool { // For now we allow all Unicode letters but otherwise limit to pathOK plus a few more punctuation characters. // If we expand the set of allowed characters here, we have to // work harder at detecting potential case-folding and normalization collisions. -// See note about "safe encoding" below. +// See note about "escaped paths" above. func fileNameOK(r rune) bool { if r < utf8.RuneSelf { // Entire set of ASCII punctuation, from which we remove characters: @@ -120,6 +268,17 @@ func fileNameOK(r rune) bool { } // CheckPath checks that a module path is valid. +// A valid module path is a valid import path, as checked by CheckImportPath, +// with two additional constraints. +// First, the leading path element (up to the first slash, if any), +// by convention a domain name, must contain only lower-case ASCII letters, +// ASCII digits, dots (U+002E), and dashes (U+002D); +// it must contain at least one dot and cannot start with a dash. +// Second, for a final path element of the form /vN, where N looks numeric +// (ASCII digits and dots) must not begin with a leading zero, must not be /v1, +// and must not contain any dots. For paths beginning with "gopkg.in/", +// this second requirement is replaced by a requirement that the path +// follow the gopkg.in server's conventions. func CheckPath(path string) error { if err := checkPath(path, false); err != nil { return fmt.Errorf("malformed module path %q: %v", path, err) @@ -149,6 +308,20 @@ func CheckPath(path string) error { } // CheckImportPath checks that an import path is valid. +// +// A valid import path consists of one or more valid path elements +// separated by slashes (U+002F). (It must not begin with nor end in a slash.) +// +// A valid path element is a non-empty string made up of +// ASCII letters, ASCII digits, and limited ASCII punctuation: + - . _ and ~. +// It must not begin or end with a dot (U+002E), nor contain two dots in a row. +// +// The element prefix up to the first dot must not be a reserved file name +// on Windows, regardless of case (CON, com1, NuL, and so on). +// +// CheckImportPath may be less restrictive in the future, but see the +// top-level package documentation for additional information about +// subtleties of Unicode. func CheckImportPath(path string) error { if err := checkPath(path, false); err != nil { return fmt.Errorf("malformed import path %q: %v", path, err) @@ -169,8 +342,8 @@ func checkPath(path string, fileName bool) error { if path == "" { return fmt.Errorf("empty string") } - if strings.Contains(path, "..") { - return fmt.Errorf("double dot") + if path[0] == '-' { + return fmt.Errorf("leading dash") } if strings.Contains(path, "//") { return fmt.Errorf("double slash") @@ -226,13 +399,24 @@ func checkElem(elem string, fileName bool) error { } for _, bad := range badWindowsNames { if strings.EqualFold(bad, short) { - return fmt.Errorf("disallowed path element %q", elem) + return fmt.Errorf("%q disallowed as path element component on Windows", short) } } return nil } -// CheckFilePath checks whether a slash-separated file path is valid. +// CheckFilePath checks that a slash-separated file path is valid. +// The definition of a valid file path is the same as the definition +// of a valid import path except that the set of allowed characters is larger: +// all Unicode letters, ASCII digits, the ASCII space character (U+0020), +// and the ASCII punctuation characters +// “!#$%&()+,-.=@[]^_{}~”. +// (The excluded punctuation characters, " * < > ? ` ' | / \ and :, +// have special meanings in certain shells or operating systems.) +// +// CheckFilePath may be less restrictive in the future, but see the +// top-level package documentation for additional information about +// subtleties of Unicode. func CheckFilePath(path string) error { if err := checkPath(path, true); err != nil { return fmt.Errorf("malformed file path %q: %v", path, err) @@ -271,6 +455,9 @@ var badWindowsNames = []string{ // and version is either empty or "/vN" for N >= 2. // As a special case, gopkg.in paths are recognized directly; // they require ".vN" instead of "/vN", and for all N, not just N >= 2. +// SplitPathVersion returns with ok = false when presented with +// a path whose last path element does not satisfy the constraints +// applied by CheckPath, such as "example.com/pkg/v1" or "example.com/pkg/v1.2". func SplitPathVersion(path string) (prefix, pathMajor string, ok bool) { if strings.HasPrefix(path, "gopkg.in/") { return splitGopkgIn(path) @@ -319,20 +506,65 @@ func splitGopkgIn(path string) (prefix, pathMajor string, ok bool) { // MatchPathMajor reports whether the semantic version v // matches the path major version pathMajor. +// +// MatchPathMajor returns true if and only if CheckPathMajor returns nil. func MatchPathMajor(v, pathMajor string) bool { + return CheckPathMajor(v, pathMajor) == nil +} + +// CheckPathMajor returns a non-nil error if the semantic version v +// does not match the path major version pathMajor. +func CheckPathMajor(v, pathMajor string) error { + // TODO(jayconrod): return errors or panic for invalid inputs. This function + // (and others) was covered by integration tests for cmd/go, and surrounding + // code protected against invalid inputs like non-canonical versions. if strings.HasPrefix(pathMajor, ".v") && strings.HasSuffix(pathMajor, "-unstable") { pathMajor = strings.TrimSuffix(pathMajor, "-unstable") } if strings.HasPrefix(v, "v0.0.0-") && pathMajor == ".v1" { // Allow old bug in pseudo-versions that generated v0.0.0- pseudoversion for gopkg .v1. // For example, gopkg.in/yaml.v2@v2.2.1's go.mod requires gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405. - return true + return nil } m := semver.Major(v) if pathMajor == "" { - return m == "v0" || m == "v1" || semver.Build(v) == "+incompatible" + if m == "v0" || m == "v1" || semver.Build(v) == "+incompatible" { + return nil + } + pathMajor = "v0 or v1" + } else if pathMajor[0] == '/' || pathMajor[0] == '.' { + if m == pathMajor[1:] { + return nil + } + pathMajor = pathMajor[1:] + } + return &InvalidVersionError{ + Version: v, + Err: fmt.Errorf("should be %s, not %s", pathMajor, semver.Major(v)), } - return (pathMajor[0] == '/' || pathMajor[0] == '.') && m == pathMajor[1:] +} + +// PathMajorPrefix returns the major-version tag prefix implied by pathMajor. +// An empty PathMajorPrefix allows either v0 or v1. +// +// Note that MatchPathMajor may accept some versions that do not actually begin +// with this prefix: namely, it accepts a 'v0.0.0-' prefix for a '.v1' +// pathMajor, even though that pathMajor implies 'v1' tagging. +func PathMajorPrefix(pathMajor string) string { + if pathMajor == "" { + return "" + } + if pathMajor[0] != '/' && pathMajor[0] != '.' { + panic("pathMajor suffix " + pathMajor + " passed to PathMajorPrefix lacks separator") + } + if strings.HasPrefix(pathMajor, ".v") && strings.HasSuffix(pathMajor, "-unstable") { + pathMajor = strings.TrimSuffix(pathMajor, "-unstable") + } + m := pathMajor[1:] + if m != semver.Major(m) { + panic("pathMajor suffix " + pathMajor + "passed to PathMajorPrefix is not a valid major version") + } + return m } // CanonicalVersion returns the canonical form of the version string v. @@ -345,7 +577,10 @@ func CanonicalVersion(v string) string { return cv } -// Sort sorts the list by Path, breaking ties by comparing Versions. +// Sort sorts the list by Path, breaking ties by comparing Version fields. +// The Version fields are interpreted as semantic versions (using semver.Compare) +// optionally followed by a tie-breaking suffix introduced by a slash character, +// like in "v0.0.1/go.mod". func Sort(list []Version) { sort.Slice(list, func(i, j int) bool { mi := list[i] @@ -372,93 +607,36 @@ func Sort(list []Version) { }) } -// Safe encodings -// -// Module paths appear as substrings of file system paths -// (in the download cache) and of web server URLs in the proxy protocol. -// In general we cannot rely on file systems to be case-sensitive, -// nor can we rely on web servers, since they read from file systems. -// That is, we cannot rely on the file system to keep rsc.io/QUOTE -// and rsc.io/quote separate. Windows and macOS don't. -// Instead, we must never require two different casings of a file path. -// Because we want the download cache to match the proxy protocol, -// and because we want the proxy protocol to be possible to serve -// from a tree of static files (which might be stored on a case-insensitive -// file system), the proxy protocol must never require two different casings -// of a URL path either. -// -// One possibility would be to make the safe encoding be the lowercase -// hexadecimal encoding of the actual path bytes. This would avoid ever -// needing different casings of a file path, but it would be fairly illegible -// to most programmers when those paths appeared in the file system -// (including in file paths in compiler errors and stack traces) -// in web server logs, and so on. Instead, we want a safe encoding that -// leaves most paths unaltered. -// -// The safe encoding is this: -// replace every uppercase letter with an exclamation mark -// followed by the letter's lowercase equivalent. -// -// For example, -// github.com/Azure/azure-sdk-for-go -> github.com/!azure/azure-sdk-for-go. -// github.com/GoogleCloudPlatform/cloudsql-proxy -> github.com/!google!cloud!platform/cloudsql-proxy -// github.com/Sirupsen/logrus -> github.com/!sirupsen/logrus. -// -// Import paths that avoid upper-case letters are left unchanged. -// Note that because import paths are ASCII-only and avoid various -// problematic punctuation (like : < and >), the safe encoding is also ASCII-only -// and avoids the same problematic punctuation. -// -// Import paths have never allowed exclamation marks, so there is no -// need to define how to encode a literal !. -// -// Although paths are disallowed from using Unicode (see pathOK above), -// the eventual plan is to allow Unicode letters as well, to assume that -// file systems and URLs are Unicode-safe (storing UTF-8), and apply -// the !-for-uppercase convention. Note however that not all runes that -// are different but case-fold equivalent are an upper/lower pair. -// For example, U+004B ('K'), U+006B ('k'), and U+212A ('K' for Kelvin) -// are considered to case-fold to each other. When we do add Unicode -// letters, we must not assume that upper/lower are the only case-equivalent pairs. -// Perhaps the Kelvin symbol would be disallowed entirely, for example. -// Or perhaps it would encode as "!!k", or perhaps as "(212A)". -// -// Also, it would be nice to allow Unicode marks as well as letters, -// but marks include combining marks, and then we must deal not -// only with case folding but also normalization: both U+00E9 ('é') -// and U+0065 U+0301 ('e' followed by combining acute accent) -// look the same on the page and are treated by some file systems -// as the same path. If we do allow Unicode marks in paths, there -// must be some kind of normalization to allow only one canonical -// encoding of any character used in an import path. - -// EncodePath returns the safe encoding of the given module path. +// EscapePath returns the escaped form of the given module path. // It fails if the module path is invalid. -func EncodePath(path string) (encoding string, err error) { +func EscapePath(path string) (escaped string, err error) { if err := CheckPath(path); err != nil { return "", err } - return encodeString(path) + return escapeString(path) } -// EncodeVersion returns the safe encoding of the given module version. +// EscapeVersion returns the escaped form of the given module version. // Versions are allowed to be in non-semver form but must be valid file names // and not contain exclamation marks. -func EncodeVersion(v string) (encoding string, err error) { +func EscapeVersion(v string) (escaped string, err error) { if err := checkElem(v, true); err != nil || strings.Contains(v, "!") { - return "", fmt.Errorf("disallowed version string %q", v) + return "", &InvalidVersionError{ + Version: v, + Err: fmt.Errorf("disallowed version string"), + } } - return encodeString(v) + return escapeString(v) } -func encodeString(s string) (encoding string, err error) { +func escapeString(s string) (escaped string, err error) { haveUpper := false for _, r := range s { if r == '!' || r >= utf8.RuneSelf { // This should be disallowed by CheckPath, but diagnose anyway. - // The correctness of the encoding loop below depends on it. - return "", fmt.Errorf("internal error: inconsistency in EncodePath") + // The correctness of the escaping loop below depends on it. + return "", fmt.Errorf("internal error: inconsistency in EscapePath") } if 'A' <= r && r <= 'Z' { haveUpper = true @@ -480,39 +658,39 @@ func encodeString(s string) (encoding string, err error) { return string(buf), nil } -// DecodePath returns the module path of the given safe encoding. -// It fails if the encoding is invalid or encodes an invalid path. -func DecodePath(encoding string) (path string, err error) { - path, ok := decodeString(encoding) +// UnescapePath returns the module path for the given escaped path. +// It fails if the escaped path is invalid or describes an invalid path. +func UnescapePath(escaped string) (path string, err error) { + path, ok := unescapeString(escaped) if !ok { - return "", fmt.Errorf("invalid module path encoding %q", encoding) + return "", fmt.Errorf("invalid escaped module path %q", escaped) } if err := CheckPath(path); err != nil { - return "", fmt.Errorf("invalid module path encoding %q: %v", encoding, err) + return "", fmt.Errorf("invalid escaped module path %q: %v", escaped, err) } return path, nil } -// DecodeVersion returns the version string for the given safe encoding. -// It fails if the encoding is invalid or encodes an invalid version. +// UnescapeVersion returns the version string for the given escaped version. +// It fails if the escaped form is invalid or describes an invalid version. // Versions are allowed to be in non-semver form but must be valid file names // and not contain exclamation marks. -func DecodeVersion(encoding string) (v string, err error) { - v, ok := decodeString(encoding) +func UnescapeVersion(escaped string) (v string, err error) { + v, ok := unescapeString(escaped) if !ok { - return "", fmt.Errorf("invalid version encoding %q", encoding) + return "", fmt.Errorf("invalid escaped version %q", escaped) } if err := checkElem(v, true); err != nil { - return "", fmt.Errorf("disallowed version string %q", v) + return "", fmt.Errorf("invalid escaped version %q: %v", v, err) } return v, nil } -func decodeString(encoding string) (string, bool) { +func unescapeString(escaped string) (string, bool) { var buf []byte bang := false - for _, r := range encoding { + for _, r := range escaped { if r >= utf8.RuneSelf { return "", false } diff --git a/vendor/golang.org/x/tools/internal/semver/semver.go b/vendor/golang.org/x/mod/semver/semver.go similarity index 99% rename from vendor/golang.org/x/tools/internal/semver/semver.go rename to vendor/golang.org/x/mod/semver/semver.go index 4af7118e55d..2988e3cf9c5 100644 --- a/vendor/golang.org/x/tools/internal/semver/semver.go +++ b/vendor/golang.org/x/mod/semver/semver.go @@ -107,7 +107,7 @@ func Build(v string) string { } // Compare returns an integer comparing two versions according to -// according to semantic version precedence. +// semantic version precedence. // The result will be 0 if v == w, -1 if v < w, or +1 if v > w. // // An invalid semantic version string is considered less than a valid one. @@ -263,7 +263,7 @@ func parseBuild(v string) (t, rest string, ok bool) { i := 1 start := 1 for i < len(v) { - if !isIdentChar(v[i]) { + if !isIdentChar(v[i]) && v[i] != '.' { return } if v[i] == '.' { diff --git a/vendor/golang.org/x/net/http2/client_conn_pool.go b/vendor/golang.org/x/net/http2/client_conn_pool.go index f4d9b5ece3e..3a67636fe25 100644 --- a/vendor/golang.org/x/net/http2/client_conn_pool.go +++ b/vendor/golang.org/x/net/http2/client_conn_pool.go @@ -107,6 +107,7 @@ func (p *clientConnPool) getClientConn(req *http.Request, addr string, dialOnMis // dialCall is an in-flight Transport dial call to a host. type dialCall struct { + _ incomparable p *clientConnPool done chan struct{} // closed when done res *ClientConn // valid after done is closed @@ -180,6 +181,7 @@ func (p *clientConnPool) addConnIfNeeded(key string, t *Transport, c *tls.Conn) } type addConnCall struct { + _ incomparable p *clientConnPool done chan struct{} // closed when done err error @@ -200,12 +202,6 @@ func (c *addConnCall) run(t *Transport, key string, tc *tls.Conn) { close(c.done) } -func (p *clientConnPool) addConn(key string, cc *ClientConn) { - p.mu.Lock() - p.addConnLocked(key, cc) - p.mu.Unlock() -} - // p.mu must be held func (p *clientConnPool) addConnLocked(key string, cc *ClientConn) { for _, v := range p.conns[key] { diff --git a/vendor/golang.org/x/net/http2/flow.go b/vendor/golang.org/x/net/http2/flow.go index cea601fcdf4..b51f0e0cf1f 100644 --- a/vendor/golang.org/x/net/http2/flow.go +++ b/vendor/golang.org/x/net/http2/flow.go @@ -8,6 +8,8 @@ package http2 // flow is the flow control window's size. type flow struct { + _ incomparable + // n is the number of DATA bytes we're allowed to send. // A flow is kept both on a conn and a per-stream. n int32 diff --git a/vendor/golang.org/x/net/http2/hpack/huffman.go b/vendor/golang.org/x/net/http2/hpack/huffman.go index b412a96c504..a1ab2f05679 100644 --- a/vendor/golang.org/x/net/http2/hpack/huffman.go +++ b/vendor/golang.org/x/net/http2/hpack/huffman.go @@ -105,7 +105,14 @@ func huffmanDecode(buf *bytes.Buffer, maxLen int, v []byte) error { return nil } +// incomparable is a zero-width, non-comparable type. Adding it to a struct +// makes that struct also non-comparable, and generally doesn't add +// any size (as long as it's first). +type incomparable [0]func() + type node struct { + _ incomparable + // children is non-nil for internal nodes children *[256]*node diff --git a/vendor/golang.org/x/net/http2/http2.go b/vendor/golang.org/x/net/http2/http2.go index 27cc893cc0e..5571ccfd261 100644 --- a/vendor/golang.org/x/net/http2/http2.go +++ b/vendor/golang.org/x/net/http2/http2.go @@ -241,6 +241,7 @@ func (cw closeWaiter) Wait() { // Its buffered writer is lazily allocated as needed, to minimize // idle memory usage with many connections. type bufferedWriter struct { + _ incomparable w io.Writer // immutable bw *bufio.Writer // non-nil when data is buffered } @@ -313,6 +314,7 @@ func bodyAllowedForStatus(status int) bool { } type httpError struct { + _ incomparable msg string timeout bool } @@ -376,3 +378,8 @@ func (s *sorter) SortStrings(ss []string) { func validPseudoPath(v string) bool { return (len(v) > 0 && v[0] == '/') || v == "*" } + +// incomparable is a zero-width, non-comparable type. Adding it to a struct +// makes that struct also non-comparable, and generally doesn't add +// any size (as long as it's first). +type incomparable [0]func() diff --git a/vendor/golang.org/x/net/http2/server.go b/vendor/golang.org/x/net/http2/server.go index bc9e41a1b77..345b7cd85db 100644 --- a/vendor/golang.org/x/net/http2/server.go +++ b/vendor/golang.org/x/net/http2/server.go @@ -761,6 +761,7 @@ func (sc *serverConn) readFrames() { // frameWriteResult is the message passed from writeFrameAsync to the serve goroutine. type frameWriteResult struct { + _ incomparable wr FrameWriteRequest // what was written (or attempted) err error // result of the writeFrame call } @@ -771,7 +772,7 @@ type frameWriteResult struct { // serverConn. func (sc *serverConn) writeFrameAsync(wr FrameWriteRequest) { err := wr.write.writeFrame(sc) - sc.wroteFrameCh <- frameWriteResult{wr, err} + sc.wroteFrameCh <- frameWriteResult{wr: wr, err: err} } func (sc *serverConn) closeAllStreamsOnConnClose() { @@ -1161,7 +1162,7 @@ func (sc *serverConn) startFrameWrite(wr FrameWriteRequest) { if wr.write.staysWithinBuffer(sc.bw.Available()) { sc.writingFrameAsync = false err := wr.write.writeFrame(sc) - sc.wroteFrame(frameWriteResult{wr, err}) + sc.wroteFrame(frameWriteResult{wr: wr, err: err}) } else { sc.writingFrameAsync = true go sc.writeFrameAsync(wr) @@ -2057,7 +2058,7 @@ func (sc *serverConn) newWriterAndRequestNoBody(st *stream, rp requestParam) (*r var trailer http.Header for _, v := range rp.header["Trailer"] { for _, key := range strings.Split(v, ",") { - key = http.CanonicalHeaderKey(strings.TrimSpace(key)) + key = http.CanonicalHeaderKey(textproto.TrimString(key)) switch key { case "Transfer-Encoding", "Trailer", "Content-Length": // Bogus. (copy of http1 rules) @@ -2275,6 +2276,7 @@ func (sc *serverConn) sendWindowUpdate32(st *stream, n int32) { // requestBody is the Handler's Request.Body type. // Read and Close may be called concurrently. type requestBody struct { + _ incomparable stream *stream conn *serverConn closed bool // for use by Close only diff --git a/vendor/golang.org/x/net/http2/transport.go b/vendor/golang.org/x/net/http2/transport.go index e4fb02530fc..76a92e0ca6b 100644 --- a/vendor/golang.org/x/net/http2/transport.go +++ b/vendor/golang.org/x/net/http2/transport.go @@ -108,6 +108,19 @@ type Transport struct { // waiting for their turn. StrictMaxConcurrentStreams bool + // ReadIdleTimeout is the timeout after which a health check using ping + // frame will be carried out if no frame is received on the connection. + // Note that a ping response will is considered a received frame, so if + // there is no other traffic on the connection, the health check will + // be performed every ReadIdleTimeout interval. + // If zero, no health check is performed. + ReadIdleTimeout time.Duration + + // PingTimeout is the timeout after which the connection will be closed + // if a response to Ping is not received. + // Defaults to 15s. + PingTimeout time.Duration + // t1, if non-nil, is the standard library Transport using // this transport. Its settings are used (but not its // RoundTrip method, etc). @@ -131,6 +144,14 @@ func (t *Transport) disableCompression() bool { return t.DisableCompression || (t.t1 != nil && t.t1.DisableCompression) } +func (t *Transport) pingTimeout() time.Duration { + if t.PingTimeout == 0 { + return 15 * time.Second + } + return t.PingTimeout + +} + // ConfigureTransport configures a net/http HTTP/1 Transport to use HTTP/2. // It returns an error if t1 has already been HTTP/2-enabled. func ConfigureTransport(t1 *http.Transport) error { @@ -675,6 +696,20 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro return cc, nil } +func (cc *ClientConn) healthCheck() { + pingTimeout := cc.t.pingTimeout() + // We don't need to periodically ping in the health check, because the readLoop of ClientConn will + // trigger the healthCheck again if there is no frame received. + ctx, cancel := context.WithTimeout(context.Background(), pingTimeout) + defer cancel() + err := cc.Ping(ctx) + if err != nil { + cc.closeForLostPing() + cc.t.connPool().MarkDead(cc) + return + } +} + func (cc *ClientConn) setGoAway(f *GoAwayFrame) { cc.mu.Lock() defer cc.mu.Unlock() @@ -846,14 +881,12 @@ func (cc *ClientConn) sendGoAway() error { return nil } -// Close closes the client connection immediately. -// -// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead. -func (cc *ClientConn) Close() error { +// closes the client connection immediately. In-flight requests are interrupted. +// err is sent to streams. +func (cc *ClientConn) closeForError(err error) error { cc.mu.Lock() defer cc.cond.Broadcast() defer cc.mu.Unlock() - err := errors.New("http2: client connection force closed via ClientConn.Close") for id, cs := range cc.streams { select { case cs.resc <- resAndError{err: err}: @@ -866,6 +899,20 @@ func (cc *ClientConn) Close() error { return cc.tconn.Close() } +// Close closes the client connection immediately. +// +// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead. +func (cc *ClientConn) Close() error { + err := errors.New("http2: client connection force closed via ClientConn.Close") + return cc.closeForError(err) +} + +// closes the client connection immediately. In-flight requests are interrupted. +func (cc *ClientConn) closeForLostPing() error { + err := errors.New("http2: client connection lost") + return cc.closeForError(err) +} + const maxAllocFrameSize = 512 << 10 // frameBuffer returns a scratch buffer suitable for writing DATA frames. @@ -916,7 +963,7 @@ func commaSeparatedTrailers(req *http.Request) (string, error) { k = http.CanonicalHeaderKey(k) switch k { case "Transfer-Encoding", "Trailer", "Content-Length": - return "", &badStringError{"invalid Trailer key", k} + return "", fmt.Errorf("invalid Trailer key %q", k) } keys = append(keys, k) } @@ -1394,13 +1441,6 @@ func (cs *clientStream) awaitFlowControl(maxBytes int) (taken int32, err error) } } -type badStringError struct { - what string - str string -} - -func (e *badStringError) Error() string { return fmt.Sprintf("%s %q", e.what, e.str) } - // requires cc.mu be held. func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trailers string, contentLength int64) ([]byte, error) { cc.hbuf.Reset() @@ -1616,6 +1656,7 @@ func (cc *ClientConn) writeHeader(name, value string) { } type resAndError struct { + _ incomparable res *http.Response err error } @@ -1663,6 +1704,7 @@ func (cc *ClientConn) streamByID(id uint32, andRemove bool) *clientStream { // clientConnReadLoop is the state owned by the clientConn's frame-reading readLoop. type clientConnReadLoop struct { + _ incomparable cc *ClientConn closeWhenIdle bool } @@ -1742,8 +1784,17 @@ func (rl *clientConnReadLoop) run() error { rl.closeWhenIdle = cc.t.disableKeepAlives() || cc.singleUse gotReply := false // ever saw a HEADERS reply gotSettings := false + readIdleTimeout := cc.t.ReadIdleTimeout + var t *time.Timer + if readIdleTimeout != 0 { + t = time.AfterFunc(readIdleTimeout, cc.healthCheck) + defer t.Stop() + } for { f, err := cc.fr.ReadFrame() + if t != nil { + t.Reset(readIdleTimeout) + } if err != nil { cc.vlogf("http2: Transport readFrame error on conn %p: (%T) %v", cc, err, err) } @@ -2479,6 +2530,7 @@ func (rt erringRoundTripper) RoundTrip(*http.Request) (*http.Response, error) { // gzipReader wraps a response body so it can lazily // call gzip.NewReader on the first call to Read type gzipReader struct { + _ incomparable body io.ReadCloser // underlying Response.Body zr *gzip.Reader // lazily-initialized gzip reader zerr error // sticky error diff --git a/vendor/golang.org/x/tools/go/ast/astutil/imports.go b/vendor/golang.org/x/tools/go/ast/astutil/imports.go index 3e4b195368b..2087ceec9cf 100644 --- a/vendor/golang.org/x/tools/go/ast/astutil/imports.go +++ b/vendor/golang.org/x/tools/go/ast/astutil/imports.go @@ -275,9 +275,10 @@ func DeleteNamedImport(fset *token.FileSet, f *ast.File, name, path string) (del // We deleted an entry but now there may be // a blank line-sized hole where the import was. - if line-lastLine > 1 { + if line-lastLine > 1 || !gen.Rparen.IsValid() { // There was a blank line immediately preceding the deleted import, - // so there's no need to close the hole. + // so there's no need to close the hole. The right parenthesis is + // invalid after AddImport to an import statement without parenthesis. // Do nothing. } else if line != fset.File(gen.Rparen).LineCount() { // There was no blank line. Close the hole. diff --git a/vendor/golang.org/x/tools/go/internal/gcimporter/gcimporter.go b/vendor/golang.org/x/tools/go/internal/gcimporter/gcimporter.go index 9cf186605f6..8dcd8bbb71a 100644 --- a/vendor/golang.org/x/tools/go/internal/gcimporter/gcimporter.go +++ b/vendor/golang.org/x/tools/go/internal/gcimporter/gcimporter.go @@ -344,7 +344,7 @@ func (p *parser) expectKeyword(keyword string) { // PackageId = string_lit . // -func (p *parser) parsePackageId() string { +func (p *parser) parsePackageID() string { id, err := strconv.Unquote(p.expect(scanner.String)) if err != nil { p.error(err) @@ -384,7 +384,7 @@ func (p *parser) parseDotIdent() string { // func (p *parser) parseQualifiedName() (id, name string) { p.expect('@') - id = p.parsePackageId() + id = p.parsePackageID() p.expect('.') // Per rev f280b8a485fd (10/2/2013), qualified names may be used for anonymous fields. if p.tok == '?' { @@ -696,7 +696,7 @@ func (p *parser) parseInterfaceType(parent *types.Package) types.Type { // Complete requires the type's embedded interfaces to be fully defined, // but we do not define any - return types.NewInterface(methods, nil).Complete() + return newInterface(methods, nil).Complete() } // ChanType = ( "chan" [ "<-" ] | "<-" "chan" ) Type . @@ -785,7 +785,7 @@ func (p *parser) parseType(parent *types.Package) types.Type { func (p *parser) parseImportDecl() { p.expectKeyword("import") name := p.parsePackageName() - p.getPkg(p.parsePackageId(), name) + p.getPkg(p.parsePackageID(), name) } // int_lit = [ "+" | "-" ] { "0" ... "9" } . diff --git a/vendor/golang.org/x/tools/go/internal/packagesdriver/sizes.go b/vendor/golang.org/x/tools/go/internal/packagesdriver/sizes.go index db0c9a7ea61..dc6177c122d 100644 --- a/vendor/golang.org/x/tools/go/internal/packagesdriver/sizes.go +++ b/vendor/golang.org/x/tools/go/internal/packagesdriver/sizes.go @@ -11,17 +11,15 @@ import ( "encoding/json" "fmt" "go/types" - "log" - "os" "os/exec" "strings" - "time" + + "golang.org/x/tools/internal/gocommand" ) var debug = false -// GetSizes returns the sizes used by the underlying driver with the given parameters. -func GetSizes(ctx context.Context, buildFlags, env []string, dir string, usesExportData bool) (types.Sizes, error) { +func GetSizes(ctx context.Context, buildFlags, env []string, gocmdRunner *gocommand.Runner, dir string) (types.Sizes, error) { // TODO(matloob): Clean this up. This code is mostly a copy of packages.findExternalDriver. const toolPrefix = "GOPACKAGESDRIVER=" tool := "" @@ -41,7 +39,7 @@ func GetSizes(ctx context.Context, buildFlags, env []string, dir string, usesExp } if tool == "off" { - return GetSizesGolist(ctx, buildFlags, env, dir, usesExportData) + return GetSizesGolist(ctx, buildFlags, env, gocmdRunner, dir) } req, err := json.Marshal(struct { @@ -77,98 +75,43 @@ func GetSizes(ctx context.Context, buildFlags, env []string, dir string, usesExp return response.Sizes, nil } -func GetSizesGolist(ctx context.Context, buildFlags, env []string, dir string, usesExportData bool) (types.Sizes, error) { - args := []string{"list", "-f", "{{context.GOARCH}} {{context.Compiler}}"} - args = append(args, buildFlags...) - args = append(args, "--", "unsafe") - stdout, stderr, err := invokeGo(ctx, env, dir, usesExportData, args...) +func GetSizesGolist(ctx context.Context, buildFlags, env []string, gocmdRunner *gocommand.Runner, dir string) (types.Sizes, error) { + inv := gocommand.Invocation{ + Verb: "list", + Args: []string{"-f", "{{context.GOARCH}} {{context.Compiler}}", "--", "unsafe"}, + Env: env, + BuildFlags: buildFlags, + WorkingDir: dir, + } + stdout, stderr, friendlyErr, rawErr := gocmdRunner.RunRaw(ctx, inv) var goarch, compiler string - if err != nil { - if strings.Contains(err.Error(), "cannot find main module") { + if rawErr != nil { + if strings.Contains(rawErr.Error(), "cannot find main module") { // User's running outside of a module. All bets are off. Get GOARCH and guess compiler is gc. // TODO(matloob): Is this a problem in practice? - envout, _, enverr := invokeGo(ctx, env, dir, usesExportData, "env", "GOARCH") + inv := gocommand.Invocation{ + Verb: "env", + Args: []string{"GOARCH"}, + Env: env, + WorkingDir: dir, + } + envout, enverr := gocmdRunner.Run(ctx, inv) if enverr != nil { - return nil, err + return nil, enverr } goarch = strings.TrimSpace(envout.String()) compiler = "gc" } else { - return nil, err + return nil, friendlyErr } } else { fields := strings.Fields(stdout.String()) if len(fields) < 2 { - return nil, fmt.Errorf("could not parse GOARCH and Go compiler in format \" \" from stdout of go command:\n%s\ndir: %s\nstdout: <<%s>>\nstderr: <<%s>>", - cmdDebugStr(env, args...), dir, stdout.String(), stderr.String()) + return nil, fmt.Errorf("could not parse GOARCH and Go compiler in format \" \":\nstdout: <<%s>>\nstderr: <<%s>>", + stdout.String(), stderr.String()) } goarch = fields[0] compiler = fields[1] } return types.SizesFor(compiler, goarch), nil } - -// invokeGo returns the stdout and stderr of a go command invocation. -func invokeGo(ctx context.Context, env []string, dir string, usesExportData bool, args ...string) (*bytes.Buffer, *bytes.Buffer, error) { - if debug { - defer func(start time.Time) { log.Printf("%s for %v", time.Since(start), cmdDebugStr(env, args...)) }(time.Now()) - } - stdout := new(bytes.Buffer) - stderr := new(bytes.Buffer) - cmd := exec.CommandContext(ctx, "go", args...) - // On darwin the cwd gets resolved to the real path, which breaks anything that - // expects the working directory to keep the original path, including the - // go command when dealing with modules. - // The Go stdlib has a special feature where if the cwd and the PWD are the - // same node then it trusts the PWD, so by setting it in the env for the child - // process we fix up all the paths returned by the go command. - cmd.Env = append(append([]string{}, env...), "PWD="+dir) - cmd.Dir = dir - cmd.Stdout = stdout - cmd.Stderr = stderr - if err := cmd.Run(); err != nil { - exitErr, ok := err.(*exec.ExitError) - if !ok { - // Catastrophic error: - // - executable not found - // - context cancellation - return nil, nil, fmt.Errorf("couldn't exec 'go %v': %s %T", args, err, err) - } - - // Export mode entails a build. - // If that build fails, errors appear on stderr - // (despite the -e flag) and the Export field is blank. - // Do not fail in that case. - if !usesExportData { - return nil, nil, fmt.Errorf("go %v: %s: %s", args, exitErr, stderr) - } - } - - // As of writing, go list -export prints some non-fatal compilation - // errors to stderr, even with -e set. We would prefer that it put - // them in the Package.Error JSON (see https://golang.org/issue/26319). - // In the meantime, there's nowhere good to put them, but they can - // be useful for debugging. Print them if $GOPACKAGESPRINTGOLISTERRORS - // is set. - if len(stderr.Bytes()) != 0 && os.Getenv("GOPACKAGESPRINTGOLISTERRORS") != "" { - fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(env, args...), stderr) - } - - // debugging - if false { - fmt.Fprintf(os.Stderr, "%s stdout: <<%s>>\n", cmdDebugStr(env, args...), stdout) - } - - return stdout, stderr, nil -} - -func cmdDebugStr(envlist []string, args ...string) string { - env := make(map[string]string) - for _, kv := range envlist { - split := strings.Split(kv, "=") - k, v := split[0], split[1] - env[k] = v - } - - return fmt.Sprintf("GOROOT=%v GOPATH=%v GO111MODULE=%v PWD=%v go %v", env["GOROOT"], env["GOPATH"], env["GO111MODULE"], env["PWD"], args) -} diff --git a/vendor/golang.org/x/tools/go/packages/doc.go b/vendor/golang.org/x/tools/go/packages/doc.go index 3799f8ed8be..4bfe28a51ff 100644 --- a/vendor/golang.org/x/tools/go/packages/doc.go +++ b/vendor/golang.org/x/tools/go/packages/doc.go @@ -60,8 +60,7 @@ causes Load to run in LoadFiles mode, collecting minimal information. See the documentation for type Config for details. As noted earlier, the Config.Mode controls the amount of detail -reported about the loaded packages, with each mode returning all the data of the -previous mode with some extra added. See the documentation for type LoadMode +reported about the loaded packages. See the documentation for type LoadMode for details. Most tools should pass their command-line arguments (after any flags) diff --git a/vendor/golang.org/x/tools/go/packages/external.go b/vendor/golang.org/x/tools/go/packages/external.go index 6ac3e4f5b57..8c8473fd0bd 100644 --- a/vendor/golang.org/x/tools/go/packages/external.go +++ b/vendor/golang.org/x/tools/go/packages/external.go @@ -84,13 +84,14 @@ func findExternalDriver(cfg *Config) driver { cmd.Stdin = bytes.NewReader(req) cmd.Stdout = buf cmd.Stderr = stderr - if len(stderr.Bytes()) != 0 && os.Getenv("GOPACKAGESPRINTDRIVERERRORS") != "" { - fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(cmd, words...), stderr) - } if err := cmd.Run(); err != nil { return nil, fmt.Errorf("%v: %v: %s", tool, err, cmd.Stderr) } + if len(stderr.Bytes()) != 0 && os.Getenv("GOPACKAGESPRINTDRIVERERRORS") != "" { + fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(cmd, words...), stderr) + } + var response driverResponse if err := json.Unmarshal(buf.Bytes(), &response); err != nil { return nil, err diff --git a/vendor/golang.org/x/tools/go/packages/golist.go b/vendor/golang.org/x/tools/go/packages/golist.go index 648e364313a..6e91391ce2b 100644 --- a/vendor/golang.org/x/tools/go/packages/golist.go +++ b/vendor/golang.org/x/tools/go/packages/golist.go @@ -6,27 +6,25 @@ package packages import ( "bytes" + "context" "encoding/json" "fmt" "go/types" - "io/ioutil" "log" "os" "os/exec" "path" "path/filepath" "reflect" - "regexp" + "sort" "strconv" "strings" "sync" - "time" "unicode" "golang.org/x/tools/go/internal/packagesdriver" - "golang.org/x/tools/internal/gopathwalk" - "golang.org/x/tools/internal/semver" - "golang.org/x/tools/internal/span" + "golang.org/x/tools/internal/gocommand" + "golang.org/x/xerrors" ) // debug controls verbose logging. @@ -45,16 +43,21 @@ type responseDeduper struct { dr *driverResponse } -// init fills in r with a driverResponse. -func (r *responseDeduper) init(dr *driverResponse) { - r.dr = dr - r.seenRoots = map[string]bool{} - r.seenPackages = map[string]*Package{} +func newDeduper() *responseDeduper { + return &responseDeduper{ + dr: &driverResponse{}, + seenRoots: map[string]bool{}, + seenPackages: map[string]*Package{}, + } +} + +// addAll fills in r with a driverResponse. +func (r *responseDeduper) addAll(dr *driverResponse) { for _, pkg := range dr.Packages { - r.seenPackages[pkg.ID] = pkg + r.addPackage(pkg) } for _, root := range dr.Roots { - r.seenRoots[root] = true + r.addRoot(root) } } @@ -74,25 +77,47 @@ func (r *responseDeduper) addRoot(id string) { r.dr.Roots = append(r.dr.Roots, id) } -// goInfo contains global information from the go tool. -type goInfo struct { - rootDirs map[string]string - env goEnv +type golistState struct { + cfg *Config + ctx context.Context + + envOnce sync.Once + goEnvError error + goEnv map[string]string + + rootsOnce sync.Once + rootDirsError error + rootDirs map[string]string + + // vendorDirs caches the (non)existence of vendor directories. + vendorDirs map[string]bool } -type goEnv struct { - modulesOn bool +// getEnv returns Go environment variables. Only specific variables are +// populated -- computing all of them is slow. +func (state *golistState) getEnv() (map[string]string, error) { + state.envOnce.Do(func() { + var b *bytes.Buffer + b, state.goEnvError = state.invokeGo("env", "-json", "GOMOD", "GOPATH") + if state.goEnvError != nil { + return + } + + state.goEnv = make(map[string]string) + decoder := json.NewDecoder(b) + if state.goEnvError = decoder.Decode(&state.goEnv); state.goEnvError != nil { + return + } + }) + return state.goEnv, state.goEnvError } -func determineEnv(cfg *Config) goEnv { - buf, err := invokeGo(cfg, "env", "GOMOD") +// mustGetEnv is a convenience function that can be used if getEnv has already succeeded. +func (state *golistState) mustGetEnv() map[string]string { + env, err := state.getEnv() if err != nil { - return goEnv{} + panic(fmt.Sprintf("mustGetEnv: %v", err)) } - gomod := bytes.TrimSpace(buf.Bytes()) - - env := goEnv{} - env.modulesOn = len(gomod) > 0 return env } @@ -100,47 +125,38 @@ func determineEnv(cfg *Config) goEnv { // the build system package structure. // See driver for more details. func goListDriver(cfg *Config, patterns ...string) (*driverResponse, error) { - var sizes types.Sizes + // Make sure that any asynchronous go commands are killed when we return. + parentCtx := cfg.Context + if parentCtx == nil { + parentCtx = context.Background() + } + ctx, cancel := context.WithCancel(parentCtx) + defer cancel() + + response := newDeduper() + + // Fill in response.Sizes asynchronously if necessary. var sizeserr error var sizeswg sync.WaitGroup if cfg.Mode&NeedTypesSizes != 0 || cfg.Mode&NeedTypes != 0 { sizeswg.Add(1) go func() { - sizes, sizeserr = getSizes(cfg) + var sizes types.Sizes + sizes, sizeserr = packagesdriver.GetSizesGolist(ctx, cfg.BuildFlags, cfg.Env, cfg.gocmdRunner, cfg.Dir) + // types.SizesFor always returns nil or a *types.StdSizes. + response.dr.Sizes, _ = sizes.(*types.StdSizes) sizeswg.Done() }() } - defer sizeswg.Wait() - - // start fetching rootDirs - var info goInfo - var rootDirsReady, envReady = make(chan struct{}), make(chan struct{}) - go func() { - info.rootDirs = determineRootDirs(cfg) - close(rootDirsReady) - }() - go func() { - info.env = determineEnv(cfg) - close(envReady) - }() - getGoInfo := func() *goInfo { - <-rootDirsReady - <-envReady - return &info - } - - // Ensure that we don't leak goroutines: Load is synchronous, so callers will - // not expect it to access the fields of cfg after the call returns. - defer getGoInfo() - // always pass getGoInfo to golistDriver - golistDriver := func(cfg *Config, patterns ...string) (*driverResponse, error) { - return golistDriver(cfg, getGoInfo, patterns...) + state := &golistState{ + cfg: cfg, + ctx: ctx, + vendorDirs: map[string]bool{}, } // Determine files requested in contains patterns var containFiles []string - var packagesNamed []string restPatterns := make([]string, 0, len(patterns)) // Extract file= and other [querytype]= patterns. Report an error if querytype // doesn't exist. @@ -156,8 +172,6 @@ extractQueries: containFiles = append(containFiles, value) case "pattern": restPatterns = append(restPatterns, value) - case "iamashamedtousethedisabledqueryname": - packagesNamed = append(packagesNamed, value) case "": // not a reserved query restPatterns = append(restPatterns, pattern) default: @@ -173,52 +187,34 @@ extractQueries: } } - response := &responseDeduper{} - var err error - // See if we have any patterns to pass through to go list. Zero initial // patterns also requires a go list call, since it's the equivalent of // ".". if len(restPatterns) > 0 || len(patterns) == 0 { - dr, err := golistDriver(cfg, restPatterns...) + dr, err := state.createDriverResponse(restPatterns...) if err != nil { return nil, err } - response.init(dr) - } else { - response.init(&driverResponse{}) - } - - sizeswg.Wait() - if sizeserr != nil { - return nil, sizeserr + response.addAll(dr) } - // types.SizesFor always returns nil or a *types.StdSizes - response.dr.Sizes, _ = sizes.(*types.StdSizes) - - var containsCandidates []string if len(containFiles) != 0 { - if err := runContainsQueries(cfg, golistDriver, response, containFiles, getGoInfo); err != nil { - return nil, err - } - } - - if len(packagesNamed) != 0 { - if err := runNamedQueries(cfg, golistDriver, response, packagesNamed); err != nil { + if err := state.runContainsQueries(response, containFiles); err != nil { return nil, err } } - modifiedPkgs, needPkgs, err := processGolistOverlay(cfg, response, getGoInfo) + modifiedPkgs, needPkgs, err := state.processGolistOverlay(response) if err != nil { return nil, err } + + var containsCandidates []string if len(containFiles) > 0 { containsCandidates = append(containsCandidates, modifiedPkgs...) containsCandidates = append(containsCandidates, needPkgs...) } - if err := addNeededOverlayPackages(cfg, golistDriver, response, needPkgs, getGoInfo); err != nil { + if err := state.addNeededOverlayPackages(response, needPkgs); err != nil { return nil, err } // Check candidate packages for containFiles. @@ -247,33 +243,32 @@ extractQueries: } } + sizeswg.Wait() + if sizeserr != nil { + return nil, sizeserr + } return response.dr, nil } -func addNeededOverlayPackages(cfg *Config, driver driver, response *responseDeduper, pkgs []string, getGoInfo func() *goInfo) error { +func (state *golistState) addNeededOverlayPackages(response *responseDeduper, pkgs []string) error { if len(pkgs) == 0 { return nil } - drivercfg := *cfg - if getGoInfo().env.modulesOn { - drivercfg.BuildFlags = append(drivercfg.BuildFlags, "-mod=readonly") - } - dr, err := driver(&drivercfg, pkgs...) - + dr, err := state.createDriverResponse(pkgs...) if err != nil { return err } for _, pkg := range dr.Packages { response.addPackage(pkg) } - _, needPkgs, err := processGolistOverlay(cfg, response, getGoInfo) + _, needPkgs, err := state.processGolistOverlay(response) if err != nil { return err } - return addNeededOverlayPackages(cfg, driver, response, needPkgs, getGoInfo) + return state.addNeededOverlayPackages(response, needPkgs) } -func runContainsQueries(cfg *Config, driver driver, response *responseDeduper, queries []string, goInfo func() *goInfo) error { +func (state *golistState) runContainsQueries(response *responseDeduper, queries []string) error { for _, query := range queries { // TODO(matloob): Do only one query per directory. fdir := filepath.Dir(query) @@ -283,42 +278,16 @@ func runContainsQueries(cfg *Config, driver driver, response *responseDeduper, q if err != nil { return fmt.Errorf("could not determine absolute path of file= query path %q: %v", query, err) } - dirResponse, err := driver(cfg, pattern) - if err != nil { - var queryErr error - if dirResponse, queryErr = adHocPackage(cfg, driver, pattern, query); queryErr != nil { - return err // return the original error - } - } - // `go list` can report errors for files that are not listed as part of a package's GoFiles. - // In the case of an invalid Go file, we should assume that it is part of package if only - // one package is in the response. The file may have valid contents in an overlay. - if len(dirResponse.Packages) == 1 { - pkg := dirResponse.Packages[0] - for i, err := range pkg.Errors { - s := errorSpan(err) - if !s.IsValid() { - break - } - if len(pkg.CompiledGoFiles) == 0 { - break - } - dir := filepath.Dir(pkg.CompiledGoFiles[0]) - filename := filepath.Join(dir, filepath.Base(s.URI().Filename())) - if info, err := os.Stat(filename); err != nil || info.IsDir() { - break - } - if !contains(pkg.CompiledGoFiles, filename) { - pkg.CompiledGoFiles = append(pkg.CompiledGoFiles, filename) - pkg.GoFiles = append(pkg.GoFiles, filename) - pkg.Errors = append(pkg.Errors[:i], pkg.Errors[i+1:]...) - } - } - } - // A final attempt to construct an ad-hoc package. - if len(dirResponse.Packages) == 1 && len(dirResponse.Packages[0].Errors) == 1 { + dirResponse, err := state.createDriverResponse(pattern) + + // If there was an error loading the package, or the package is returned + // with errors, try to load the file as an ad-hoc package. + // Usually the error will appear in a returned package, but may not if we're + // in module mode and the ad-hoc is located outside a module. + if err != nil || len(dirResponse.Packages) == 1 && len(dirResponse.Packages[0].GoFiles) == 0 && + len(dirResponse.Packages[0].Errors) == 1 { var queryErr error - if dirResponse, queryErr = adHocPackage(cfg, driver, pattern, query); queryErr != nil { + if dirResponse, queryErr = state.adhocPackage(pattern, query); queryErr != nil { return err // return the original error } } @@ -347,345 +316,47 @@ func runContainsQueries(cfg *Config, driver driver, response *responseDeduper, q return nil } -// adHocPackage attempts to construct an ad-hoc package given a query that failed. -func adHocPackage(cfg *Config, driver driver, pattern, query string) (*driverResponse, error) { - // There was an error loading the package. Try to load the file as an ad-hoc package. - // Usually the error will appear in a returned package, but may not if we're in modules mode - // and the ad-hoc is located outside a module. - dirResponse, err := driver(cfg, query) +// adhocPackage attempts to load or construct an ad-hoc package for a given +// query, if the original call to the driver produced inadequate results. +func (state *golistState) adhocPackage(pattern, query string) (*driverResponse, error) { + response, err := state.createDriverResponse(query) if err != nil { return nil, err } - // If we get nothing back from `go list`, try to make this file into its own ad-hoc package. - if len(dirResponse.Packages) == 0 && err == nil { - dirResponse.Packages = append(dirResponse.Packages, &Package{ + // If we get nothing back from `go list`, + // try to make this file into its own ad-hoc package. + // TODO(rstambler): Should this check against the original response? + if len(response.Packages) == 0 { + response.Packages = append(response.Packages, &Package{ ID: "command-line-arguments", PkgPath: query, GoFiles: []string{query}, CompiledGoFiles: []string{query}, Imports: make(map[string]*Package), }) - dirResponse.Roots = append(dirResponse.Roots, "command-line-arguments") - } - // Special case to handle issue #33482: - // If this is a file= query for ad-hoc packages where the file only exists on an overlay, - // and exists outside of a module, add the file in for the package. - if len(dirResponse.Packages) == 1 && (dirResponse.Packages[0].ID == "command-line-arguments" || - filepath.ToSlash(dirResponse.Packages[0].PkgPath) == filepath.ToSlash(query)) { - if len(dirResponse.Packages[0].GoFiles) == 0 { - filename := filepath.Join(pattern, filepath.Base(query)) // avoid recomputing abspath - // TODO(matloob): check if the file is outside of a root dir? - for path := range cfg.Overlay { - if path == filename { - dirResponse.Packages[0].Errors = nil - dirResponse.Packages[0].GoFiles = []string{path} - dirResponse.Packages[0].CompiledGoFiles = []string{path} + response.Roots = append(response.Roots, "command-line-arguments") + } + // Handle special cases. + if len(response.Packages) == 1 { + // golang/go#33482: If this is a file= query for ad-hoc packages where + // the file only exists on an overlay, and exists outside of a module, + // add the file to the package and remove the errors. + if response.Packages[0].ID == "command-line-arguments" || + filepath.ToSlash(response.Packages[0].PkgPath) == filepath.ToSlash(query) { + if len(response.Packages[0].GoFiles) == 0 { + filename := filepath.Join(pattern, filepath.Base(query)) // avoid recomputing abspath + // TODO(matloob): check if the file is outside of a root dir? + for path := range state.cfg.Overlay { + if path == filename { + response.Packages[0].Errors = nil + response.Packages[0].GoFiles = []string{path} + response.Packages[0].CompiledGoFiles = []string{path} + } } } } } - return dirResponse, nil -} - -func contains(files []string, filename string) bool { - for _, f := range files { - if f == filename { - return true - } - } - return false -} - -// errorSpan attempts to parse a standard `go list` error message -// by stripping off the trailing error message. -// -// It works only on errors whose message is prefixed by colon, -// followed by a space (": "). For example: -// -// attributes.go:13:1: expected 'package', found 'type' -// -func errorSpan(err Error) span.Span { - if err.Pos == "" { - input := strings.TrimSpace(err.Msg) - msgIndex := strings.Index(input, ": ") - if msgIndex < 0 { - return span.Parse(input) - } - return span.Parse(input[:msgIndex]) - } - return span.Parse(err.Pos) -} - -// modCacheRegexp splits a path in a module cache into module, module version, and package. -var modCacheRegexp = regexp.MustCompile(`(.*)@([^/\\]*)(.*)`) - -func runNamedQueries(cfg *Config, driver driver, response *responseDeduper, queries []string) error { - // calling `go env` isn't free; bail out if there's nothing to do. - if len(queries) == 0 { - return nil - } - // Determine which directories are relevant to scan. - roots, modRoot, err := roots(cfg) - if err != nil { - return err - } - - // Scan the selected directories. Simple matches, from GOPATH/GOROOT - // or the local module, can simply be "go list"ed. Matches from the - // module cache need special treatment. - var matchesMu sync.Mutex - var simpleMatches, modCacheMatches []string - add := func(root gopathwalk.Root, dir string) { - // Walk calls this concurrently; protect the result slices. - matchesMu.Lock() - defer matchesMu.Unlock() - - path := dir - if dir != root.Path { - path = dir[len(root.Path)+1:] - } - if pathMatchesQueries(path, queries) { - switch root.Type { - case gopathwalk.RootModuleCache: - modCacheMatches = append(modCacheMatches, path) - case gopathwalk.RootCurrentModule: - // We'd need to read go.mod to find the full - // import path. Relative's easier. - rel, err := filepath.Rel(cfg.Dir, dir) - if err != nil { - // This ought to be impossible, since - // we found dir in the current module. - panic(err) - } - simpleMatches = append(simpleMatches, "./"+rel) - case gopathwalk.RootGOPATH, gopathwalk.RootGOROOT: - simpleMatches = append(simpleMatches, path) - } - } - } - - startWalk := time.Now() - gopathwalk.Walk(roots, add, gopathwalk.Options{ModulesEnabled: modRoot != "", Debug: debug}) - cfg.Logf("%v for walk", time.Since(startWalk)) - - // Weird special case: the top-level package in a module will be in - // whatever directory the user checked the repository out into. It's - // more reasonable for that to not match the package name. So, if there - // are any Go files in the mod root, query it just to be safe. - if modRoot != "" { - rel, err := filepath.Rel(cfg.Dir, modRoot) - if err != nil { - panic(err) // See above. - } - - files, err := ioutil.ReadDir(modRoot) - if err != nil { - panic(err) // See above. - } - - for _, f := range files { - if strings.HasSuffix(f.Name(), ".go") { - simpleMatches = append(simpleMatches, rel) - break - } - } - } - - addResponse := func(r *driverResponse) { - for _, pkg := range r.Packages { - response.addPackage(pkg) - for _, name := range queries { - if pkg.Name == name { - response.addRoot(pkg.ID) - break - } - } - } - } - - if len(simpleMatches) != 0 { - resp, err := driver(cfg, simpleMatches...) - if err != nil { - return err - } - addResponse(resp) - } - - // Module cache matches are tricky. We want to avoid downloading new - // versions of things, so we need to use the ones present in the cache. - // go list doesn't accept version specifiers, so we have to write out a - // temporary module, and do the list in that module. - if len(modCacheMatches) != 0 { - // Collect all the matches, deduplicating by major version - // and preferring the newest. - type modInfo struct { - mod string - major string - } - mods := make(map[modInfo]string) - var imports []string - for _, modPath := range modCacheMatches { - matches := modCacheRegexp.FindStringSubmatch(modPath) - mod, ver := filepath.ToSlash(matches[1]), matches[2] - importPath := filepath.ToSlash(filepath.Join(matches[1], matches[3])) - - major := semver.Major(ver) - if prevVer, ok := mods[modInfo{mod, major}]; !ok || semver.Compare(ver, prevVer) > 0 { - mods[modInfo{mod, major}] = ver - } - - imports = append(imports, importPath) - } - - // Build the temporary module. - var gomod bytes.Buffer - gomod.WriteString("module modquery\nrequire (\n") - for mod, version := range mods { - gomod.WriteString("\t" + mod.mod + " " + version + "\n") - } - gomod.WriteString(")\n") - - tmpCfg := *cfg - - // We're only trying to look at stuff in the module cache, so - // disable the network. This should speed things up, and has - // prevented errors in at least one case, #28518. - tmpCfg.Env = append([]string{"GOPROXY=off"}, cfg.Env...) - - var err error - tmpCfg.Dir, err = ioutil.TempDir("", "gopackages-modquery") - if err != nil { - return err - } - defer os.RemoveAll(tmpCfg.Dir) - - if err := ioutil.WriteFile(filepath.Join(tmpCfg.Dir, "go.mod"), gomod.Bytes(), 0777); err != nil { - return fmt.Errorf("writing go.mod for module cache query: %v", err) - } - - // Run the query, using the import paths calculated from the matches above. - resp, err := driver(&tmpCfg, imports...) - if err != nil { - return fmt.Errorf("querying module cache matches: %v", err) - } - addResponse(resp) - } - - return nil -} - -func getSizes(cfg *Config) (types.Sizes, error) { - return packagesdriver.GetSizesGolist(cfg.Context, cfg.BuildFlags, cfg.Env, cfg.Dir, usesExportData(cfg)) -} - -// roots selects the appropriate paths to walk based on the passed-in configuration, -// particularly the environment and the presence of a go.mod in cfg.Dir's parents. -func roots(cfg *Config) ([]gopathwalk.Root, string, error) { - stdout, err := invokeGo(cfg, "env", "GOROOT", "GOPATH", "GOMOD") - if err != nil { - return nil, "", err - } - - fields := strings.Split(stdout.String(), "\n") - if len(fields) != 4 || len(fields[3]) != 0 { - return nil, "", fmt.Errorf("go env returned unexpected output: %q", stdout.String()) - } - goroot, gopath, gomod := fields[0], filepath.SplitList(fields[1]), fields[2] - var modDir string - if gomod != "" { - modDir = filepath.Dir(gomod) - } - - var roots []gopathwalk.Root - // Always add GOROOT. - roots = append(roots, gopathwalk.Root{ - Path: filepath.Join(goroot, "/src"), - Type: gopathwalk.RootGOROOT, - }) - // If modules are enabled, scan the module dir. - if modDir != "" { - roots = append(roots, gopathwalk.Root{ - Path: modDir, - Type: gopathwalk.RootCurrentModule, - }) - } - // Add either GOPATH/src or GOPATH/pkg/mod, depending on module mode. - for _, p := range gopath { - if modDir != "" { - roots = append(roots, gopathwalk.Root{ - Path: filepath.Join(p, "/pkg/mod"), - Type: gopathwalk.RootModuleCache, - }) - } else { - roots = append(roots, gopathwalk.Root{ - Path: filepath.Join(p, "/src"), - Type: gopathwalk.RootGOPATH, - }) - } - } - - return roots, modDir, nil -} - -// These functions were copied from goimports. See further documentation there. - -// pathMatchesQueries is adapted from pkgIsCandidate. -// TODO: is it reasonable to do Contains here, rather than an exact match on a path component? -func pathMatchesQueries(path string, queries []string) bool { - lastTwo := lastTwoComponents(path) - for _, query := range queries { - if strings.Contains(lastTwo, query) { - return true - } - if hasHyphenOrUpperASCII(lastTwo) && !hasHyphenOrUpperASCII(query) { - lastTwo = lowerASCIIAndRemoveHyphen(lastTwo) - if strings.Contains(lastTwo, query) { - return true - } - } - } - return false -} - -// lastTwoComponents returns at most the last two path components -// of v, using either / or \ as the path separator. -func lastTwoComponents(v string) string { - nslash := 0 - for i := len(v) - 1; i >= 0; i-- { - if v[i] == '/' || v[i] == '\\' { - nslash++ - if nslash == 2 { - return v[i:] - } - } - } - return v -} - -func hasHyphenOrUpperASCII(s string) bool { - for i := 0; i < len(s); i++ { - b := s[i] - if b == '-' || ('A' <= b && b <= 'Z') { - return true - } - } - return false -} - -func lowerASCIIAndRemoveHyphen(s string) (ret string) { - buf := make([]byte, 0, len(s)) - for i := 0; i < len(s); i++ { - b := s[i] - switch { - case b == '-': - continue - case 'A' <= b && b <= 'Z': - buf = append(buf, b+('a'-'A')) - default: - buf = append(buf, b) - } - } - return string(buf) + return response, nil } // Fields must match go list; @@ -710,6 +381,7 @@ type jsonPackage struct { Imports []string ImportMap map[string]string Deps []string + Module *Module TestGoFiles []string TestImports []string XTestGoFiles []string @@ -730,10 +402,9 @@ func otherFiles(p *jsonPackage) [][]string { return [][]string{p.CFiles, p.CXXFiles, p.MFiles, p.HFiles, p.FFiles, p.SFiles, p.SwigFiles, p.SwigCXXFiles, p.SysoFiles} } -// golistDriver uses the "go list" command to expand the pattern -// words and return metadata for the specified packages. dir may be -// "" and env may be nil, as per os/exec.Command. -func golistDriver(cfg *Config, rootsDirs func() *goInfo, words ...string) (*driverResponse, error) { +// createDriverResponse uses the "go list" command to expand the pattern +// words and return a response for the specified packages. +func (state *golistState) createDriverResponse(words ...string) (*driverResponse, error) { // go list uses the following identifiers in ImportPath and Imports: // // "p" -- importable package or main (command) @@ -747,11 +418,13 @@ func golistDriver(cfg *Config, rootsDirs func() *goInfo, words ...string) (*driv // Run "go list" for complete // information on the specified packages. - buf, err := invokeGo(cfg, golistargs(cfg, words)...) + buf, err := state.invokeGo("list", golistargs(state.cfg, words)...) if err != nil { return nil, err } seen := make(map[string]*jsonPackage) + pkgs := make(map[string]*Package) + additionalErrors := make(map[string][]Error) // Decode the JSON and convert it to Package form. var response driverResponse for dec := json.NewDecoder(buf); dec.More(); { @@ -782,18 +455,81 @@ func golistDriver(cfg *Config, rootsDirs func() *goInfo, words ...string) (*driv // contained in a known module or GOPATH entry. This will allow the package to be // properly "reclaimed" when overlays are processed. if filepath.IsAbs(p.ImportPath) && p.Error != nil { - pkgPath, ok := getPkgPath(cfg, p.ImportPath, rootsDirs) + pkgPath, ok, err := state.getPkgPath(p.ImportPath) + if err != nil { + return nil, err + } if ok { p.ImportPath = pkgPath } } if old, found := seen[p.ImportPath]; found { - if !reflect.DeepEqual(p, old) { - return nil, fmt.Errorf("internal error: go list gives conflicting information for package %v", p.ImportPath) + // If one version of the package has an error, and the other doesn't, assume + // that this is a case where go list is reporting a fake dependency variant + // of the imported package: When a package tries to invalidly import another + // package, go list emits a variant of the imported package (with the same + // import path, but with an error on it, and the package will have a + // DepError set on it). An example of when this can happen is for imports of + // main packages: main packages can not be imported, but they may be + // separately matched and listed by another pattern. + // See golang.org/issue/36188 for more details. + + // The plan is that eventually, hopefully in Go 1.15, the error will be + // reported on the importing package rather than the duplicate "fake" + // version of the imported package. Once all supported versions of Go + // have the new behavior this logic can be deleted. + // TODO(matloob): delete the workaround logic once all supported versions of + // Go return the errors on the proper package. + + // There should be exactly one version of a package that doesn't have an + // error. + if old.Error == nil && p.Error == nil { + if !reflect.DeepEqual(p, old) { + return nil, fmt.Errorf("internal error: go list gives conflicting information for package %v", p.ImportPath) + } + continue } - // skip the duplicate - continue + + // Determine if this package's error needs to be bubbled up. + // This is a hack, and we expect for go list to eventually set the error + // on the package. + if old.Error != nil { + var errkind string + if strings.Contains(old.Error.Err, "not an importable package") { + errkind = "not an importable package" + } else if strings.Contains(old.Error.Err, "use of internal package") && strings.Contains(old.Error.Err, "not allowed") { + errkind = "use of internal package not allowed" + } + if errkind != "" { + if len(old.Error.ImportStack) < 1 { + return nil, fmt.Errorf(`internal error: go list gave a %q error with empty import stack`, errkind) + } + importingPkg := old.Error.ImportStack[len(old.Error.ImportStack)-1] + if importingPkg == old.ImportPath { + // Using an older version of Go which put this package itself on top of import + // stack, instead of the importer. Look for importer in second from top + // position. + if len(old.Error.ImportStack) < 2 { + return nil, fmt.Errorf(`internal error: go list gave a %q error with an import stack without importing package`, errkind) + } + importingPkg = old.Error.ImportStack[len(old.Error.ImportStack)-2] + } + additionalErrors[importingPkg] = append(additionalErrors[importingPkg], Error{ + Pos: old.Error.Pos, + Msg: old.Error.Err, + Kind: ListError, + }) + } + } + + // Make sure that if there's a version of the package without an error, + // that's the one reported to the user. + if old.Error == nil { + continue + } + + // This package will replace the old one at the end of the loop. } seen[p.ImportPath] = p @@ -803,6 +539,27 @@ func golistDriver(cfg *Config, rootsDirs func() *goInfo, words ...string) (*driv GoFiles: absJoin(p.Dir, p.GoFiles, p.CgoFiles), CompiledGoFiles: absJoin(p.Dir, p.CompiledGoFiles), OtherFiles: absJoin(p.Dir, otherFiles(p)...), + forTest: p.ForTest, + Module: p.Module, + } + + if (state.cfg.Mode&typecheckCgo) != 0 && len(p.CgoFiles) != 0 { + if len(p.CompiledGoFiles) > len(p.GoFiles) { + // We need the cgo definitions, which are in the first + // CompiledGoFile after the non-cgo ones. This is a hack but there + // isn't currently a better way to find it. We also need the pure + // Go files and unprocessed cgo files, all of which are already + // in pkg.GoFiles. + cgoTypes := p.CompiledGoFiles[len(p.GoFiles)] + pkg.CompiledGoFiles = append([]string{cgoTypes}, pkg.GoFiles...) + } else { + // golang/go#38990: go list silently fails to do cgo processing + pkg.CompiledGoFiles = nil + pkg.Errors = append(pkg.Errors, Error{ + Msg: "go list failed to return CompiledGoFiles; https://golang.org/issue/38990?", + Kind: ListError, + }) + } } // Work around https://golang.org/issue/28749: @@ -879,35 +636,49 @@ func golistDriver(cfg *Config, rootsDirs func() *goInfo, words ...string) (*driv } if p.Error != nil { + msg := strings.TrimSpace(p.Error.Err) // Trim to work around golang.org/issue/32363. + // Address golang.org/issue/35964 by appending import stack to error message. + if msg == "import cycle not allowed" && len(p.Error.ImportStack) != 0 { + msg += fmt.Sprintf(": import stack: %v", p.Error.ImportStack) + } pkg.Errors = append(pkg.Errors, Error{ - Pos: p.Error.Pos, - Msg: strings.TrimSpace(p.Error.Err), // Trim to work around golang.org/issue/32363. + Pos: p.Error.Pos, + Msg: msg, + Kind: ListError, }) } + pkgs[pkg.ID] = pkg + } + + for id, errs := range additionalErrors { + if p, ok := pkgs[id]; ok { + p.Errors = append(p.Errors, errs...) + } + } + for _, pkg := range pkgs { response.Packages = append(response.Packages, pkg) } + sort.Slice(response.Packages, func(i, j int) bool { return response.Packages[i].ID < response.Packages[j].ID }) return &response, nil } // getPkgPath finds the package path of a directory if it's relative to a root directory. -func getPkgPath(cfg *Config, dir string, goInfo func() *goInfo) (string, bool) { +func (state *golistState) getPkgPath(dir string) (string, bool, error) { absDir, err := filepath.Abs(dir) if err != nil { - cfg.Logf("error getting absolute path of %s: %v", dir, err) - return "", false + return "", false, err } - for rdir, rpath := range goInfo().rootDirs { - absRdir, err := filepath.Abs(rdir) - if err != nil { - cfg.Logf("error getting absolute path of %s: %v", rdir, err) - continue - } + roots, err := state.determineRootDirs() + if err != nil { + return "", false, err + } + + for rdir, rpath := range roots { // Make sure that the directory is in the module, // to avoid creating a path relative to another module. - if !strings.HasPrefix(absDir, absRdir) { - cfg.Logf("%s does not have prefix %s", absDir, absRdir) + if !strings.HasPrefix(absDir, rdir) { continue } // TODO(matloob): This doesn't properly handle symlinks. @@ -922,11 +693,11 @@ func getPkgPath(cfg *Config, dir string, goInfo func() *goInfo) (string, bool) { // Once the file is saved, gopls, or the next invocation of the tool will get the correct // result straight from golist. // TODO(matloob): Implement module tiebreaking? - return path.Join(rpath, filepath.ToSlash(r)), true + return path.Join(rpath, filepath.ToSlash(r)), true, nil } - return filepath.ToSlash(r), true + return filepath.ToSlash(r), true, nil } - return "", false + return "", false, nil } // absJoin absolutizes and flattens the lists of files. @@ -945,8 +716,8 @@ func absJoin(dir string, fileses ...[]string) (res []string) { func golistargs(cfg *Config, words []string) []string { const findFlags = NeedImports | NeedTypes | NeedSyntax | NeedTypesInfo fullargs := []string{ - "list", "-e", "-json", - fmt.Sprintf("-compiled=%t", cfg.Mode&(NeedCompiledGoFiles|NeedSyntax|NeedTypesInfo|NeedTypesSizes) != 0), + "-e", "-json", + fmt.Sprintf("-compiled=%t", cfg.Mode&(NeedCompiledGoFiles|NeedSyntax|NeedTypes|NeedTypesInfo|NeedTypesSizes) != 0), fmt.Sprintf("-test=%t", cfg.Tests), fmt.Sprintf("-export=%t", usesExportData(cfg)), fmt.Sprintf("-deps=%t", cfg.Mode&NeedImports != 0), @@ -961,25 +732,23 @@ func golistargs(cfg *Config, words []string) []string { } // invokeGo returns the stdout of a go command invocation. -func invokeGo(cfg *Config, args ...string) (*bytes.Buffer, error) { - stdout := new(bytes.Buffer) - stderr := new(bytes.Buffer) - cmd := exec.CommandContext(cfg.Context, "go", args...) - // On darwin the cwd gets resolved to the real path, which breaks anything that - // expects the working directory to keep the original path, including the - // go command when dealing with modules. - // The Go stdlib has a special feature where if the cwd and the PWD are the - // same node then it trusts the PWD, so by setting it in the env for the child - // process we fix up all the paths returned by the go command. - cmd.Env = append(append([]string{}, cfg.Env...), "PWD="+cfg.Dir) - cmd.Dir = cfg.Dir - cmd.Stdout = stdout - cmd.Stderr = stderr - defer func(start time.Time) { - cfg.Logf("%s for %v, stderr: <<%s>> stdout: <<%s>>\n", time.Since(start), cmdDebugStr(cmd, args...), stderr, stdout) - }(time.Now()) - - if err := cmd.Run(); err != nil { +func (state *golistState) invokeGo(verb string, args ...string) (*bytes.Buffer, error) { + cfg := state.cfg + + inv := gocommand.Invocation{ + Verb: verb, + Args: args, + BuildFlags: cfg.BuildFlags, + Env: cfg.Env, + Logf: cfg.Logf, + WorkingDir: cfg.Dir, + } + gocmdRunner := cfg.gocmdRunner + if gocmdRunner == nil { + gocmdRunner = &gocommand.Runner{} + } + stdout, stderr, _, err := gocmdRunner.RunRaw(cfg.Context, inv) + if err != nil { // Check for 'go' executable not being found. if ee, ok := err.(*exec.Error); ok && ee.Err == exec.ErrNotFound { return nil, fmt.Errorf("'go list' driver requires 'go', but %s", exec.ErrNotFound) @@ -989,7 +758,7 @@ func invokeGo(cfg *Config, args ...string) (*bytes.Buffer, error) { if !ok { // Catastrophic error: // - context cancellation - return nil, fmt.Errorf("couldn't exec 'go %v': %s %T", args, err, err) + return nil, xerrors.Errorf("couldn't run 'go': %w", err) } // Old go version? @@ -1016,7 +785,12 @@ func invokeGo(cfg *Config, args ...string) (*bytes.Buffer, error) { !strings.ContainsRune("!\"#$%&'()*,:;<=>?[\\]^`{|}\uFFFD", r) } if len(stderr.String()) > 0 && strings.HasPrefix(stderr.String(), "# ") { - if strings.HasPrefix(strings.TrimLeftFunc(stderr.String()[len("# "):], isPkgPathRune), "\n") { + msg := stderr.String()[len("# "):] + if strings.HasPrefix(strings.TrimLeftFunc(msg, isPkgPathRune), "\n") { + return stdout, nil + } + // Treat pkg-config errors as a special case (golang.org/issue/36770). + if strings.HasPrefix(msg, "pkg-config") { return stdout, nil } } @@ -1105,16 +879,6 @@ func invokeGo(cfg *Config, args ...string) (*bytes.Buffer, error) { return nil, fmt.Errorf("go %v: %s: %s", args, exitErr, stderr) } } - - // As of writing, go list -export prints some non-fatal compilation - // errors to stderr, even with -e set. We would prefer that it put - // them in the Package.Error JSON (see https://golang.org/issue/26319). - // In the meantime, there's nowhere good to put them, but they can - // be useful for debugging. Print them if $GOPACKAGESPRINTGOLISTERRORS - // is set. - if len(stderr.Bytes()) != 0 && os.Getenv("GOPACKAGESPRINTGOLISTERRORS") != "" { - fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(cmd, args...), stderr) - } return stdout, nil } diff --git a/vendor/golang.org/x/tools/go/packages/golist_overlay.go b/vendor/golang.org/x/tools/go/packages/golist_overlay.go index a7de62299d6..b82c90d7c66 100644 --- a/vendor/golang.org/x/tools/go/packages/golist_overlay.go +++ b/vendor/golang.org/x/tools/go/packages/golist_overlay.go @@ -1,12 +1,14 @@ package packages import ( - "bytes" "encoding/json" "fmt" "go/parser" "go/token" + "log" + "os" "path/filepath" + "sort" "strconv" "strings" ) @@ -16,15 +18,20 @@ import ( // sometimes incorrect. // TODO(matloob): Handle unsupported cases, including the following: // - determining the correct package to add given a new import path -func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func() *goInfo) (modifiedPkgs, needPkgs []string, err error) { +func (state *golistState) processGolistOverlay(response *responseDeduper) (modifiedPkgs, needPkgs []string, err error) { havePkgs := make(map[string]string) // importPath -> non-test package ID needPkgsSet := make(map[string]bool) modifiedPkgsSet := make(map[string]bool) + pkgOfDir := make(map[string][]*Package) for _, pkg := range response.dr.Packages { // This is an approximation of import path to id. This can be // wrong for tests, vendored packages, and a number of other cases. havePkgs[pkg.PkgPath] = pkg.ID + x := commonDir(pkg.GoFiles) + if x != "" { + pkgOfDir[x] = append(pkgOfDir[x], pkg) + } } // If no new imports are added, it is safe to avoid loading any needPkgs. @@ -34,7 +41,23 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( // potentially modifying the transitive set of dependencies). var overlayAddsImports bool - for opath, contents := range cfg.Overlay { + // If both a package and its test package are created by the overlay, we + // need the real package first. Process all non-test files before test + // files, and make the whole process deterministic while we're at it. + var overlayFiles []string + for opath := range state.cfg.Overlay { + overlayFiles = append(overlayFiles, opath) + } + sort.Slice(overlayFiles, func(i, j int) bool { + iTest := strings.HasSuffix(overlayFiles[i], "_test.go") + jTest := strings.HasSuffix(overlayFiles[j], "_test.go") + if iTest != jTest { + return !iTest // non-tests are before tests. + } + return overlayFiles[i] < overlayFiles[j] + }) + for _, opath := range overlayFiles { + contents := state.cfg.Overlay[opath] base := filepath.Base(opath) dir := filepath.Dir(opath) var pkg *Package // if opath belongs to both a package and its test variant, this will be the test variant @@ -47,6 +70,9 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( // to the overlay. continue } + // If all the overlay files belong to a different package, change the + // package name to that package. + maybeFixPackageName(pkgName, isTestFile, pkgOfDir[dir]) nextPackage: for _, p := range response.dr.Packages { if pkgName != p.Name && p.ID != "command-line-arguments" { @@ -64,14 +90,8 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( testVariantOf = p continue nextPackage } + // We must have already seen the package of which this is a test variant. if pkg != nil && p != pkg && pkg.PkgPath == p.PkgPath { - // If we've already seen the test variant, - // make sure to label which package it is a test variant of. - if hasTestFiles(pkg) { - testVariantOf = p - continue nextPackage - } - // If we have already seen the package of which this is a test variant. if hasTestFiles(p) { testVariantOf = pkg } @@ -86,7 +106,10 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( if pkg == nil { // Try to find the module or gopath dir the file is contained in. // Then for modules, add the module opath to the beginning. - pkgPath, ok := getPkgPath(cfg, dir, rootDirs) + pkgPath, ok, err := state.getPkgPath(dir) + if err != nil { + return nil, nil, err + } if !ok { break } @@ -98,23 +121,34 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( if isTestFile && !isXTest { id = fmt.Sprintf("%s [%s.test]", pkgPath, pkgPath) } - // Try to reclaim a package with the same id if it exists in the response. + // Try to reclaim a package with the same ID, if it exists in the response. for _, p := range response.dr.Packages { if reclaimPackage(p, id, opath, contents) { pkg = p break } } - // Otherwise, create a new package + // Otherwise, create a new package. if pkg == nil { - pkg = &Package{PkgPath: pkgPath, ID: id, Name: pkgName, Imports: make(map[string]*Package)} + pkg = &Package{ + PkgPath: pkgPath, + ID: id, + Name: pkgName, + Imports: make(map[string]*Package), + } response.addPackage(pkg) havePkgs[pkg.PkgPath] = id // Add the production package's sources for a test variant. if isTestFile && !isXTest && testVariantOf != nil { pkg.GoFiles = append(pkg.GoFiles, testVariantOf.GoFiles...) pkg.CompiledGoFiles = append(pkg.CompiledGoFiles, testVariantOf.CompiledGoFiles...) + // Add the package under test and its imports to the test variant. + pkg.forTest = testVariantOf.PkgPath + for k, v := range testVariantOf.Imports { + pkg.Imports[k] = &Package{ID: v.ID} + } } + // TODO(rstambler): Handle forTest for x_tests. } } if !fileExists { @@ -130,42 +164,47 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( continue } for _, imp := range imports { - _, found := pkg.Imports[imp] - if !found { - overlayAddsImports = true - // TODO(matloob): Handle cases when the following block isn't correct. - // These include imports of vendored packages, etc. - id, ok := havePkgs[imp] - if !ok { - id = imp - } - pkg.Imports[imp] = &Package{ID: id} - // Add dependencies to the non-test variant version of this package as wel. - if testVariantOf != nil { - testVariantOf.Imports[imp] = &Package{ID: id} + // TODO(rstambler): If the package is an x test and the import has + // a test variant, make sure to replace it. + if _, found := pkg.Imports[imp]; found { + continue + } + overlayAddsImports = true + id, ok := havePkgs[imp] + if !ok { + var err error + id, err = state.resolveImport(dir, imp) + if err != nil { + return nil, nil, err } } + pkg.Imports[imp] = &Package{ID: id} + // Add dependencies to the non-test variant version of this package as well. + if testVariantOf != nil { + testVariantOf.Imports[imp] = &Package{ID: id} + } } - continue } - // toPkgPath tries to guess the package path given the id. - // This isn't always correct -- it's certainly wrong for - // vendored packages' paths. - toPkgPath := func(id string) string { - // TODO(matloob): Handle vendor paths. - i := strings.IndexByte(id, ' ') - if i >= 0 { - return id[:i] + // toPkgPath guesses the package path given the id. + toPkgPath := func(sourceDir, id string) (string, error) { + if i := strings.IndexByte(id, ' '); i >= 0 { + return state.resolveImport(sourceDir, id[:i]) } - return id + return state.resolveImport(sourceDir, id) } - // Do another pass now that new packages have been created to determine the - // set of missing packages. + // Now that new packages have been created, do another pass to determine + // the new set of missing packages. for _, pkg := range response.dr.Packages { for _, imp := range pkg.Imports { - pkgPath := toPkgPath(imp.ID) + if len(pkg.GoFiles) == 0 { + return nil, nil, fmt.Errorf("cannot resolve imports for package %q with no Go files", pkg.PkgPath) + } + pkgPath, err := toPkgPath(filepath.Dir(pkg.GoFiles[0]), imp.ID) + if err != nil { + return nil, nil, err + } if _, ok := havePkgs[pkgPath]; !ok { needPkgsSet[pkgPath] = true } @@ -185,6 +224,52 @@ func processGolistOverlay(cfg *Config, response *responseDeduper, rootDirs func( return modifiedPkgs, needPkgs, err } +// resolveImport finds the the ID of a package given its import path. +// In particular, it will find the right vendored copy when in GOPATH mode. +func (state *golistState) resolveImport(sourceDir, importPath string) (string, error) { + env, err := state.getEnv() + if err != nil { + return "", err + } + if env["GOMOD"] != "" { + return importPath, nil + } + + searchDir := sourceDir + for { + vendorDir := filepath.Join(searchDir, "vendor") + exists, ok := state.vendorDirs[vendorDir] + if !ok { + info, err := os.Stat(vendorDir) + exists = err == nil && info.IsDir() + state.vendorDirs[vendorDir] = exists + } + + if exists { + vendoredPath := filepath.Join(vendorDir, importPath) + if info, err := os.Stat(vendoredPath); err == nil && info.IsDir() { + // We should probably check for .go files here, but shame on anyone who fools us. + path, ok, err := state.getPkgPath(vendoredPath) + if err != nil { + return "", err + } + if ok { + return path, nil + } + } + } + + // We know we've hit the top of the filesystem when we Dir / and get /, + // or C:\ and get C:\, etc. + next := filepath.Dir(searchDir) + if next == searchDir { + break + } + searchDir = next + } + return importPath, nil +} + func hasTestFiles(p *Package) bool { for _, f := range p.GoFiles { if strings.HasSuffix(f, "_test.go") { @@ -194,44 +279,69 @@ func hasTestFiles(p *Package) bool { return false } -// determineRootDirs returns a mapping from directories code can be contained in to the -// corresponding import path prefixes of those directories. -// Its result is used to try to determine the import path for a package containing -// an overlay file. -func determineRootDirs(cfg *Config) map[string]string { - // Assume modules first: - out, err := invokeGo(cfg, "list", "-m", "-json", "all") +// determineRootDirs returns a mapping from absolute directories that could +// contain code to their corresponding import path prefixes. +func (state *golistState) determineRootDirs() (map[string]string, error) { + env, err := state.getEnv() + if err != nil { + return nil, err + } + if env["GOMOD"] != "" { + state.rootsOnce.Do(func() { + state.rootDirs, state.rootDirsError = state.determineRootDirsModules() + }) + } else { + state.rootsOnce.Do(func() { + state.rootDirs, state.rootDirsError = state.determineRootDirsGOPATH() + }) + } + return state.rootDirs, state.rootDirsError +} + +func (state *golistState) determineRootDirsModules() (map[string]string, error) { + // This will only return the root directory for the main module. + // For now we only support overlays in main modules. + // Editing files in the module cache isn't a great idea, so we don't + // plan to ever support that, but editing files in replaced modules + // is something we may want to support. To do that, we'll want to + // do a go list -m to determine the replaced module's module path and + // directory, and then a go list -m {{with .Replace}}{{.Dir}}{{end}} + // from the main module to determine if that module is actually a replacement. + // See bcmills's comment here: https://github.com/golang/go/issues/37629#issuecomment-594179751 + // for more information. + out, err := state.invokeGo("list", "-m", "-json") if err != nil { - return determineRootDirsGOPATH(cfg) + return nil, err } m := map[string]string{} type jsonMod struct{ Path, Dir string } for dec := json.NewDecoder(out); dec.More(); { mod := new(jsonMod) if err := dec.Decode(mod); err != nil { - return m // Give up and return an empty map. Package won't be found for overlay. + return nil, err } if mod.Dir != "" && mod.Path != "" { // This is a valid module; add it to the map. - m[mod.Dir] = mod.Path + absDir, err := filepath.Abs(mod.Dir) + if err != nil { + return nil, err + } + m[absDir] = mod.Path } } - return m + return m, nil } -func determineRootDirsGOPATH(cfg *Config) map[string]string { +func (state *golistState) determineRootDirsGOPATH() (map[string]string, error) { m := map[string]string{} - out, err := invokeGo(cfg, "env", "GOPATH") - if err != nil { - // Could not determine root dir mapping. Everything is best-effort, so just return an empty map. - // When we try to find the import path for a directory, there will be no root-dir match and - // we'll give up. - return m - } - for _, p := range filepath.SplitList(string(bytes.TrimSpace(out.Bytes()))) { - m[filepath.Join(p, "src")] = "" + for _, dir := range filepath.SplitList(state.mustGetEnv()["GOPATH"]) { + absDir, err := filepath.Abs(dir) + if err != nil { + return nil, err + } + m[filepath.Join(absDir, "src")] = "" } - return m + return m, nil } func extractImports(filename string, contents []byte) ([]string, error) { @@ -291,3 +401,57 @@ func extractPackageName(filename string, contents []byte) (string, bool) { } return f.Name.Name, true } + +func commonDir(a []string) string { + seen := make(map[string]bool) + x := append([]string{}, a...) + for _, f := range x { + seen[filepath.Dir(f)] = true + } + if len(seen) > 1 { + log.Fatalf("commonDir saw %v for %v", seen, x) + } + for k := range seen { + // len(seen) == 1 + return k + } + return "" // no files +} + +// It is possible that the files in the disk directory dir have a different package +// name from newName, which is deduced from the overlays. If they all have a different +// package name, and they all have the same package name, then that name becomes +// the package name. +// It returns true if it changes the package name, false otherwise. +func maybeFixPackageName(newName string, isTestFile bool, pkgsOfDir []*Package) { + names := make(map[string]int) + for _, p := range pkgsOfDir { + names[p.Name]++ + } + if len(names) != 1 { + // some files are in different packages + return + } + var oldName string + for k := range names { + oldName = k + } + if newName == oldName { + return + } + // We might have a case where all of the package names in the directory are + // the same, but the overlay file is for an x test, which belongs to its + // own package. If the x test does not yet exist on disk, we may not yet + // have its package name on disk, but we should not rename the packages. + // + // We use a heuristic to determine if this file belongs to an x test: + // The test file should have a package name whose package name has a _test + // suffix or looks like "newName_test". + maybeXTest := strings.HasPrefix(oldName+"_test", newName) || strings.HasSuffix(newName, "_test") + if isTestFile && maybeXTest { + return + } + for _, p := range pkgsOfDir { + p.Name = newName + } +} diff --git a/vendor/golang.org/x/tools/go/packages/loadmode_string.go b/vendor/golang.org/x/tools/go/packages/loadmode_string.go index aff94a3fe91..7ea37e7eeac 100644 --- a/vendor/golang.org/x/tools/go/packages/loadmode_string.go +++ b/vendor/golang.org/x/tools/go/packages/loadmode_string.go @@ -38,7 +38,7 @@ var modeStrings = []string{ func (mod LoadMode) String() string { m := mod if m == 0 { - return fmt.Sprintf("LoadMode(0)") + return "LoadMode(0)" } var out []string for i, x := range allModes { diff --git a/vendor/golang.org/x/tools/go/packages/packages.go b/vendor/golang.org/x/tools/go/packages/packages.go index 050cca43a2b..04053f1e7d4 100644 --- a/vendor/golang.org/x/tools/go/packages/packages.go +++ b/vendor/golang.org/x/tools/go/packages/packages.go @@ -21,8 +21,12 @@ import ( "path/filepath" "strings" "sync" + "time" "golang.org/x/tools/go/gcexportdata" + "golang.org/x/tools/internal/gocommand" + "golang.org/x/tools/internal/packagesinternal" + "golang.org/x/tools/internal/typesinternal" ) // A LoadMode controls the amount of detail to return when loading. @@ -34,6 +38,9 @@ import ( // Load may return more information than requested. type LoadMode int +// TODO(matloob): When a V2 of go/packages is released, rename NeedExportsFile to +// NeedExportFile to make it consistent with the Package field it's adding. + const ( // NeedName adds Name and PkgPath. NeedName LoadMode = 1 << iota @@ -51,7 +58,7 @@ const ( // NeedDeps adds the fields requested by the LoadMode in the packages in Imports. NeedDeps - // NeedExportsFile adds ExportsFile. + // NeedExportsFile adds ExportFile. NeedExportsFile // NeedTypes adds Types, Fset, and IllTyped. @@ -65,6 +72,13 @@ const ( // NeedTypesSizes adds TypesSizes. NeedTypesSizes + + // typecheckCgo enables full support for type checking cgo. Requires Go 1.15+. + // Modifies CompiledGoFiles and Types, and has no effect on its own. + typecheckCgo + + // NeedModule adds Module. + NeedModule ) const ( @@ -123,6 +137,9 @@ type Config struct { // Env []string + // gocmdRunner guards go command calls from concurrency errors. + gocmdRunner *gocommand.Runner + // BuildFlags is a list of command-line flags to be passed through to // the build system's query tool. BuildFlags []string @@ -160,7 +177,7 @@ type Config struct { Tests bool // Overlay provides a mapping of absolute file paths to file contents. - // If the file with the given path already exists, the parser will use the + // If the file with the given path already exists, the parser will use the // alternative file contents provided by the map. // // Overlays provide incomplete support for when a given file doesn't @@ -174,6 +191,13 @@ type driver func(cfg *Config, patterns ...string) (*driverResponse, error) // driverResponse contains the results for a driver query. type driverResponse struct { + // NotHandled is returned if the request can't be handled by the current + // driver. If an external driver returns a response with NotHandled, the + // rest of the driverResponse is ignored, and go/packages will fallback + // to the next driver. If go/packages is extended in the future to support + // lists of multiple drivers, go/packages will fall back to the next driver. + NotHandled bool + // Sizes, if not nil, is the types.Sizes to use when type checking. Sizes *types.StdSizes @@ -215,14 +239,22 @@ func Load(cfg *Config, patterns ...string) ([]*Package, error) { return l.refine(response.Roots, response.Packages...) } -// defaultDriver is a driver that looks for an external driver binary, and if -// it does not find it falls back to the built in go list driver. +// defaultDriver is a driver that implements go/packages' fallback behavior. +// It will try to request to an external driver, if one exists. If there's +// no external driver, or the driver returns a response with NotHandled set, +// defaultDriver will fall back to the go list driver. func defaultDriver(cfg *Config, patterns ...string) (*driverResponse, error) { driver := findExternalDriver(cfg) if driver == nil { driver = goListDriver } - return driver(cfg, patterns...) + response, err := driver(cfg, patterns...) + if err != nil { + return response, err + } else if response.NotHandled { + return goListDriver(cfg, patterns...) + } + return response, nil } // A Package describes a loaded Go package. @@ -249,7 +281,7 @@ type Package struct { GoFiles []string // CompiledGoFiles lists the absolute file paths of the package's source - // files that were presented to the compiler. + // files that are suitable for type checking. // This may differ from GoFiles if files are processed before compilation. CompiledGoFiles []string @@ -292,6 +324,44 @@ type Package struct { // TypesSizes provides the effective size function for types in TypesInfo. TypesSizes types.Sizes + + // forTest is the package under test, if any. + forTest string + + // module is the module information for the package if it exists. + Module *Module +} + +// Module provides module information for a package. +type Module struct { + Path string // module path + Version string // module version + Replace *Module // replaced by this module + Time *time.Time // time version was created + Main bool // is this the main module? + Indirect bool // is this module only an indirect dependency of main module? + Dir string // directory holding files for this module, if any + GoMod string // path to go.mod file used when loading this module, if any + GoVersion string // go version used in module + Error *ModuleError // error loading module +} + +// ModuleError holds errors loading a module. +type ModuleError struct { + Err string // the error itself +} + +func init() { + packagesinternal.GetForTest = func(p interface{}) string { + return p.(*Package).forTest + } + packagesinternal.GetGoCmdRunner = func(config interface{}) *gocommand.Runner { + return config.(*Config).gocmdRunner + } + packagesinternal.SetGoCmdRunner = func(config interface{}, runner *gocommand.Runner) { + config.(*Config).gocmdRunner = runner + } + packagesinternal.TypecheckCgo = int(typecheckCgo) } // An Error describes a problem with a package's metadata, syntax, or types. @@ -454,6 +524,9 @@ func newLoader(cfg *Config) *loader { if ld.Config.Env == nil { ld.Config.Env = os.Environ() } + if ld.Config.gocmdRunner == nil { + ld.Config.gocmdRunner = &gocommand.Runner{} + } if ld.Context == nil { ld.Context = context.Background() } @@ -500,12 +573,23 @@ func (ld *loader) refine(roots []string, list ...*Package) ([]*Package, error) { if i, found := rootMap[pkg.ID]; found { rootIndex = i } + + // Overlays can invalidate export data. + // TODO(matloob): make this check fine-grained based on dependencies on overlaid files + exportDataInvalid := len(ld.Overlay) > 0 || pkg.ExportFile == "" && pkg.PkgPath != "unsafe" + // This package needs type information if the caller requested types and the package is + // either a root, or it's a non-root and the user requested dependencies ... + needtypes := (ld.Mode&NeedTypes|NeedTypesInfo != 0 && (rootIndex >= 0 || ld.Mode&NeedDeps != 0)) + // This package needs source if the call requested source (or types info, which implies source) + // and the package is either a root, or itas a non- root and the user requested dependencies... + needsrc := ((ld.Mode&(NeedSyntax|NeedTypesInfo) != 0 && (rootIndex >= 0 || ld.Mode&NeedDeps != 0)) || + // ... or if we need types and the exportData is invalid. We fall back to (incompletely) + // typechecking packages from source if they fail to compile. + (ld.Mode&NeedTypes|NeedTypesInfo != 0 && exportDataInvalid)) && pkg.PkgPath != "unsafe" lpkg := &loaderPackage{ Package: pkg, - needtypes: (ld.Mode&(NeedTypes|NeedTypesInfo) != 0 && ld.Mode&NeedDeps != 0 && rootIndex < 0) || rootIndex >= 0, - needsrc: (ld.Mode&(NeedSyntax|NeedTypesInfo) != 0 && ld.Mode&NeedDeps != 0 && rootIndex < 0) || rootIndex >= 0 || - len(ld.Overlay) > 0 || // Overlays can invalidate export data. TODO(matloob): make this check fine-grained based on dependencies on overlaid files - pkg.ExportFile == "" && pkg.PkgPath != "unsafe", + needtypes: needtypes, + needsrc: needsrc, } ld.pkgs[lpkg.ID] = lpkg if rootIndex >= 0 { @@ -660,6 +744,9 @@ func (ld *loader) refine(roots []string, list ...*Package) ([]*Package, error) { if ld.requestedMode&NeedTypesSizes == 0 { ld.pkgs[i].TypesSizes = nil } + if ld.requestedMode&NeedModule == 0 { + ld.pkgs[i].Module = nil + } } return result, nil @@ -713,7 +800,7 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) { // which would then require that such created packages be explicitly // inserted back into the Import graph as a final step after export data loading. // The Diamond test exercises this case. - if !lpkg.needtypes { + if !lpkg.needtypes && !lpkg.needsrc { return } if !lpkg.needsrc { @@ -835,6 +922,15 @@ func (ld *loader) loadPackage(lpkg *loaderPackage) { Error: appendError, Sizes: ld.sizes, } + if (ld.Mode & typecheckCgo) != 0 { + if !typesinternal.SetUsesCgo(tc) { + appendError(Error{ + Msg: "typecheckCgo requires Go 1.15+", + Kind: ListError, + }) + return + } + } types.NewChecker(tc, ld.Fset, lpkg.Types, lpkg.TypesInfo).Files(lpkg.Syntax) lpkg.importErrors = nil // no longer needed diff --git a/vendor/golang.org/x/tools/imports/forward.go b/vendor/golang.org/x/tools/imports/forward.go index eef25969ded..dbe5b49a9f3 100644 --- a/vendor/golang.org/x/tools/imports/forward.go +++ b/vendor/golang.org/x/tools/imports/forward.go @@ -4,6 +4,8 @@ package imports // import "golang.org/x/tools/imports" import ( "go/build" + "log" + "os" intimp "golang.org/x/tools/internal/imports" ) @@ -42,7 +44,10 @@ func Process(filename string, src []byte, opt *Options) ([]byte, error) { Env: &intimp.ProcessEnv{ GOPATH: build.Default.GOPATH, GOROOT: build.Default.GOROOT, - Debug: Debug, + GOFLAGS: os.Getenv("GOFLAGS"), + GO111MODULE: os.Getenv("GO111MODULE"), + GOPROXY: os.Getenv("GOPROXY"), + GOSUMDB: os.Getenv("GOSUMDB"), LocalPrefix: LocalPrefix, }, AllErrors: opt.AllErrors, @@ -52,6 +57,9 @@ func Process(filename string, src []byte, opt *Options) ([]byte, error) { TabIndent: opt.TabIndent, TabWidth: opt.TabWidth, } + if Debug { + intopt.Env.Logf = log.Printf + } return intimp.Process(filename, src, intopt) } diff --git a/vendor/golang.org/x/tools/internal/event/core/event.go b/vendor/golang.org/x/tools/internal/event/core/event.go new file mode 100644 index 00000000000..e37b4949150 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/core/event.go @@ -0,0 +1,85 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package core provides support for event based telemetry. +package core + +import ( + "fmt" + "time" + + "golang.org/x/tools/internal/event/label" +) + +// Event holds the information about an event of note that ocurred. +type Event struct { + at time.Time + + // As events are often on the stack, storing the first few labels directly + // in the event can avoid an allocation at all for the very common cases of + // simple events. + // The length needs to be large enough to cope with the majority of events + // but no so large as to cause undue stack pressure. + // A log message with two values will use 3 labels (one for each value and + // one for the message itself). + + static [3]label.Label // inline storage for the first few labels + dynamic []label.Label // dynamically sized storage for remaining labels +} + +// eventLabelMap implements label.Map for a the labels of an Event. +type eventLabelMap struct { + event Event +} + +func (ev Event) At() time.Time { return ev.at } + +func (ev Event) Format(f fmt.State, r rune) { + if !ev.at.IsZero() { + fmt.Fprint(f, ev.at.Format("2006/01/02 15:04:05 ")) + } + for index := 0; ev.Valid(index); index++ { + if l := ev.Label(index); l.Valid() { + fmt.Fprintf(f, "\n\t%v", l) + } + } +} + +func (ev Event) Valid(index int) bool { + return index >= 0 && index < len(ev.static)+len(ev.dynamic) +} + +func (ev Event) Label(index int) label.Label { + if index < len(ev.static) { + return ev.static[index] + } + return ev.dynamic[index-len(ev.static)] +} + +func (ev Event) Find(key label.Key) label.Label { + for _, l := range ev.static { + if l.Key() == key { + return l + } + } + for _, l := range ev.dynamic { + if l.Key() == key { + return l + } + } + return label.Label{} +} + +func MakeEvent(static [3]label.Label, labels []label.Label) Event { + return Event{ + static: static, + dynamic: labels, + } +} + +// CloneEvent event returns a copy of the event with the time adjusted to at. +func CloneEvent(ev Event, at time.Time) Event { + ev.at = at + return ev +} diff --git a/vendor/golang.org/x/tools/internal/event/core/export.go b/vendor/golang.org/x/tools/internal/event/core/export.go new file mode 100644 index 00000000000..05f3a9a5791 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/core/export.go @@ -0,0 +1,70 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package core + +import ( + "context" + "sync/atomic" + "time" + "unsafe" + + "golang.org/x/tools/internal/event/label" +) + +// Exporter is a function that handles events. +// It may return a modified context and event. +type Exporter func(context.Context, Event, label.Map) context.Context + +var ( + exporter unsafe.Pointer +) + +// SetExporter sets the global exporter function that handles all events. +// The exporter is called synchronously from the event call site, so it should +// return quickly so as not to hold up user code. +func SetExporter(e Exporter) { + p := unsafe.Pointer(&e) + if e == nil { + // &e is always valid, and so p is always valid, but for the early abort + // of ProcessEvent to be efficient it needs to make the nil check on the + // pointer without having to dereference it, so we make the nil function + // also a nil pointer + p = nil + } + atomic.StorePointer(&exporter, p) +} + +// deliver is called to deliver an event to the supplied exporter. +// it will fill in the time. +func deliver(ctx context.Context, exporter Exporter, ev Event) context.Context { + // add the current time to the event + ev.at = time.Now() + // hand the event off to the current exporter + return exporter(ctx, ev, ev) +} + +// Export is called to deliver an event to the global exporter if set. +func Export(ctx context.Context, ev Event) context.Context { + // get the global exporter and abort early if there is not one + exporterPtr := (*Exporter)(atomic.LoadPointer(&exporter)) + if exporterPtr == nil { + return ctx + } + return deliver(ctx, *exporterPtr, ev) +} + +// ExportPair is called to deliver a start event to the supplied exporter. +// It also returns a function that will deliver the end event to the same +// exporter. +// It will fill in the time. +func ExportPair(ctx context.Context, begin, end Event) (context.Context, func()) { + // get the global exporter and abort early if there is not one + exporterPtr := (*Exporter)(atomic.LoadPointer(&exporter)) + if exporterPtr == nil { + return ctx, func() {} + } + ctx = deliver(ctx, *exporterPtr, begin) + return ctx, func() { deliver(ctx, *exporterPtr, end) } +} diff --git a/vendor/golang.org/x/tools/internal/event/core/fast.go b/vendor/golang.org/x/tools/internal/event/core/fast.go new file mode 100644 index 00000000000..06c1d4615e6 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/core/fast.go @@ -0,0 +1,77 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package core + +import ( + "context" + + "golang.org/x/tools/internal/event/keys" + "golang.org/x/tools/internal/event/label" +) + +// Log1 takes a message and one label delivers a log event to the exporter. +// It is a customized version of Print that is faster and does no allocation. +func Log1(ctx context.Context, message string, t1 label.Label) { + Export(ctx, MakeEvent([3]label.Label{ + keys.Msg.Of(message), + t1, + }, nil)) +} + +// Log2 takes a message and two labels and delivers a log event to the exporter. +// It is a customized version of Print that is faster and does no allocation. +func Log2(ctx context.Context, message string, t1 label.Label, t2 label.Label) { + Export(ctx, MakeEvent([3]label.Label{ + keys.Msg.Of(message), + t1, + t2, + }, nil)) +} + +// Metric1 sends a label event to the exporter with the supplied labels. +func Metric1(ctx context.Context, t1 label.Label) context.Context { + return Export(ctx, MakeEvent([3]label.Label{ + keys.Metric.New(), + t1, + }, nil)) +} + +// Metric2 sends a label event to the exporter with the supplied labels. +func Metric2(ctx context.Context, t1, t2 label.Label) context.Context { + return Export(ctx, MakeEvent([3]label.Label{ + keys.Metric.New(), + t1, + t2, + }, nil)) +} + +// Start1 sends a span start event with the supplied label list to the exporter. +// It also returns a function that will end the span, which should normally be +// deferred. +func Start1(ctx context.Context, name string, t1 label.Label) (context.Context, func()) { + return ExportPair(ctx, + MakeEvent([3]label.Label{ + keys.Start.Of(name), + t1, + }, nil), + MakeEvent([3]label.Label{ + keys.End.New(), + }, nil)) +} + +// Start2 sends a span start event with the supplied label list to the exporter. +// It also returns a function that will end the span, which should normally be +// deferred. +func Start2(ctx context.Context, name string, t1, t2 label.Label) (context.Context, func()) { + return ExportPair(ctx, + MakeEvent([3]label.Label{ + keys.Start.Of(name), + t1, + t2, + }, nil), + MakeEvent([3]label.Label{ + keys.End.New(), + }, nil)) +} diff --git a/vendor/golang.org/x/tools/internal/event/doc.go b/vendor/golang.org/x/tools/internal/event/doc.go new file mode 100644 index 00000000000..5dc6e6babed --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/doc.go @@ -0,0 +1,7 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package event provides a set of packages that cover the main +// concepts of telemetry in an implementation agnostic way. +package event diff --git a/vendor/golang.org/x/tools/internal/event/event.go b/vendor/golang.org/x/tools/internal/event/event.go new file mode 100644 index 00000000000..4d55e577d1a --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/event.go @@ -0,0 +1,127 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package event + +import ( + "context" + + "golang.org/x/tools/internal/event/core" + "golang.org/x/tools/internal/event/keys" + "golang.org/x/tools/internal/event/label" +) + +// Exporter is a function that handles events. +// It may return a modified context and event. +type Exporter func(context.Context, core.Event, label.Map) context.Context + +// SetExporter sets the global exporter function that handles all events. +// The exporter is called synchronously from the event call site, so it should +// return quickly so as not to hold up user code. +func SetExporter(e Exporter) { + core.SetExporter(core.Exporter(e)) +} + +// Log takes a message and a label list and combines them into a single event +// before delivering them to the exporter. +func Log(ctx context.Context, message string, labels ...label.Label) { + core.Export(ctx, core.MakeEvent([3]label.Label{ + keys.Msg.Of(message), + }, labels)) +} + +// IsLog returns true if the event was built by the Log function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsLog(ev core.Event) bool { + return ev.Label(0).Key() == keys.Msg +} + +// Error takes a message and a label list and combines them into a single event +// before delivering them to the exporter. It captures the error in the +// delivered event. +func Error(ctx context.Context, message string, err error, labels ...label.Label) { + core.Export(ctx, core.MakeEvent([3]label.Label{ + keys.Msg.Of(message), + keys.Err.Of(err), + }, labels)) +} + +// IsError returns true if the event was built by the Error function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsError(ev core.Event) bool { + return ev.Label(0).Key() == keys.Msg && + ev.Label(1).Key() == keys.Err +} + +// Metric sends a label event to the exporter with the supplied labels. +func Metric(ctx context.Context, labels ...label.Label) { + core.Export(ctx, core.MakeEvent([3]label.Label{ + keys.Metric.New(), + }, labels)) +} + +// IsMetric returns true if the event was built by the Metric function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsMetric(ev core.Event) bool { + return ev.Label(0).Key() == keys.Metric +} + +// Label sends a label event to the exporter with the supplied labels. +func Label(ctx context.Context, labels ...label.Label) context.Context { + return core.Export(ctx, core.MakeEvent([3]label.Label{ + keys.Label.New(), + }, labels)) +} + +// IsLabel returns true if the event was built by the Label function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsLabel(ev core.Event) bool { + return ev.Label(0).Key() == keys.Label +} + +// Start sends a span start event with the supplied label list to the exporter. +// It also returns a function that will end the span, which should normally be +// deferred. +func Start(ctx context.Context, name string, labels ...label.Label) (context.Context, func()) { + return core.ExportPair(ctx, + core.MakeEvent([3]label.Label{ + keys.Start.Of(name), + }, labels), + core.MakeEvent([3]label.Label{ + keys.End.New(), + }, nil)) +} + +// IsStart returns true if the event was built by the Start function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsStart(ev core.Event) bool { + return ev.Label(0).Key() == keys.Start +} + +// IsEnd returns true if the event was built by the End function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsEnd(ev core.Event) bool { + return ev.Label(0).Key() == keys.End +} + +// Detach returns a context without an associated span. +// This allows the creation of spans that are not children of the current span. +func Detach(ctx context.Context) context.Context { + return core.Export(ctx, core.MakeEvent([3]label.Label{ + keys.Detach.New(), + }, nil)) +} + +// IsDetach returns true if the event was built by the Detach function. +// It is intended to be used in exporters to identify the semantics of the +// event when deciding what to do with it. +func IsDetach(ev core.Event) bool { + return ev.Label(0).Key() == keys.Detach +} diff --git a/vendor/golang.org/x/tools/internal/event/keys/keys.go b/vendor/golang.org/x/tools/internal/event/keys/keys.go new file mode 100644 index 00000000000..a02206e3015 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/keys/keys.go @@ -0,0 +1,564 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package keys + +import ( + "fmt" + "io" + "math" + "strconv" + + "golang.org/x/tools/internal/event/label" +) + +// Value represents a key for untyped values. +type Value struct { + name string + description string +} + +// New creates a new Key for untyped values. +func New(name, description string) *Value { + return &Value{name: name, description: description} +} + +func (k *Value) Name() string { return k.name } +func (k *Value) Description() string { return k.description } + +func (k *Value) Format(w io.Writer, buf []byte, l label.Label) { + fmt.Fprint(w, k.From(l)) +} + +// Get can be used to get a label for the key from a label.Map. +func (k *Value) Get(lm label.Map) interface{} { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return nil +} + +// From can be used to get a value from a Label. +func (k *Value) From(t label.Label) interface{} { return t.UnpackValue() } + +// Of creates a new Label with this key and the supplied value. +func (k *Value) Of(value interface{}) label.Label { return label.OfValue(k, value) } + +// Tag represents a key for tagging labels that have no value. +// These are used when the existence of the label is the entire information it +// carries, such as marking events to be of a specific kind, or from a specific +// package. +type Tag struct { + name string + description string +} + +// NewTag creates a new Key for tagging labels. +func NewTag(name, description string) *Tag { + return &Tag{name: name, description: description} +} + +func (k *Tag) Name() string { return k.name } +func (k *Tag) Description() string { return k.description } + +func (k *Tag) Format(w io.Writer, buf []byte, l label.Label) {} + +// New creates a new Label with this key. +func (k *Tag) New() label.Label { return label.OfValue(k, nil) } + +// Int represents a key +type Int struct { + name string + description string +} + +// NewInt creates a new Key for int values. +func NewInt(name, description string) *Int { + return &Int{name: name, description: description} +} + +func (k *Int) Name() string { return k.name } +func (k *Int) Description() string { return k.description } + +func (k *Int) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendInt(buf, int64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Int) Of(v int) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Int) Get(lm label.Map) int { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Int) From(t label.Label) int { return int(t.Unpack64()) } + +// Int8 represents a key +type Int8 struct { + name string + description string +} + +// NewInt8 creates a new Key for int8 values. +func NewInt8(name, description string) *Int8 { + return &Int8{name: name, description: description} +} + +func (k *Int8) Name() string { return k.name } +func (k *Int8) Description() string { return k.description } + +func (k *Int8) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendInt(buf, int64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Int8) Of(v int8) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Int8) Get(lm label.Map) int8 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Int8) From(t label.Label) int8 { return int8(t.Unpack64()) } + +// Int16 represents a key +type Int16 struct { + name string + description string +} + +// NewInt16 creates a new Key for int16 values. +func NewInt16(name, description string) *Int16 { + return &Int16{name: name, description: description} +} + +func (k *Int16) Name() string { return k.name } +func (k *Int16) Description() string { return k.description } + +func (k *Int16) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendInt(buf, int64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Int16) Of(v int16) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Int16) Get(lm label.Map) int16 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Int16) From(t label.Label) int16 { return int16(t.Unpack64()) } + +// Int32 represents a key +type Int32 struct { + name string + description string +} + +// NewInt32 creates a new Key for int32 values. +func NewInt32(name, description string) *Int32 { + return &Int32{name: name, description: description} +} + +func (k *Int32) Name() string { return k.name } +func (k *Int32) Description() string { return k.description } + +func (k *Int32) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendInt(buf, int64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Int32) Of(v int32) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Int32) Get(lm label.Map) int32 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Int32) From(t label.Label) int32 { return int32(t.Unpack64()) } + +// Int64 represents a key +type Int64 struct { + name string + description string +} + +// NewInt64 creates a new Key for int64 values. +func NewInt64(name, description string) *Int64 { + return &Int64{name: name, description: description} +} + +func (k *Int64) Name() string { return k.name } +func (k *Int64) Description() string { return k.description } + +func (k *Int64) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendInt(buf, k.From(l), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Int64) Of(v int64) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Int64) Get(lm label.Map) int64 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Int64) From(t label.Label) int64 { return int64(t.Unpack64()) } + +// UInt represents a key +type UInt struct { + name string + description string +} + +// NewUInt creates a new Key for uint values. +func NewUInt(name, description string) *UInt { + return &UInt{name: name, description: description} +} + +func (k *UInt) Name() string { return k.name } +func (k *UInt) Description() string { return k.description } + +func (k *UInt) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendUint(buf, uint64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *UInt) Of(v uint) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *UInt) Get(lm label.Map) uint { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *UInt) From(t label.Label) uint { return uint(t.Unpack64()) } + +// UInt8 represents a key +type UInt8 struct { + name string + description string +} + +// NewUInt8 creates a new Key for uint8 values. +func NewUInt8(name, description string) *UInt8 { + return &UInt8{name: name, description: description} +} + +func (k *UInt8) Name() string { return k.name } +func (k *UInt8) Description() string { return k.description } + +func (k *UInt8) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendUint(buf, uint64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *UInt8) Of(v uint8) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *UInt8) Get(lm label.Map) uint8 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *UInt8) From(t label.Label) uint8 { return uint8(t.Unpack64()) } + +// UInt16 represents a key +type UInt16 struct { + name string + description string +} + +// NewUInt16 creates a new Key for uint16 values. +func NewUInt16(name, description string) *UInt16 { + return &UInt16{name: name, description: description} +} + +func (k *UInt16) Name() string { return k.name } +func (k *UInt16) Description() string { return k.description } + +func (k *UInt16) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendUint(buf, uint64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *UInt16) Of(v uint16) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *UInt16) Get(lm label.Map) uint16 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *UInt16) From(t label.Label) uint16 { return uint16(t.Unpack64()) } + +// UInt32 represents a key +type UInt32 struct { + name string + description string +} + +// NewUInt32 creates a new Key for uint32 values. +func NewUInt32(name, description string) *UInt32 { + return &UInt32{name: name, description: description} +} + +func (k *UInt32) Name() string { return k.name } +func (k *UInt32) Description() string { return k.description } + +func (k *UInt32) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendUint(buf, uint64(k.From(l)), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *UInt32) Of(v uint32) label.Label { return label.Of64(k, uint64(v)) } + +// Get can be used to get a label for the key from a label.Map. +func (k *UInt32) Get(lm label.Map) uint32 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *UInt32) From(t label.Label) uint32 { return uint32(t.Unpack64()) } + +// UInt64 represents a key +type UInt64 struct { + name string + description string +} + +// NewUInt64 creates a new Key for uint64 values. +func NewUInt64(name, description string) *UInt64 { + return &UInt64{name: name, description: description} +} + +func (k *UInt64) Name() string { return k.name } +func (k *UInt64) Description() string { return k.description } + +func (k *UInt64) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendUint(buf, k.From(l), 10)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *UInt64) Of(v uint64) label.Label { return label.Of64(k, v) } + +// Get can be used to get a label for the key from a label.Map. +func (k *UInt64) Get(lm label.Map) uint64 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *UInt64) From(t label.Label) uint64 { return t.Unpack64() } + +// Float32 represents a key +type Float32 struct { + name string + description string +} + +// NewFloat32 creates a new Key for float32 values. +func NewFloat32(name, description string) *Float32 { + return &Float32{name: name, description: description} +} + +func (k *Float32) Name() string { return k.name } +func (k *Float32) Description() string { return k.description } + +func (k *Float32) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendFloat(buf, float64(k.From(l)), 'E', -1, 32)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Float32) Of(v float32) label.Label { + return label.Of64(k, uint64(math.Float32bits(v))) +} + +// Get can be used to get a label for the key from a label.Map. +func (k *Float32) Get(lm label.Map) float32 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Float32) From(t label.Label) float32 { + return math.Float32frombits(uint32(t.Unpack64())) +} + +// Float64 represents a key +type Float64 struct { + name string + description string +} + +// NewFloat64 creates a new Key for int64 values. +func NewFloat64(name, description string) *Float64 { + return &Float64{name: name, description: description} +} + +func (k *Float64) Name() string { return k.name } +func (k *Float64) Description() string { return k.description } + +func (k *Float64) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendFloat(buf, k.From(l), 'E', -1, 64)) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Float64) Of(v float64) label.Label { + return label.Of64(k, math.Float64bits(v)) +} + +// Get can be used to get a label for the key from a label.Map. +func (k *Float64) Get(lm label.Map) float64 { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return 0 +} + +// From can be used to get a value from a Label. +func (k *Float64) From(t label.Label) float64 { + return math.Float64frombits(t.Unpack64()) +} + +// String represents a key +type String struct { + name string + description string +} + +// NewString creates a new Key for int64 values. +func NewString(name, description string) *String { + return &String{name: name, description: description} +} + +func (k *String) Name() string { return k.name } +func (k *String) Description() string { return k.description } + +func (k *String) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendQuote(buf, k.From(l))) +} + +// Of creates a new Label with this key and the supplied value. +func (k *String) Of(v string) label.Label { return label.OfString(k, v) } + +// Get can be used to get a label for the key from a label.Map. +func (k *String) Get(lm label.Map) string { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return "" +} + +// From can be used to get a value from a Label. +func (k *String) From(t label.Label) string { return t.UnpackString() } + +// Boolean represents a key +type Boolean struct { + name string + description string +} + +// NewBoolean creates a new Key for bool values. +func NewBoolean(name, description string) *Boolean { + return &Boolean{name: name, description: description} +} + +func (k *Boolean) Name() string { return k.name } +func (k *Boolean) Description() string { return k.description } + +func (k *Boolean) Format(w io.Writer, buf []byte, l label.Label) { + w.Write(strconv.AppendBool(buf, k.From(l))) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Boolean) Of(v bool) label.Label { + if v { + return label.Of64(k, 1) + } + return label.Of64(k, 0) +} + +// Get can be used to get a label for the key from a label.Map. +func (k *Boolean) Get(lm label.Map) bool { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return false +} + +// From can be used to get a value from a Label. +func (k *Boolean) From(t label.Label) bool { return t.Unpack64() > 0 } + +// Error represents a key +type Error struct { + name string + description string +} + +// NewError creates a new Key for int64 values. +func NewError(name, description string) *Error { + return &Error{name: name, description: description} +} + +func (k *Error) Name() string { return k.name } +func (k *Error) Description() string { return k.description } + +func (k *Error) Format(w io.Writer, buf []byte, l label.Label) { + io.WriteString(w, k.From(l).Error()) +} + +// Of creates a new Label with this key and the supplied value. +func (k *Error) Of(v error) label.Label { return label.OfValue(k, v) } + +// Get can be used to get a label for the key from a label.Map. +func (k *Error) Get(lm label.Map) error { + if t := lm.Find(k); t.Valid() { + return k.From(t) + } + return nil +} + +// From can be used to get a value from a Label. +func (k *Error) From(t label.Label) error { + err, _ := t.UnpackValue().(error) + return err +} diff --git a/vendor/golang.org/x/tools/internal/event/keys/standard.go b/vendor/golang.org/x/tools/internal/event/keys/standard.go new file mode 100644 index 00000000000..7e958665921 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/keys/standard.go @@ -0,0 +1,22 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package keys + +var ( + // Msg is a key used to add message strings to label lists. + Msg = NewString("message", "a readable message") + // Label is a key used to indicate an event adds labels to the context. + Label = NewTag("label", "a label context marker") + // Start is used for things like traces that have a name. + Start = NewString("start", "span start") + // Metric is a key used to indicate an event records metrics. + End = NewTag("end", "a span end marker") + // Metric is a key used to indicate an event records metrics. + Detach = NewTag("detach", "a span detach marker") + // Err is a key used to add error values to label lists. + Err = NewError("error", "an error that occurred") + // Metric is a key used to indicate an event records metrics. + Metric = NewTag("metric", "a metric event marker") +) diff --git a/vendor/golang.org/x/tools/internal/event/label/label.go b/vendor/golang.org/x/tools/internal/event/label/label.go new file mode 100644 index 00000000000..b55c12eb250 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/label/label.go @@ -0,0 +1,213 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package label + +import ( + "fmt" + "io" + "reflect" + "unsafe" +) + +// Key is used as the identity of a Label. +// Keys are intended to be compared by pointer only, the name should be unique +// for communicating with external systems, but it is not required or enforced. +type Key interface { + // Name returns the key name. + Name() string + // Description returns a string that can be used to describe the value. + Description() string + + // Format is used in formatting to append the value of the label to the + // supplied buffer. + // The formatter may use the supplied buf as a scratch area to avoid + // allocations. + Format(w io.Writer, buf []byte, l Label) +} + +// Label holds a key and value pair. +// It is normally used when passing around lists of labels. +type Label struct { + key Key + packed uint64 + untyped interface{} +} + +// Map is the interface to a collection of Labels indexed by key. +type Map interface { + // Find returns the label that matches the supplied key. + Find(key Key) Label +} + +// List is the interface to something that provides an iterable +// list of labels. +// Iteration should start from 0 and continue until Valid returns false. +type List interface { + // Valid returns true if the index is within range for the list. + // It does not imply the label at that index will itself be valid. + Valid(index int) bool + // Label returns the label at the given index. + Label(index int) Label +} + +// list implements LabelList for a list of Labels. +type list struct { + labels []Label +} + +// filter wraps a LabelList filtering out specific labels. +type filter struct { + keys []Key + underlying List +} + +// listMap implements LabelMap for a simple list of labels. +type listMap struct { + labels []Label +} + +// mapChain implements LabelMap for a list of underlying LabelMap. +type mapChain struct { + maps []Map +} + +// OfValue creates a new label from the key and value. +// This method is for implementing new key types, label creation should +// normally be done with the Of method of the key. +func OfValue(k Key, value interface{}) Label { return Label{key: k, untyped: value} } + +// UnpackValue assumes the label was built using LabelOfValue and returns the value +// that was passed to that constructor. +// This method is for implementing new key types, for type safety normal +// access should be done with the From method of the key. +func (t Label) UnpackValue() interface{} { return t.untyped } + +// Of64 creates a new label from a key and a uint64. This is often +// used for non uint64 values that can be packed into a uint64. +// This method is for implementing new key types, label creation should +// normally be done with the Of method of the key. +func Of64(k Key, v uint64) Label { return Label{key: k, packed: v} } + +// Unpack64 assumes the label was built using LabelOf64 and returns the value that +// was passed to that constructor. +// This method is for implementing new key types, for type safety normal +// access should be done with the From method of the key. +func (t Label) Unpack64() uint64 { return t.packed } + +// OfString creates a new label from a key and a string. +// This method is for implementing new key types, label creation should +// normally be done with the Of method of the key. +func OfString(k Key, v string) Label { + hdr := (*reflect.StringHeader)(unsafe.Pointer(&v)) + return Label{ + key: k, + packed: uint64(hdr.Len), + untyped: unsafe.Pointer(hdr.Data), + } +} + +// UnpackString assumes the label was built using LabelOfString and returns the +// value that was passed to that constructor. +// This method is for implementing new key types, for type safety normal +// access should be done with the From method of the key. +func (t Label) UnpackString() string { + var v string + hdr := (*reflect.StringHeader)(unsafe.Pointer(&v)) + hdr.Data = uintptr(t.untyped.(unsafe.Pointer)) + hdr.Len = int(t.packed) + return *(*string)(unsafe.Pointer(hdr)) +} + +// Valid returns true if the Label is a valid one (it has a key). +func (t Label) Valid() bool { return t.key != nil } + +// Key returns the key of this Label. +func (t Label) Key() Key { return t.key } + +// Format is used for debug printing of labels. +func (t Label) Format(f fmt.State, r rune) { + if !t.Valid() { + io.WriteString(f, `nil`) + return + } + io.WriteString(f, t.Key().Name()) + io.WriteString(f, "=") + var buf [128]byte + t.Key().Format(f, buf[:0], t) +} + +func (l *list) Valid(index int) bool { + return index >= 0 && index < len(l.labels) +} + +func (l *list) Label(index int) Label { + return l.labels[index] +} + +func (f *filter) Valid(index int) bool { + return f.underlying.Valid(index) +} + +func (f *filter) Label(index int) Label { + l := f.underlying.Label(index) + for _, f := range f.keys { + if l.Key() == f { + return Label{} + } + } + return l +} + +func (lm listMap) Find(key Key) Label { + for _, l := range lm.labels { + if l.Key() == key { + return l + } + } + return Label{} +} + +func (c mapChain) Find(key Key) Label { + for _, src := range c.maps { + l := src.Find(key) + if l.Valid() { + return l + } + } + return Label{} +} + +var emptyList = &list{} + +func NewList(labels ...Label) List { + if len(labels) == 0 { + return emptyList + } + return &list{labels: labels} +} + +func Filter(l List, keys ...Key) List { + if len(keys) == 0 { + return l + } + return &filter{keys: keys, underlying: l} +} + +func NewMap(labels ...Label) Map { + return listMap{labels: labels} +} + +func MergeMaps(srcs ...Map) Map { + var nonNil []Map + for _, src := range srcs { + if src != nil { + nonNil = append(nonNil, src) + } + } + if len(nonNil) == 1 { + return nonNil[0] + } + return mapChain{maps: nonNil} +} diff --git a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk.go b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk.go index 7219c8e9ff1..9887f7e7a01 100644 --- a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk.go +++ b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk.go @@ -14,14 +14,14 @@ import ( "sync" ) -// TraverseLink is used as a return value from WalkFuncs to indicate that the +// ErrTraverseLink is used as a return value from WalkFuncs to indicate that the // symlink named in the call may be traversed. -var TraverseLink = errors.New("fastwalk: traverse symlink, assuming target is a directory") +var ErrTraverseLink = errors.New("fastwalk: traverse symlink, assuming target is a directory") -// SkipFiles is a used as a return value from WalkFuncs to indicate that the +// ErrSkipFiles is a used as a return value from WalkFuncs to indicate that the // callback should not be called for any other files in the current directory. // Child directories will still be traversed. -var SkipFiles = errors.New("fastwalk: skip remaining files in directory") +var ErrSkipFiles = errors.New("fastwalk: skip remaining files in directory") // Walk is a faster implementation of filepath.Walk. // @@ -167,7 +167,7 @@ func (w *walker) onDirEnt(dirName, baseName string, typ os.FileMode) error { err := w.fn(joined, typ) if typ == os.ModeSymlink { - if err == TraverseLink { + if err == ErrTraverseLink { // Set callbackDone so we don't call it twice for both the // symlink-as-symlink and the symlink-as-directory later: w.enqueue(walkItem{dir: joined, callbackDone: true}) diff --git a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_portable.go b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_portable.go index a906b87595b..b0d6327a9e6 100644 --- a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_portable.go +++ b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_portable.go @@ -26,7 +26,7 @@ func readDir(dirName string, fn func(dirName, entName string, typ os.FileMode) e continue } if err := fn(dirName, fi.Name(), fi.Mode()&os.ModeType); err != nil { - if err == SkipFiles { + if err == ErrSkipFiles { skipFiles = true continue } diff --git a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_unix.go b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_unix.go index 3369b1a0b2d..5901a8f6160 100644 --- a/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_unix.go +++ b/vendor/golang.org/x/tools/internal/fastwalk/fastwalk_unix.go @@ -66,7 +66,7 @@ func readDir(dirName string, fn func(dirName, entName string, typ os.FileMode) e continue } if err := fn(dirName, name, typ); err != nil { - if err == SkipFiles { + if err == ErrSkipFiles { skipFiles = true continue } @@ -76,8 +76,9 @@ func readDir(dirName string, fn func(dirName, entName string, typ os.FileMode) e } func parseDirEnt(buf []byte) (consumed int, name string, typ os.FileMode) { - // golang.org/issue/15653 - dirent := (*syscall.Dirent)(unsafe.Pointer(&buf[0])) + // golang.org/issue/37269 + dirent := &syscall.Dirent{} + copy((*[unsafe.Sizeof(syscall.Dirent{})]byte)(unsafe.Pointer(dirent))[:], buf) if v := unsafe.Offsetof(dirent.Reclen) + unsafe.Sizeof(dirent.Reclen); uintptr(len(buf)) < v { panic(fmt.Sprintf("buf size of %d smaller than dirent header size %d", len(buf), v)) } diff --git a/vendor/golang.org/x/tools/internal/gocommand/invoke.go b/vendor/golang.org/x/tools/internal/gocommand/invoke.go new file mode 100644 index 00000000000..68d8d414600 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/gocommand/invoke.go @@ -0,0 +1,210 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package gocommand is a helper for calling the go command. +package gocommand + +import ( + "bytes" + "context" + "fmt" + "io" + "os" + "os/exec" + "regexp" + "strings" + "sync" + "time" + + "golang.org/x/tools/internal/event" +) + +// An Runner will run go command invocations and serialize +// them if it sees a concurrency error. +type Runner struct { + // LoadMu guards packages.Load calls and associated state. + loadMu sync.Mutex + // locked is true when we hold the mutex and have incremented. + locked bool + serializeLoads int +} + +// 1.13: go: updates to go.mod needed, but contents have changed +// 1.14: go: updating go.mod: existing contents have changed since last read +var modConcurrencyError = regexp.MustCompile(`go:.*go.mod.*contents have changed`) + +// Run is a convenience wrapper around RunRaw. +// It returns only stdout and a "friendly" error. +func (runner *Runner) Run(ctx context.Context, inv Invocation) (*bytes.Buffer, error) { + stdout, _, friendly, _ := runner.runRaw(ctx, inv) + return stdout, friendly +} + +// RunPiped runs the invocation serially, always waiting for any concurrent +// invocations to complete first. +func (runner *Runner) RunPiped(ctx context.Context, inv Invocation, stdout, stderr io.Writer) error { + _, err := runner.runPiped(ctx, inv, stdout, stderr) + return err +} + +// RunRaw runs the invocation, serializing requests only if they fight over +// go.mod changes. +func (runner *Runner) RunRaw(ctx context.Context, inv Invocation) (*bytes.Buffer, *bytes.Buffer, error, error) { + return runner.runRaw(ctx, inv) +} + +func (runner *Runner) runPiped(ctx context.Context, inv Invocation, stdout, stderr io.Writer) (error, error) { + runner.loadMu.Lock() + runner.serializeLoads++ + runner.locked = true + + defer func() { + runner.locked = false + runner.serializeLoads-- + runner.loadMu.Unlock() + }() + + return inv.runWithFriendlyError(ctx, stdout, stderr) +} + +func (runner *Runner) runRaw(ctx context.Context, inv Invocation) (*bytes.Buffer, *bytes.Buffer, error, error) { + // We want to run invocations concurrently as much as possible. However, + // if go.mod updates are needed, only one can make them and the others will + // fail. We need to retry in those cases, but we don't want to thrash so + // badly we never recover. To avoid that, once we've seen one concurrency + // error, start serializing everything until the backlog has cleared out. + runner.loadMu.Lock() + if runner.serializeLoads == 0 { + runner.loadMu.Unlock() + } else { + runner.locked = true + runner.serializeLoads++ + } + defer func() { + if runner.locked { + runner.locked = false + runner.serializeLoads-- + runner.loadMu.Unlock() + } + }() + + for { + stdout, stderr := &bytes.Buffer{}, &bytes.Buffer{} + friendlyErr, err := inv.runWithFriendlyError(ctx, stdout, stderr) + if friendlyErr == nil || !modConcurrencyError.MatchString(friendlyErr.Error()) { + return stdout, stderr, friendlyErr, err + } + event.Error(ctx, "Load concurrency error, will retry serially", err) + if !runner.locked { + runner.loadMu.Lock() + runner.serializeLoads++ + runner.locked = true + } + } +} + +// An Invocation represents a call to the go command. +type Invocation struct { + Verb string + Args []string + BuildFlags []string + Env []string + WorkingDir string + Logf func(format string, args ...interface{}) +} + +func (i *Invocation) runWithFriendlyError(ctx context.Context, stdout, stderr io.Writer) (friendlyError error, rawError error) { + rawError = i.run(ctx, stdout, stderr) + if rawError != nil { + friendlyError = rawError + // Check for 'go' executable not being found. + if ee, ok := rawError.(*exec.Error); ok && ee.Err == exec.ErrNotFound { + friendlyError = fmt.Errorf("go command required, not found: %v", ee) + } + if ctx.Err() != nil { + friendlyError = ctx.Err() + } + friendlyError = fmt.Errorf("err: %v: stderr: %s", friendlyError, stderr) + } + return +} + +func (i *Invocation) run(ctx context.Context, stdout, stderr io.Writer) error { + log := i.Logf + if log == nil { + log = func(string, ...interface{}) {} + } + + goArgs := []string{i.Verb} + switch i.Verb { + case "mod": + // mod needs the sub-verb before build flags. + goArgs = append(goArgs, i.Args[0]) + goArgs = append(goArgs, i.BuildFlags...) + goArgs = append(goArgs, i.Args[1:]...) + case "env": + // env doesn't take build flags. + goArgs = append(goArgs, i.Args...) + default: + goArgs = append(goArgs, i.BuildFlags...) + goArgs = append(goArgs, i.Args...) + } + cmd := exec.Command("go", goArgs...) + cmd.Stdout = stdout + cmd.Stderr = stderr + // On darwin the cwd gets resolved to the real path, which breaks anything that + // expects the working directory to keep the original path, including the + // go command when dealing with modules. + // The Go stdlib has a special feature where if the cwd and the PWD are the + // same node then it trusts the PWD, so by setting it in the env for the child + // process we fix up all the paths returned by the go command. + cmd.Env = append(os.Environ(), i.Env...) + if i.WorkingDir != "" { + cmd.Env = append(cmd.Env, "PWD="+i.WorkingDir) + cmd.Dir = i.WorkingDir + } + + defer func(start time.Time) { log("%s for %v", time.Since(start), cmdDebugStr(cmd)) }(time.Now()) + + return runCmdContext(ctx, cmd) +} + +// runCmdContext is like exec.CommandContext except it sends os.Interrupt +// before os.Kill. +func runCmdContext(ctx context.Context, cmd *exec.Cmd) error { + if err := cmd.Start(); err != nil { + return err + } + resChan := make(chan error, 1) + go func() { + resChan <- cmd.Wait() + }() + + select { + case err := <-resChan: + return err + case <-ctx.Done(): + } + // Cancelled. Interrupt and see if it ends voluntarily. + cmd.Process.Signal(os.Interrupt) + select { + case err := <-resChan: + return err + case <-time.After(time.Second): + } + // Didn't shut down in response to interrupt. Kill it hard. + cmd.Process.Kill() + return <-resChan +} + +func cmdDebugStr(cmd *exec.Cmd) string { + env := make(map[string]string) + for _, kv := range cmd.Env { + split := strings.Split(kv, "=") + k, v := split[0], split[1] + env[k] = v + } + + return fmt.Sprintf("GOROOT=%v GOPATH=%v GO111MODULE=%v GOPROXY=%v PWD=%v go %v", env["GOROOT"], env["GOPATH"], env["GO111MODULE"], env["GOPROXY"], env["PWD"], cmd.Args) +} diff --git a/vendor/golang.org/x/tools/internal/gocommand/vendor.go b/vendor/golang.org/x/tools/internal/gocommand/vendor.go new file mode 100644 index 00000000000..1cd8d8473e9 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/gocommand/vendor.go @@ -0,0 +1,102 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package gocommand + +import ( + "bytes" + "context" + "fmt" + "os" + "path/filepath" + "regexp" + "strings" + + "golang.org/x/mod/semver" +) + +// ModuleJSON holds information about a module. +type ModuleJSON struct { + Path string // module path + Replace *ModuleJSON // replaced by this module + Main bool // is this the main module? + Indirect bool // is this module only an indirect dependency of main module? + Dir string // directory holding files for this module, if any + GoMod string // path to go.mod file for this module, if any + GoVersion string // go version used in module +} + +var modFlagRegexp = regexp.MustCompile(`-mod[ =](\w+)`) + +// VendorEnabled reports whether vendoring is enabled. It takes a *Runner to execute Go commands +// with the supplied context.Context and Invocation. The Invocation can contain pre-defined fields, +// of which only Verb and Args are modified to run the appropriate Go command. +// Inspired by setDefaultBuildMod in modload/init.go +func VendorEnabled(ctx context.Context, inv Invocation, r *Runner) (*ModuleJSON, bool, error) { + mainMod, go114, err := getMainModuleAnd114(ctx, inv, r) + if err != nil { + return nil, false, err + } + + // We check the GOFLAGS to see if there is anything overridden or not. + inv.Verb = "env" + inv.Args = []string{"GOFLAGS"} + stdout, err := r.Run(ctx, inv) + if err != nil { + return nil, false, err + } + goflags := string(bytes.TrimSpace(stdout.Bytes())) + matches := modFlagRegexp.FindStringSubmatch(goflags) + var modFlag string + if len(matches) != 0 { + modFlag = matches[1] + } + if modFlag != "" { + // Don't override an explicit '-mod=' argument. + return mainMod, modFlag == "vendor", nil + } + if mainMod == nil || !go114 { + return mainMod, false, nil + } + // Check 1.14's automatic vendor mode. + if fi, err := os.Stat(filepath.Join(mainMod.Dir, "vendor")); err == nil && fi.IsDir() { + if mainMod.GoVersion != "" && semver.Compare("v"+mainMod.GoVersion, "v1.14") >= 0 { + // The Go version is at least 1.14, and a vendor directory exists. + // Set -mod=vendor by default. + return mainMod, true, nil + } + } + return mainMod, false, nil +} + +// getMainModuleAnd114 gets the main module's information and whether the +// go command in use is 1.14+. This is the information needed to figure out +// if vendoring should be enabled. +func getMainModuleAnd114(ctx context.Context, inv Invocation, r *Runner) (*ModuleJSON, bool, error) { + const format = `{{.Path}} +{{.Dir}} +{{.GoMod}} +{{.GoVersion}} +{{range context.ReleaseTags}}{{if eq . "go1.14"}}{{.}}{{end}}{{end}} +` + inv.Verb = "list" + inv.Args = []string{"-m", "-f", format} + stdout, err := r.Run(ctx, inv) + if err != nil { + return nil, false, err + } + + lines := strings.Split(stdout.String(), "\n") + if len(lines) < 5 { + return nil, false, fmt.Errorf("unexpected stdout: %q", stdout.String()) + } + mod := &ModuleJSON{ + Path: lines[0], + Dir: lines[1], + GoMod: lines[2], + GoVersion: lines[3], + Main: true, + } + return mod, lines[4] == "go1.14", nil +} diff --git a/vendor/golang.org/x/tools/internal/gopathwalk/walk.go b/vendor/golang.org/x/tools/internal/gopathwalk/walk.go index 9a61bdbf5dd..390cb9db795 100644 --- a/vendor/golang.org/x/tools/internal/gopathwalk/walk.go +++ b/vendor/golang.org/x/tools/internal/gopathwalk/walk.go @@ -23,8 +23,10 @@ import ( // Options controls the behavior of a Walk call. type Options struct { - Debug bool // Enable debug logging - ModulesEnabled bool // Search module caches. Also disables legacy goimports ignore rules. + // If Logf is non-nil, debug logging is enabled through this function. + Logf func(format string, args ...interface{}) + // Search module caches. Also disables legacy goimports ignore rules. + ModulesEnabled bool } // RootType indicates the type of a Root. @@ -77,16 +79,17 @@ func WalkSkip(roots []Root, add func(root Root, dir string), skip func(root Root } } +// walkDir creates a walker and starts fastwalk with this walker. func walkDir(root Root, add func(Root, string), skip func(root Root, dir string) bool, opts Options) { if _, err := os.Stat(root.Path); os.IsNotExist(err) { - if opts.Debug { - log.Printf("skipping nonexistent directory: %v", root.Path) + if opts.Logf != nil { + opts.Logf("skipping nonexistent directory: %v", root.Path) } return } start := time.Now() - if opts.Debug { - log.Printf("gopathwalk: scanning %s", root.Path) + if opts.Logf != nil { + opts.Logf("gopathwalk: scanning %s", root.Path) } w := &walker{ root: root, @@ -99,8 +102,8 @@ func walkDir(root Root, add func(Root, string), skip func(root Root, dir string) log.Printf("gopathwalk: scanning directory %v: %v", root.Path, err) } - if opts.Debug { - log.Printf("gopathwalk: scanned %s in %v", root.Path, time.Since(start)) + if opts.Logf != nil { + opts.Logf("gopathwalk: scanned %s in %v", root.Path, time.Since(start)) } } @@ -114,7 +117,7 @@ type walker struct { ignoredDirs []os.FileInfo // The ignored directories, loaded from .goimportsignore files. } -// init initializes the walker based on its Options. +// init initializes the walker based on its Options func (w *walker) init() { var ignoredPaths []string if w.root.Type == RootModuleCache { @@ -129,11 +132,11 @@ func (w *walker) init() { full := filepath.Join(w.root.Path, p) if fi, err := os.Stat(full); err == nil { w.ignoredDirs = append(w.ignoredDirs, fi) - if w.opts.Debug { - log.Printf("Directory added to ignore list: %s", full) + if w.opts.Logf != nil { + w.opts.Logf("Directory added to ignore list: %s", full) } - } else if w.opts.Debug { - log.Printf("Error statting ignored directory: %v", err) + } else if w.opts.Logf != nil { + w.opts.Logf("Error statting ignored directory: %v", err) } } } @@ -144,11 +147,11 @@ func (w *walker) init() { func (w *walker) getIgnoredDirs(path string) []string { file := filepath.Join(path, ".goimportsignore") slurp, err := ioutil.ReadFile(file) - if w.opts.Debug { + if w.opts.Logf != nil { if err != nil { - log.Print(err) + w.opts.Logf("%v", err) } else { - log.Printf("Read %s", file) + w.opts.Logf("Read %s", file) } } if err != nil { @@ -167,6 +170,7 @@ func (w *walker) getIgnoredDirs(path string) []string { return ignoredDirs } +// shouldSkipDir reports whether the file should be skipped or not. func (w *walker) shouldSkipDir(fi os.FileInfo, dir string) bool { for _, ignoredDir := range w.ignoredDirs { if os.SameFile(fi, ignoredDir) { @@ -180,20 +184,21 @@ func (w *walker) shouldSkipDir(fi os.FileInfo, dir string) bool { return false } +// walk walks through the given path. func (w *walker) walk(path string, typ os.FileMode) error { dir := filepath.Dir(path) if typ.IsRegular() { if dir == w.root.Path && (w.root.Type == RootGOROOT || w.root.Type == RootGOPATH) { // Doesn't make sense to have regular files // directly in your $GOPATH/src or $GOROOT/src. - return fastwalk.SkipFiles + return fastwalk.ErrSkipFiles } if !strings.HasSuffix(path, ".go") { return nil } w.add(w.root, dir) - return fastwalk.SkipFiles + return fastwalk.ErrSkipFiles } if typ == os.ModeDir { base := filepath.Base(path) @@ -221,7 +226,7 @@ func (w *walker) walk(path string, typ os.FileMode) error { return nil } if w.shouldTraverse(dir, fi) { - return fastwalk.TraverseLink + return fastwalk.ErrTraverseLink } } return nil diff --git a/vendor/golang.org/x/tools/internal/imports/fix.go b/vendor/golang.org/x/tools/internal/imports/fix.go index cdaa57b9bde..36292d79a7c 100644 --- a/vendor/golang.org/x/tools/internal/imports/fix.go +++ b/vendor/golang.org/x/tools/internal/imports/fix.go @@ -14,7 +14,6 @@ import ( "go/token" "io/ioutil" "os" - "os/exec" "path" "path/filepath" "reflect" @@ -22,12 +21,11 @@ import ( "strconv" "strings" "sync" - "time" "unicode" "unicode/utf8" "golang.org/x/tools/go/ast/astutil" - "golang.org/x/tools/go/packages" + "golang.org/x/tools/internal/gocommand" "golang.org/x/tools/internal/gopathwalk" ) @@ -52,7 +50,8 @@ var importToGroup = []func(env *ProcessEnv, importPath string) (num int, ok bool return }, func(_ *ProcessEnv, importPath string) (num int, ok bool) { - if strings.Contains(importPath, ".") { + firstComponent := strings.Split(importPath, "/")[0] + if strings.Contains(firstComponent, ".") { return 1, true } return @@ -82,7 +81,8 @@ type ImportFix struct { // IdentName is the identifier that this fix will add or remove. IdentName string // FixType is the type of fix this is (AddImport, DeleteImport, SetImportName). - FixType ImportFixType + FixType ImportFixType + Relevance int // see pkg } // An ImportInfo represents a single import statement. @@ -263,7 +263,7 @@ type pass struct { // loadPackageNames saves the package names for everything referenced by imports. func (p *pass) loadPackageNames(imports []*ImportInfo) error { - if p.env.Debug { + if p.env.Logf != nil { p.env.Logf("loading package names for %v packages", len(imports)) defer func() { p.env.Logf("done loading package names for %v packages", len(imports)) @@ -302,7 +302,7 @@ func (p *pass) importIdentifier(imp *ImportInfo) string { if known != nil && known.name != "" { return known.name } - return importPathToAssumedName(imp.ImportPath) + return ImportPathToAssumedName(imp.ImportPath) } // load reads in everything necessary to run a pass, and reports whether the @@ -335,7 +335,7 @@ func (p *pass) load() ([]*ImportFix, bool) { if p.loadRealPackageNames { err := p.loadPackageNames(append(imports, p.candidates...)) if err != nil { - if p.env.Debug { + if p.env.Logf != nil { p.env.Logf("loading package names: %v", err) } return nil, false @@ -435,7 +435,7 @@ func (p *pass) importSpecName(imp *ImportInfo) string { } ident := p.importIdentifier(imp) - if ident == importPathToAssumedName(imp.ImportPath) { + if ident == ImportPathToAssumedName(imp.ImportPath) { return "" // ident not needed since the assumed and real names are the same. } return ident @@ -529,7 +529,7 @@ func getFixes(fset *token.FileSet, f *ast.File, filename string, env *ProcessEnv return nil, err } srcDir := filepath.Dir(abs) - if env.Debug { + if env.Logf != nil { env.Logf("fixImports(filename=%q), abs=%q, srcDir=%q ...", filename, abs, srcDir) } @@ -537,7 +537,7 @@ func getFixes(fset *token.FileSet, f *ast.File, filename string, env *ProcessEnv // derive package names from import paths, see if the file is already // complete. We can't add any imports yet, because we don't know // if missing references are actually package vars. - p := &pass{fset: fset, f: f, srcDir: srcDir} + p := &pass{fset: fset, f: f, srcDir: srcDir, env: env} if fixes, done := p.load(); done { return fixes, nil } @@ -559,8 +559,7 @@ func getFixes(fset *token.FileSet, f *ast.File, filename string, env *ProcessEnv } // Third pass: get real package names where we had previously used - // the naive algorithm. This is the first step that will use the - // environment, so we provide it here for the first time. + // the naive algorithm. p = &pass{fset: fset, f: f, srcDir: srcDir, env: env} p.loadRealPackageNames = true p.otherFiles = otherFiles @@ -585,89 +584,127 @@ func getFixes(fset *token.FileSet, f *ast.File, filename string, env *ProcessEnv return fixes, nil } -// getCandidatePkgs returns the list of pkgs that are accessible from filename, -// optionall filtered to only packages named pkgName. -func getCandidatePkgs(pkgName, filename string, env *ProcessEnv) ([]*pkg, error) { - // TODO(heschi): filter out current package. (Don't forget x_test can import x.) +// Highest relevance, used for the standard library. Chosen arbitrarily to +// match pre-existing gopls code. +const MaxRelevance = 7 - var result []*pkg +// getCandidatePkgs works with the passed callback to find all acceptable packages. +// It deduplicates by import path, and uses a cached stdlib rather than reading +// from disk. +func getCandidatePkgs(ctx context.Context, wrappedCallback *scanCallback, filename, filePkg string, env *ProcessEnv) error { + notSelf := func(p *pkg) bool { + return p.packageName != filePkg || p.dir != filepath.Dir(filename) + } // Start off with the standard library. - for importPath := range stdlib { - if pkgName != "" && path.Base(importPath) != pkgName { - continue - } - result = append(result, &pkg{ + for importPath, exports := range stdlib { + p := &pkg{ dir: filepath.Join(env.GOROOT, "src", importPath), importPathShort: importPath, packageName: path.Base(importPath), - relevance: 0, - }) - } - - // Exclude goroot results -- getting them is relatively expensive, not cached, - // and generally redundant with the in-memory version. - exclude := []gopathwalk.RootType{gopathwalk.RootGOROOT} - // Only the go/packages resolver uses the first argument, and nobody uses that resolver. - scannedPkgs, err := env.GetResolver().scan(nil, true, exclude) - if err != nil { - return nil, err + relevance: MaxRelevance, + } + if notSelf(p) && wrappedCallback.packageNameLoaded(p) { + wrappedCallback.exportsLoaded(p, exports) + } } + var mu sync.Mutex dupCheck := map[string]struct{}{} - for _, pkg := range scannedPkgs { - if pkgName != "" && pkg.packageName != pkgName { - continue - } - if !canUse(filename, pkg.dir) { - continue - } - if _, ok := dupCheck[pkg.importPathShort]; ok { - continue - } - dupCheck[pkg.importPathShort] = struct{}{} - result = append(result, pkg) + + scanFilter := &scanCallback{ + rootFound: func(root gopathwalk.Root) bool { + // Exclude goroot results -- getting them is relatively expensive, not cached, + // and generally redundant with the in-memory version. + return root.Type != gopathwalk.RootGOROOT && wrappedCallback.rootFound(root) + }, + dirFound: wrappedCallback.dirFound, + packageNameLoaded: func(pkg *pkg) bool { + mu.Lock() + defer mu.Unlock() + if _, ok := dupCheck[pkg.importPathShort]; ok { + return false + } + dupCheck[pkg.importPathShort] = struct{}{} + return notSelf(pkg) && wrappedCallback.packageNameLoaded(pkg) + }, + exportsLoaded: func(pkg *pkg, exports []string) { + // If we're an x_test, load the package under test's test variant. + if strings.HasSuffix(filePkg, "_test") && pkg.dir == filepath.Dir(filename) { + var err error + _, exports, err = loadExportsFromFiles(ctx, env, pkg.dir, true) + if err != nil { + return + } + } + wrappedCallback.exportsLoaded(pkg, exports) + }, } + return env.GetResolver().scan(ctx, scanFilter) +} - // Sort first by relevance, then by package name, with import path as a tiebreaker. - sort.Slice(result, func(i, j int) bool { - pi, pj := result[i], result[j] - if pi.relevance != pj.relevance { - return pi.relevance < pj.relevance - } - if pi.packageName != pj.packageName { - return pi.packageName < pj.packageName - } - return pi.importPathShort < pj.importPathShort - }) +func ScoreImportPaths(ctx context.Context, env *ProcessEnv, paths []string) map[string]int { + result := make(map[string]int) + for _, path := range paths { + result[path] = env.GetResolver().scoreImportPath(ctx, path) + } + return result +} - return result, nil +func PrimeCache(ctx context.Context, env *ProcessEnv) error { + // Fully scan the disk for directories, but don't actually read any Go files. + callback := &scanCallback{ + rootFound: func(gopathwalk.Root) bool { + return true + }, + dirFound: func(pkg *pkg) bool { + return false + }, + packageNameLoaded: func(pkg *pkg) bool { + return false + }, + } + return getCandidatePkgs(ctx, callback, "", "", env) } func candidateImportName(pkg *pkg) string { - if importPathToAssumedName(pkg.importPathShort) != pkg.packageName { + if ImportPathToAssumedName(pkg.importPathShort) != pkg.packageName { return pkg.packageName } return "" } // getAllCandidates gets all of the candidates to be imported, regardless of if they are needed. -func getAllCandidates(filename string, env *ProcessEnv) ([]ImportFix, error) { - pkgs, err := getCandidatePkgs("", filename, env) - if err != nil { - return nil, err - } - result := make([]ImportFix, 0, len(pkgs)) - for _, pkg := range pkgs { - result = append(result, ImportFix{ - StmtInfo: ImportInfo{ - ImportPath: pkg.importPathShort, - Name: candidateImportName(pkg), - }, - IdentName: pkg.packageName, - FixType: AddImport, - }) +func getAllCandidates(ctx context.Context, wrapped func(ImportFix), searchPrefix, filename, filePkg string, env *ProcessEnv) error { + callback := &scanCallback{ + rootFound: func(gopathwalk.Root) bool { + return true + }, + dirFound: func(pkg *pkg) bool { + if !canUse(filename, pkg.dir) { + return false + } + // Try the assumed package name first, then a simpler path match + // in case of packages named vN, which are not uncommon. + return strings.HasPrefix(ImportPathToAssumedName(pkg.importPathShort), searchPrefix) || + strings.HasPrefix(path.Base(pkg.importPathShort), searchPrefix) + }, + packageNameLoaded: func(pkg *pkg) bool { + if !strings.HasPrefix(pkg.packageName, searchPrefix) { + return false + } + wrapped(ImportFix{ + StmtInfo: ImportInfo{ + ImportPath: pkg.importPathShort, + Name: candidateImportName(pkg), + }, + IdentName: pkg.packageName, + FixType: AddImport, + Relevance: pkg.relevance, + }) + return false + }, } - return result, nil + return getCandidatePkgs(ctx, callback, filename, filePkg, env) } // A PackageExport is a package and its exports. @@ -676,64 +713,63 @@ type PackageExport struct { Exports []string } -func getPackageExports(completePackage, filename string, env *ProcessEnv) ([]PackageExport, error) { - pkgs, err := getCandidatePkgs(completePackage, filename, env) - if err != nil { - return nil, err - } - - results := make([]PackageExport, 0, len(pkgs)) - for _, pkg := range pkgs { - fix := &ImportFix{ - StmtInfo: ImportInfo{ - ImportPath: pkg.importPathShort, - Name: candidateImportName(pkg), - }, - IdentName: pkg.packageName, - FixType: AddImport, - } - var exports []string - if e, ok := stdlib[pkg.importPathShort]; ok { - exports = e - } else { - exports, err = loadExportsForPackage(context.Background(), env, completePackage, pkg) - if err != nil { - if env.Debug { - env.Logf("while completing %q, error loading exports from %q: %v", completePackage, pkg.importPathShort, err) - } - continue - } - } - sort.Strings(exports) - results = append(results, PackageExport{ - Fix: fix, - Exports: exports, - }) +func getPackageExports(ctx context.Context, wrapped func(PackageExport), searchPkg, filename, filePkg string, env *ProcessEnv) error { + callback := &scanCallback{ + rootFound: func(gopathwalk.Root) bool { + return true + }, + dirFound: func(pkg *pkg) bool { + return pkgIsCandidate(filename, references{searchPkg: nil}, pkg) + }, + packageNameLoaded: func(pkg *pkg) bool { + return pkg.packageName == searchPkg + }, + exportsLoaded: func(pkg *pkg, exports []string) { + sort.Strings(exports) + wrapped(PackageExport{ + Fix: &ImportFix{ + StmtInfo: ImportInfo{ + ImportPath: pkg.importPathShort, + Name: candidateImportName(pkg), + }, + IdentName: pkg.packageName, + FixType: AddImport, + Relevance: pkg.relevance, + }, + Exports: exports, + }) + }, } - - return results, nil + return getCandidatePkgs(ctx, callback, filename, filePkg, env) } // ProcessEnv contains environment variables and settings that affect the use of // the go command, the go/build package, etc. type ProcessEnv struct { LocalPrefix string - Debug bool + + GocmdRunner *gocommand.Runner + + BuildFlags []string // If non-empty, these will be used instead of the // process-wide values. GOPATH, GOROOT, GO111MODULE, GOPROXY, GOFLAGS, GOSUMDB string WorkingDir string - // If true, use go/packages regardless of the environment. - ForceGoPackages bool - - // Logf is the default logger for the ProcessEnv. + // If Logf is non-nil, debug logging is enabled through this function. Logf func(format string, args ...interface{}) resolver Resolver } +// CopyConfig copies the env's configuration into a new env. +func (e *ProcessEnv) CopyConfig() *ProcessEnv { + copy := *e + copy.resolver = nil + return © +} + func (e *ProcessEnv) env() []string { env := os.Environ() add := func(k, v string) { @@ -757,73 +793,55 @@ func (e *ProcessEnv) GetResolver() Resolver { if e.resolver != nil { return e.resolver } - if e.ForceGoPackages { - e.resolver = &goPackagesResolver{env: e} - return e.resolver - } - - out, err := e.invokeGo("env", "GOMOD") + out, err := e.invokeGo(context.TODO(), "env", "GOMOD") if err != nil || len(bytes.TrimSpace(out.Bytes())) == 0 { - e.resolver = &gopathResolver{env: e} + e.resolver = newGopathResolver(e) return e.resolver } - e.resolver = &ModuleResolver{env: e} + e.resolver = newModuleResolver(e) return e.resolver } -func (e *ProcessEnv) newPackagesConfig(mode packages.LoadMode) *packages.Config { - return &packages.Config{ - Mode: mode, - Dir: e.WorkingDir, - Env: e.env(), - } -} - func (e *ProcessEnv) buildContext() *build.Context { ctx := build.Default ctx.GOROOT = e.GOROOT ctx.GOPATH = e.GOPATH - // As of Go 1.14, build.Context has a WorkingDir field + // As of Go 1.14, build.Context has a Dir field // (see golang.org/issue/34860). // Populate it only if present. - if wd := reflect.ValueOf(&ctx).Elem().FieldByName("WorkingDir"); wd.IsValid() && wd.Kind() == reflect.String { - wd.SetString(e.WorkingDir) + rc := reflect.ValueOf(&ctx).Elem() + dir := rc.FieldByName("Dir") + if !dir.IsValid() { + // Working drafts of Go 1.14 named the field "WorkingDir" instead. + // TODO(bcmills): Remove this case after the Go 1.14 beta has been released. + dir = rc.FieldByName("WorkingDir") } - return &ctx -} - -func (e *ProcessEnv) invokeGo(args ...string) (*bytes.Buffer, error) { - cmd := exec.Command("go", args...) - stdout := &bytes.Buffer{} - stderr := &bytes.Buffer{} - cmd.Stdout = stdout - cmd.Stderr = stderr - cmd.Env = e.env() - cmd.Dir = e.WorkingDir - - if e.Debug { - defer func(start time.Time) { e.Logf("%s for %v", time.Since(start), cmdDebugStr(cmd)) }(time.Now()) + if dir.IsValid() && dir.Kind() == reflect.String { + dir.SetString(e.WorkingDir) } - if err := cmd.Run(); err != nil { - return nil, fmt.Errorf("running go: %v (stderr:\n%s)", err, stderr) - } - return stdout, nil + + return &ctx } -func cmdDebugStr(cmd *exec.Cmd) string { - env := make(map[string]string) - for _, kv := range cmd.Env { - split := strings.Split(kv, "=") - k, v := split[0], split[1] - env[k] = v +func (e *ProcessEnv) invokeGo(ctx context.Context, verb string, args ...string) (*bytes.Buffer, error) { + inv := gocommand.Invocation{ + Verb: verb, + Args: args, + BuildFlags: e.BuildFlags, + Env: e.env(), + Logf: e.Logf, + WorkingDir: e.WorkingDir, } - - return fmt.Sprintf("GOROOT=%v GOPATH=%v GO111MODULE=%v GOPROXY=%v PWD=%v go %v", env["GOROOT"], env["GOPATH"], env["GO111MODULE"], env["GOPROXY"], env["PWD"], cmd.Args) + return e.GocmdRunner.Run(ctx, inv) } func addStdlibCandidates(pass *pass, refs references) { add := func(pkg string) { + // Prevent self-imports. + if path.Base(pkg) == pass.f.Name.Name && filepath.Join(pass.env.GOROOT, "src", pkg) == pass.srcDir { + return + } exports := copyExports(stdlib[pkg]) pass.addCandidate( &ImportInfo{ImportPath: pkg}, @@ -848,94 +866,65 @@ func addStdlibCandidates(pass *pass, refs references) { type Resolver interface { // loadPackageNames loads the package names in importPaths. loadPackageNames(importPaths []string, srcDir string) (map[string]string, error) - // scan finds (at least) the packages satisfying refs. If loadNames is true, - // package names will be set on the results, and dirs whose package name - // could not be determined will be excluded. - scan(refs references, loadNames bool, exclude []gopathwalk.RootType) ([]*pkg, error) + // scan works with callback to search for packages. See scanCallback for details. + scan(ctx context.Context, callback *scanCallback) error // loadExports returns the set of exported symbols in the package at dir. // loadExports may be called concurrently. - loadExports(ctx context.Context, pkg *pkg) (string, []string, error) + loadExports(ctx context.Context, pkg *pkg, includeTest bool) (string, []string, error) + // scoreImportPath returns the relevance for an import path. + scoreImportPath(ctx context.Context, path string) int ClearForNewScan() } -// gopackagesResolver implements resolver for GOPATH and module workspaces using go/packages. -type goPackagesResolver struct { - env *ProcessEnv -} - -func (r *goPackagesResolver) ClearForNewScan() {} - -func (r *goPackagesResolver) loadPackageNames(importPaths []string, srcDir string) (map[string]string, error) { - if len(importPaths) == 0 { - return nil, nil - } - cfg := r.env.newPackagesConfig(packages.LoadFiles) - pkgs, err := packages.Load(cfg, importPaths...) - if err != nil { - return nil, err - } - names := map[string]string{} - for _, pkg := range pkgs { - names[VendorlessPath(pkg.PkgPath)] = pkg.Name - } - // We may not have found all the packages. Guess the rest. - for _, path := range importPaths { - if _, ok := names[path]; ok { - continue - } - names[path] = importPathToAssumedName(path) - } - return names, nil - -} - -func (r *goPackagesResolver) scan(refs references, _ bool, _ []gopathwalk.RootType) ([]*pkg, error) { - var loadQueries []string - for pkgName := range refs { - loadQueries = append(loadQueries, "iamashamedtousethedisabledqueryname="+pkgName) - } - sort.Strings(loadQueries) - cfg := r.env.newPackagesConfig(packages.LoadFiles) - goPackages, err := packages.Load(cfg, loadQueries...) - if err != nil { - return nil, err - } - - var scan []*pkg - for _, goPackage := range goPackages { - scan = append(scan, &pkg{ - dir: filepath.Dir(goPackage.CompiledGoFiles[0]), - importPathShort: VendorlessPath(goPackage.PkgPath), - goPackage: goPackage, - packageName: goPackage.Name, - }) - } - return scan, nil +// A scanCallback controls a call to scan and receives its results. +// In general, minor errors will be silently discarded; a user should not +// expect to receive a full series of calls for everything. +type scanCallback struct { + // rootFound is called before scanning a new root dir. If it returns true, + // the root will be scanned. Returning false will not necessarily prevent + // directories from that root making it to dirFound. + rootFound func(gopathwalk.Root) bool + // dirFound is called when a directory is found that is possibly a Go package. + // pkg will be populated with everything except packageName. + // If it returns true, the package's name will be loaded. + dirFound func(pkg *pkg) bool + // packageNameLoaded is called when a package is found and its name is loaded. + // If it returns true, the package's exports will be loaded. + packageNameLoaded func(pkg *pkg) bool + // exportsLoaded is called when a package's exports have been loaded. + exportsLoaded func(pkg *pkg, exports []string) } -func (r *goPackagesResolver) loadExports(ctx context.Context, pkg *pkg) (string, []string, error) { - if pkg.goPackage == nil { - return "", nil, fmt.Errorf("goPackage not set") - } - var exports []string - fset := token.NewFileSet() - for _, fname := range pkg.goPackage.CompiledGoFiles { - f, err := parser.ParseFile(fset, fname, nil, 0) - if err != nil { - return "", nil, fmt.Errorf("parsing %s: %v", fname, err) - } - for name := range f.Scope.Objects { - if ast.IsExported(name) { - exports = append(exports, name) +func addExternalCandidates(pass *pass, refs references, filename string) error { + var mu sync.Mutex + found := make(map[string][]pkgDistance) + callback := &scanCallback{ + rootFound: func(gopathwalk.Root) bool { + return true // We want everything. + }, + dirFound: func(pkg *pkg) bool { + return pkgIsCandidate(filename, refs, pkg) + }, + packageNameLoaded: func(pkg *pkg) bool { + if _, want := refs[pkg.packageName]; !want { + return false } - } + if pkg.dir == pass.srcDir && pass.f.Name.Name == pkg.packageName { + // The candidate is in the same directory and has the + // same package name. Don't try to import ourselves. + return false + } + if !canUse(filename, pkg.dir) { + return false + } + mu.Lock() + defer mu.Unlock() + found[pkg.packageName] = append(found[pkg.packageName], pkgDistance{pkg, distance(pass.srcDir, pkg.dir)}) + return false // We'll do our own loading after we sort. + }, } - return pkg.goPackage.Name, exports, nil -} - -func addExternalCandidates(pass *pass, refs references, filename string) error { - dirScan, err := pass.env.GetResolver().scan(refs, false, nil) + err := pass.env.GetResolver().scan(context.Background(), callback) if err != nil { return err } @@ -962,7 +951,7 @@ func addExternalCandidates(pass *pass, refs references, filename string) error { go func(pkgName string, symbols map[string]bool) { defer wg.Done() - found, err := findImport(ctx, pass, dirScan, pkgName, symbols, filename) + found, err := findImport(ctx, pass, found[pkgName], pkgName, symbols, filename) if err != nil { firstErrOnce.Do(func() { @@ -1006,7 +995,7 @@ func notIdentifier(ch rune) bool { ch >= utf8.RuneSelf && (unicode.IsLetter(ch) || unicode.IsDigit(ch))) } -// importPathToAssumedName returns the assumed package name of an import path. +// ImportPathToAssumedName returns the assumed package name of an import path. // It does this using only string parsing of the import path. // It picks the last element of the path that does not look like a major // version, and then picks the valid identifier off the start of that element. @@ -1014,7 +1003,7 @@ func notIdentifier(ch rune) bool { // clarity. // This function could be moved to a standard package and exported if we want // for use in other tools. -func importPathToAssumedName(importPath string) string { +func ImportPathToAssumedName(importPath string) string { base := path.Base(importPath) if strings.HasPrefix(base, "v") { if _, err := strconv.Atoi(base[1:]); err == nil { @@ -1033,24 +1022,36 @@ func importPathToAssumedName(importPath string) string { // gopathResolver implements resolver for GOPATH workspaces. type gopathResolver struct { - env *ProcessEnv - cache *dirInfoCache + env *ProcessEnv + walked bool + cache *dirInfoCache + scanSema chan struct{} // scanSema prevents concurrent scans. } -func (r *gopathResolver) init() { - if r.cache == nil { - r.cache = &dirInfoCache{ - dirs: map[string]*directoryPackageInfo{}, - } +func newGopathResolver(env *ProcessEnv) *gopathResolver { + r := &gopathResolver{ + env: env, + cache: &dirInfoCache{ + dirs: map[string]*directoryPackageInfo{}, + listeners: map[*int]cacheListener{}, + }, + scanSema: make(chan struct{}, 1), } + r.scanSema <- struct{}{} + return r } func (r *gopathResolver) ClearForNewScan() { - r.cache = nil + <-r.scanSema + r.cache = &dirInfoCache{ + dirs: map[string]*directoryPackageInfo{}, + listeners: map[*int]cacheListener{}, + } + r.walked = false + r.scanSema <- struct{}{} } func (r *gopathResolver) loadPackageNames(importPaths []string, srcDir string) (map[string]string, error) { - r.init() names := map[string]string{} for _, path := range importPaths { names[path] = importPathToName(r.env, path, srcDir) @@ -1130,7 +1131,6 @@ func packageDirToName(dir string) (packageName string, err error) { } type pkg struct { - goPackage *packages.Package dir string // absolute file path to pkg directory ("/usr/lib/go/src/net/http") importPathShort string // vendorless import path ("net/http", "a/b") packageName string // package name loaded from source if requested @@ -1178,8 +1178,7 @@ func distance(basepath, targetpath string) int { return strings.Count(p, string(filepath.Separator)) + 1 } -func (r *gopathResolver) scan(_ references, loadNames bool, exclude []gopathwalk.RootType) ([]*pkg, error) { - r.init() +func (r *gopathResolver) scan(ctx context.Context, callback *scanCallback) error { add := func(root gopathwalk.Root, dir string) { // We assume cached directories have not changed. We can skip them and their // children. @@ -1196,56 +1195,84 @@ func (r *gopathResolver) scan(_ references, loadNames bool, exclude []gopathwalk } r.cache.Store(dir, info) } - roots := filterRoots(gopathwalk.SrcDirsRoots(r.env.buildContext()), exclude) - gopathwalk.Walk(roots, add, gopathwalk.Options{Debug: r.env.Debug, ModulesEnabled: false}) - var result []*pkg - for _, dir := range r.cache.Keys() { - info, ok := r.cache.Load(dir) - if !ok { - continue - } - if loadNames { - var err error - info, err = r.cache.CachePackageName(info) - if err != nil { - continue - } + processDir := func(info directoryPackageInfo) { + // Skip this directory if we were not able to get the package information successfully. + if scanned, err := info.reachedStatus(directoryScanned); !scanned || err != nil { + return } p := &pkg{ importPathShort: info.nonCanonicalImportPath, - dir: dir, - relevance: 1, - packageName: info.packageName, + dir: info.dir, + relevance: MaxRelevance - 1, } if info.rootType == gopathwalk.RootGOROOT { - p.relevance = 0 + p.relevance = MaxRelevance + } + + if !callback.dirFound(p) { + return + } + var err error + p.packageName, err = r.cache.CachePackageName(info) + if err != nil { + return + } + + if !callback.packageNameLoaded(p) { + return + } + if _, exports, err := r.loadExports(ctx, p, false); err == nil { + callback.exportsLoaded(p, exports) } - result = append(result, p) } - return result, nil + stop := r.cache.ScanAndListen(ctx, processDir) + defer stop() + // The callback is not necessarily safe to use in the goroutine below. Process roots eagerly. + roots := filterRoots(gopathwalk.SrcDirsRoots(r.env.buildContext()), callback.rootFound) + // We can't cancel walks, because we need them to finish to have a usable + // cache. Instead, run them in a separate goroutine and detach. + scanDone := make(chan struct{}) + go func() { + select { + case <-ctx.Done(): + return + case <-r.scanSema: + } + defer func() { r.scanSema <- struct{}{} }() + gopathwalk.Walk(roots, add, gopathwalk.Options{Logf: r.env.Logf, ModulesEnabled: false}) + close(scanDone) + }() + select { + case <-ctx.Done(): + case <-scanDone: + } + return nil +} + +func (r *gopathResolver) scoreImportPath(ctx context.Context, path string) int { + if _, ok := stdlib[path]; ok { + return MaxRelevance + } + return MaxRelevance - 1 } -func filterRoots(roots []gopathwalk.Root, exclude []gopathwalk.RootType) []gopathwalk.Root { +func filterRoots(roots []gopathwalk.Root, include func(gopathwalk.Root) bool) []gopathwalk.Root { var result []gopathwalk.Root -outer: for _, root := range roots { - for _, i := range exclude { - if i == root.Type { - continue outer - } + if !include(root) { + continue } result = append(result, root) } return result } -func (r *gopathResolver) loadExports(ctx context.Context, pkg *pkg) (string, []string, error) { - r.init() - if info, ok := r.cache.Load(pkg.dir); ok { +func (r *gopathResolver) loadExports(ctx context.Context, pkg *pkg, includeTest bool) (string, []string, error) { + if info, ok := r.cache.Load(pkg.dir); ok && !includeTest { return r.cache.CacheExports(ctx, r.env, info) } - return loadExportsFromFiles(ctx, r.env, pkg.dir) + return loadExportsFromFiles(ctx, r.env, pkg.dir, includeTest) } // VendorlessPath returns the devendorized version of the import path ipath. @@ -1261,7 +1288,7 @@ func VendorlessPath(ipath string) string { return ipath } -func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string) (string, []string, error) { +func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string, includeTest bool) (string, []string, error) { var exports []string // Look for non-test, buildable .go files which could provide exports. @@ -1272,7 +1299,7 @@ func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string) (str var files []os.FileInfo for _, fi := range all { name := fi.Name() - if !strings.HasSuffix(name, ".go") || strings.HasSuffix(name, "_test.go") { + if !strings.HasSuffix(name, ".go") || (!includeTest && strings.HasSuffix(name, "_test.go")) { continue } match, err := env.buildContext().MatchFile(dir, fi.Name()) @@ -1298,13 +1325,20 @@ func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string) (str fullFile := filepath.Join(dir, fi.Name()) f, err := parser.ParseFile(fset, fullFile, nil, 0) if err != nil { - return "", nil, fmt.Errorf("parsing %s: %v", fullFile, err) + if env.Logf != nil { + env.Logf("error parsing %v: %v", fullFile, err) + } + continue } if f.Name.Name == "documentation" { // Special case from go/build.ImportDir, not // handled by MatchFile above. continue } + if includeTest && strings.HasSuffix(f.Name.Name, "_test") { + // x_test package. We want internal test files only. + continue + } pkgName = f.Name.Name for name := range f.Scope.Objects { if ast.IsExported(name) { @@ -1313,7 +1347,7 @@ func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string) (str } } - if env.Debug { + if env.Logf != nil { sortedExports := append([]string(nil), exports...) sort.Strings(sortedExports) env.Logf("loaded exports in dir %v (package %v): %v", dir, pkgName, strings.Join(sortedExports, ", ")) @@ -1323,42 +1357,19 @@ func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string) (str // findImport searches for a package with the given symbols. // If no package is found, findImport returns ("", false, nil) -func findImport(ctx context.Context, pass *pass, dirScan []*pkg, pkgName string, symbols map[string]bool, filename string) (*pkg, error) { - pkgDir, err := filepath.Abs(filename) - if err != nil { - return nil, err - } - pkgDir = filepath.Dir(pkgDir) - - // Find candidate packages, looking only at their directory names first. - var candidates []pkgDistance - for _, pkg := range dirScan { - if pkg.dir == pkgDir && pass.f.Name.Name == pkgName { - // The candidate is in the same directory and has the - // same package name. Don't try to import ourselves. - continue - } - if pkgIsCandidate(filename, pkgName, pkg) { - candidates = append(candidates, pkgDistance{ - pkg: pkg, - distance: distance(pkgDir, pkg.dir), - }) - } - } - +func findImport(ctx context.Context, pass *pass, candidates []pkgDistance, pkgName string, symbols map[string]bool, filename string) (*pkg, error) { // Sort the candidates by their import package length, // assuming that shorter package names are better than long // ones. Note that this sorts by the de-vendored name, so // there's no "penalty" for vendoring. sort.Sort(byDistanceOrImportPathShortLength(candidates)) - if pass.env.Debug { + if pass.env.Logf != nil { for i, c := range candidates { pass.env.Logf("%s candidate %d/%d: %v in %v", pkgName, i+1, len(candidates), c.pkg.importPathShort, c.pkg.dir) } } // Collect exports for packages with matching names. - rescv := make([]chan *pkg, len(candidates)) for i := range candidates { rescv[i] = make(chan *pkg, 1) @@ -1390,12 +1401,14 @@ func findImport(ctx context.Context, pass *pass, dirScan []*pkg, pkgName string, wg.Done() }() - if pass.env.Debug { + if pass.env.Logf != nil { pass.env.Logf("loading exports in dir %s (seeking package %s)", c.pkg.dir, pkgName) } - exports, err := loadExportsForPackage(ctx, pass.env, pkgName, c.pkg) + // If we're an x_test, load the package under test's test variant. + includeTest := strings.HasSuffix(pass.f.Name.Name, "_test") && c.pkg.dir == pass.srcDir + _, exports, err := pass.env.GetResolver().loadExports(ctx, c.pkg, includeTest) if err != nil { - if pass.env.Debug { + if pass.env.Logf != nil { pass.env.Logf("loading exports in dir %s (seeking package %s): %v", c.pkg.dir, pkgName, err) } resc <- nil @@ -1430,17 +1443,6 @@ func findImport(ctx context.Context, pass *pass, dirScan []*pkg, pkgName string, return nil, nil } -func loadExportsForPackage(ctx context.Context, env *ProcessEnv, expectPkg string, pkg *pkg) ([]string, error) { - pkgName, exports, err := env.GetResolver().loadExports(ctx, pkg) - if err != nil { - return nil, err - } - if expectPkg != pkgName { - return nil, fmt.Errorf("dir %v is package %v, wanted %v", pkg.dir, pkgName, expectPkg) - } - return exports, err -} - // pkgIsCandidate reports whether pkg is a candidate for satisfying the // finding which package pkgIdent in the file named by filename is trying // to refer to. @@ -1453,7 +1455,7 @@ func loadExportsForPackage(ctx context.Context, env *ProcessEnv, expectPkg strin // filename is the file being formatted. // pkgIdent is the package being searched for, like "client" (if // searching for "client.New") -func pkgIsCandidate(filename, pkgIdent string, pkg *pkg) bool { +func pkgIsCandidate(filename string, refs references, pkg *pkg) bool { // Check "internal" and "vendor" visibility: if !canUse(filename, pkg.dir) { return false @@ -1471,17 +1473,18 @@ func pkgIsCandidate(filename, pkgIdent string, pkg *pkg) bool { // "bar", which is strongly discouraged // anyway. There's no reason goimports needs // to be slow just to accommodate that. - lastTwo := lastTwoComponents(pkg.importPathShort) - if strings.Contains(lastTwo, pkgIdent) { - return true - } - if hasHyphenOrUpperASCII(lastTwo) && !hasHyphenOrUpperASCII(pkgIdent) { - lastTwo = lowerASCIIAndRemoveHyphen(lastTwo) + for pkgIdent := range refs { + lastTwo := lastTwoComponents(pkg.importPathShort) if strings.Contains(lastTwo, pkgIdent) { return true } + if hasHyphenOrUpperASCII(lastTwo) && !hasHyphenOrUpperASCII(pkgIdent) { + lastTwo = lowerASCIIAndRemoveHyphen(lastTwo) + if strings.Contains(lastTwo, pkgIdent) { + return true + } + } } - return false } diff --git a/vendor/golang.org/x/tools/internal/imports/imports.go b/vendor/golang.org/x/tools/internal/imports/imports.go index ed3867bb594..f43d6b22e54 100644 --- a/vendor/golang.org/x/tools/internal/imports/imports.go +++ b/vendor/golang.org/x/tools/internal/imports/imports.go @@ -11,6 +11,7 @@ package imports import ( "bufio" "bytes" + "context" "fmt" "go/ast" "go/build" @@ -20,12 +21,13 @@ import ( "go/token" "io" "io/ioutil" - "log" + "os" "regexp" "strconv" "strings" "golang.org/x/tools/go/ast/astutil" + "golang.org/x/tools/internal/gocommand" ) // Options is golang.org/x/tools/imports.Options with extra internal-only options. @@ -83,42 +85,54 @@ func FixImports(filename string, src []byte, opt *Options) (fixes []*ImportFix, return getFixes(fileSet, file, filename, opt.Env) } -// ApplyFix will apply all of the fixes to the file and format it. -func ApplyFixes(fixes []*ImportFix, filename string, src []byte, opt *Options) (formatted []byte, err error) { +// ApplyFixes applies all of the fixes to the file and formats it. extraMode +// is added in when parsing the file. +func ApplyFixes(fixes []*ImportFix, filename string, src []byte, opt *Options, extraMode parser.Mode) (formatted []byte, err error) { src, opt, err = initialize(filename, src, opt) if err != nil { return nil, err } + // Don't use parse() -- we don't care about fragments or statement lists + // here, and we need to work with unparseable files. fileSet := token.NewFileSet() - file, adjust, err := parse(fileSet, filename, src, opt) - if err != nil { + parserMode := parser.Mode(0) + if opt.Comments { + parserMode |= parser.ParseComments + } + if opt.AllErrors { + parserMode |= parser.AllErrors + } + parserMode |= extraMode + + file, err := parser.ParseFile(fileSet, filename, src, parserMode) + if file == nil { return nil, err } // Apply the fixes to the file. apply(fileSet, file, fixes) - return formatFile(fileSet, file, src, adjust, opt) + return formatFile(fileSet, file, src, nil, opt) } -// GetAllCandidates gets all of the standard library candidate packages to import in -// sorted order on import path. -func GetAllCandidates(filename string, opt *Options) (pkgs []ImportFix, err error) { - _, opt, err = initialize(filename, nil, opt) +// GetAllCandidates gets all of the packages starting with prefix that can be +// imported by filename, sorted by import path. +func GetAllCandidates(ctx context.Context, callback func(ImportFix), searchPrefix, filename, filePkg string, opt *Options) error { + _, opt, err := initialize(filename, []byte{}, opt) if err != nil { - return nil, err + return err } - return getAllCandidates(filename, opt.Env) + return getAllCandidates(ctx, callback, searchPrefix, filename, filePkg, opt.Env) } // GetPackageExports returns all known packages with name pkg and their exports. -func GetPackageExports(pkg, filename string, opt *Options) (exports []PackageExport, err error) { - _, opt, err = initialize(filename, nil, opt) +func GetPackageExports(ctx context.Context, callback func(PackageExport), searchPkg, filename, filePkg string, opt *Options) error { + _, opt, err := initialize(filename, []byte{}, opt) if err != nil { - return nil, err + return err } - return getPackageExports(pkg, filename, opt.Env) + return getPackageExports(ctx, callback, searchPkg, filename, filePkg, opt.Env) } // initialize sets the values for opt and src. @@ -133,16 +147,18 @@ func initialize(filename string, src []byte, opt *Options) ([]byte, *Options, er // Set the env if the user has not provided it. if opt.Env == nil { opt.Env = &ProcessEnv{ - GOPATH: build.Default.GOPATH, - GOROOT: build.Default.GOROOT, + GOPATH: build.Default.GOPATH, + GOROOT: build.Default.GOROOT, + GOFLAGS: os.Getenv("GOFLAGS"), + GO111MODULE: os.Getenv("GO111MODULE"), + GOPROXY: os.Getenv("GOPROXY"), + GOSUMDB: os.Getenv("GOSUMDB"), } } - - // Set the logger if the user has not provided it. - if opt.Env.Logf == nil { - opt.Env.Logf = log.Printf + // Set the gocmdRunner if the user has not provided it. + if opt.Env.GocmdRunner == nil { + opt.Env.GocmdRunner = &gocommand.Runner{} } - if src == nil { b, err := ioutil.ReadFile(filename) if err != nil { diff --git a/vendor/golang.org/x/tools/internal/imports/mod.go b/vendor/golang.org/x/tools/internal/imports/mod.go index 0f9b87eb733..4e816e8bcf1 100644 --- a/vendor/golang.org/x/tools/internal/imports/mod.go +++ b/vendor/golang.org/x/tools/internal/imports/mod.go @@ -13,11 +13,10 @@ import ( "sort" "strconv" "strings" - "sync" + "golang.org/x/mod/module" + "golang.org/x/tools/internal/gocommand" "golang.org/x/tools/internal/gopathwalk" - "golang.org/x/tools/internal/module" - "golang.org/x/tools/internal/semver" ) // ModuleResolver implements resolver for modules using the go command as little @@ -25,32 +24,42 @@ import ( type ModuleResolver struct { env *ProcessEnv moduleCacheDir string - dummyVendorMod *ModuleJSON // If vendoring is enabled, the pseudo-module that represents the /vendor directory. + dummyVendorMod *gocommand.ModuleJSON // If vendoring is enabled, the pseudo-module that represents the /vendor directory. + roots []gopathwalk.Root + scanSema chan struct{} // scanSema prevents concurrent scans and guards scannedRoots. + scannedRoots map[gopathwalk.Root]bool - Initialized bool - Main *ModuleJSON - ModsByModPath []*ModuleJSON // All modules, ordered by # of path components in module Path... - ModsByDir []*ModuleJSON // ...or Dir. + initialized bool + main *gocommand.ModuleJSON + modsByModPath []*gocommand.ModuleJSON // All modules, ordered by # of path components in module Path... + modsByDir []*gocommand.ModuleJSON // ...or Dir. // moduleCacheCache stores information about the module cache. moduleCacheCache *dirInfoCache otherCache *dirInfoCache } -type ModuleJSON struct { - Path string // module path - Replace *ModuleJSON // replaced by this module - Main bool // is this the main module? - Dir string // directory holding files for this module, if any - GoMod string // path to go.mod file for this module, if any - GoVersion string // go version used in module +func newModuleResolver(e *ProcessEnv) *ModuleResolver { + r := &ModuleResolver{ + env: e, + scanSema: make(chan struct{}, 1), + } + r.scanSema <- struct{}{} + return r } func (r *ModuleResolver) init() error { - if r.Initialized { + if r.initialized { return nil } - mainMod, vendorEnabled, err := vendorEnabled(r.env) + + inv := gocommand.Invocation{ + BuildFlags: r.env.BuildFlags, + Env: r.env.env(), + Logf: r.env.Logf, + WorkingDir: r.env.WorkingDir, + } + mainMod, vendorEnabled, err := gocommand.VendorEnabled(context.TODO(), inv, r.env.GocmdRunner) if err != nil { return err } @@ -58,13 +67,13 @@ func (r *ModuleResolver) init() error { if mainMod != nil && vendorEnabled { // Vendor mode is on, so all the non-Main modules are irrelevant, // and we need to search /vendor for everything. - r.Main = mainMod - r.dummyVendorMod = &ModuleJSON{ + r.main = mainMod + r.dummyVendorMod = &gocommand.ModuleJSON{ Path: "", Dir: filepath.Join(mainMod.Dir, "vendor"), } - r.ModsByModPath = []*ModuleJSON{mainMod, r.dummyVendorMod} - r.ModsByDir = []*ModuleJSON{mainMod, r.dummyVendorMod} + r.modsByModPath = []*gocommand.ModuleJSON{mainMod, r.dummyVendorMod} + r.modsByDir = []*gocommand.ModuleJSON{mainMod, r.dummyVendorMod} } else { // Vendor mode is off, so run go list -m ... to find everything. r.initAllMods() @@ -72,79 +81,123 @@ func (r *ModuleResolver) init() error { r.moduleCacheDir = filepath.Join(filepath.SplitList(r.env.GOPATH)[0], "/pkg/mod") - sort.Slice(r.ModsByModPath, func(i, j int) bool { + sort.Slice(r.modsByModPath, func(i, j int) bool { count := func(x int) int { - return strings.Count(r.ModsByModPath[x].Path, "/") + return strings.Count(r.modsByModPath[x].Path, "/") } return count(j) < count(i) // descending order }) - sort.Slice(r.ModsByDir, func(i, j int) bool { + sort.Slice(r.modsByDir, func(i, j int) bool { count := func(x int) int { - return strings.Count(r.ModsByDir[x].Dir, "/") + return strings.Count(r.modsByDir[x].Dir, "/") } return count(j) < count(i) // descending order }) + r.roots = []gopathwalk.Root{ + {filepath.Join(r.env.GOROOT, "/src"), gopathwalk.RootGOROOT}, + } + if r.main != nil { + r.roots = append(r.roots, gopathwalk.Root{r.main.Dir, gopathwalk.RootCurrentModule}) + } + if vendorEnabled { + r.roots = append(r.roots, gopathwalk.Root{r.dummyVendorMod.Dir, gopathwalk.RootOther}) + } else { + addDep := func(mod *gocommand.ModuleJSON) { + if mod.Replace == nil { + // This is redundant with the cache, but we'll skip it cheaply enough. + r.roots = append(r.roots, gopathwalk.Root{mod.Dir, gopathwalk.RootModuleCache}) + } else { + r.roots = append(r.roots, gopathwalk.Root{mod.Dir, gopathwalk.RootOther}) + } + } + // Walk dependent modules before scanning the full mod cache, direct deps first. + for _, mod := range r.modsByModPath { + if !mod.Indirect && !mod.Main { + addDep(mod) + } + } + for _, mod := range r.modsByModPath { + if mod.Indirect && !mod.Main { + addDep(mod) + } + } + r.roots = append(r.roots, gopathwalk.Root{r.moduleCacheDir, gopathwalk.RootModuleCache}) + } + + r.scannedRoots = map[gopathwalk.Root]bool{} if r.moduleCacheCache == nil { r.moduleCacheCache = &dirInfoCache{ - dirs: map[string]*directoryPackageInfo{}, + dirs: map[string]*directoryPackageInfo{}, + listeners: map[*int]cacheListener{}, } } if r.otherCache == nil { r.otherCache = &dirInfoCache{ - dirs: map[string]*directoryPackageInfo{}, + dirs: map[string]*directoryPackageInfo{}, + listeners: map[*int]cacheListener{}, } } - r.Initialized = true + r.initialized = true return nil } func (r *ModuleResolver) initAllMods() error { - stdout, err := r.env.invokeGo("list", "-m", "-json", "...") + stdout, err := r.env.invokeGo(context.TODO(), "list", "-m", "-json", "...") if err != nil { return err } for dec := json.NewDecoder(stdout); dec.More(); { - mod := &ModuleJSON{} + mod := &gocommand.ModuleJSON{} if err := dec.Decode(mod); err != nil { return err } if mod.Dir == "" { - if r.env.Debug { + if r.env.Logf != nil { r.env.Logf("module %v has not been downloaded and will be ignored", mod.Path) } // Can't do anything with a module that's not downloaded. continue } - r.ModsByModPath = append(r.ModsByModPath, mod) - r.ModsByDir = append(r.ModsByDir, mod) + // golang/go#36193: the go command doesn't always clean paths. + mod.Dir = filepath.Clean(mod.Dir) + r.modsByModPath = append(r.modsByModPath, mod) + r.modsByDir = append(r.modsByDir, mod) if mod.Main { - r.Main = mod + r.main = mod } } return nil } func (r *ModuleResolver) ClearForNewScan() { + <-r.scanSema + r.scannedRoots = map[gopathwalk.Root]bool{} r.otherCache = &dirInfoCache{ - dirs: map[string]*directoryPackageInfo{}, + dirs: map[string]*directoryPackageInfo{}, + listeners: map[*int]cacheListener{}, } + r.scanSema <- struct{}{} } func (r *ModuleResolver) ClearForNewMod() { - env := r.env + <-r.scanSema *r = ModuleResolver{ - env: env, + env: r.env, + moduleCacheCache: r.moduleCacheCache, + otherCache: r.otherCache, + scanSema: r.scanSema, } r.init() + r.scanSema <- struct{}{} } // findPackage returns the module and directory that contains the package at // the given import path, or returns nil, "" if no module is in scope. -func (r *ModuleResolver) findPackage(importPath string) (*ModuleJSON, string) { +func (r *ModuleResolver) findPackage(importPath string) (*gocommand.ModuleJSON, string) { // This can't find packages in the stdlib, but that's harmless for all // the existing code paths. - for _, m := range r.ModsByModPath { + for _, m := range r.modsByModPath { if !strings.HasPrefix(importPath, m.Path) { continue } @@ -211,7 +264,7 @@ func (r *ModuleResolver) cacheKeys() []string { } // cachePackageName caches the package name for a dir already in the cache. -func (r *ModuleResolver) cachePackageName(info directoryPackageInfo) (directoryPackageInfo, error) { +func (r *ModuleResolver) cachePackageName(info directoryPackageInfo) (string, error) { if info.rootType == gopathwalk.RootModuleCache { return r.moduleCacheCache.CachePackageName(info) } @@ -227,7 +280,7 @@ func (r *ModuleResolver) cacheExports(ctx context.Context, env *ProcessEnv, info // findModuleByDir returns the module that contains dir, or nil if no such // module is in scope. -func (r *ModuleResolver) findModuleByDir(dir string) *ModuleJSON { +func (r *ModuleResolver) findModuleByDir(dir string) *gocommand.ModuleJSON { // This is quite tricky and may not be correct. dir could be: // - a package in the main module. // - a replace target underneath the main module's directory. @@ -238,7 +291,7 @@ func (r *ModuleResolver) findModuleByDir(dir string) *ModuleJSON { // - in /vendor/ in -mod=vendor mode. // - nested module? Dunno. // Rumor has it that replace targets cannot contain other replace targets. - for _, m := range r.ModsByDir { + for _, m := range r.modsByDir { if !strings.HasPrefix(dir, m.Dir) { continue } @@ -254,7 +307,7 @@ func (r *ModuleResolver) findModuleByDir(dir string) *ModuleJSON { // dirIsNestedModule reports if dir is contained in a nested module underneath // mod, not actually in mod. -func (r *ModuleResolver) dirIsNestedModule(dir string, mod *ModuleJSON) bool { +func (r *ModuleResolver) dirIsNestedModule(dir string, mod *gocommand.ModuleJSON) bool { if !strings.HasPrefix(dir, mod.Dir) { return false } @@ -333,41 +386,49 @@ func (r *ModuleResolver) loadPackageNames(importPaths []string, srcDir string) ( return names, nil } -func (r *ModuleResolver) scan(_ references, loadNames bool, exclude []gopathwalk.RootType) ([]*pkg, error) { +func (r *ModuleResolver) scan(ctx context.Context, callback *scanCallback) error { if err := r.init(); err != nil { - return nil, err + return err } - // Walk GOROOT, GOPATH/pkg/mod, and the main module. - roots := []gopathwalk.Root{ - {filepath.Join(r.env.GOROOT, "/src"), gopathwalk.RootGOROOT}, - } - if r.Main != nil { - roots = append(roots, gopathwalk.Root{r.Main.Dir, gopathwalk.RootCurrentModule}) - } - if r.dummyVendorMod != nil { - roots = append(roots, gopathwalk.Root{r.dummyVendorMod.Dir, gopathwalk.RootOther}) - } else { - roots = append(roots, gopathwalk.Root{r.moduleCacheDir, gopathwalk.RootModuleCache}) - // Walk replace targets, just in case they're not in any of the above. - for _, mod := range r.ModsByModPath { - if mod.Replace != nil { - roots = append(roots, gopathwalk.Root{mod.Dir, gopathwalk.RootOther}) - } + processDir := func(info directoryPackageInfo) { + // Skip this directory if we were not able to get the package information successfully. + if scanned, err := info.reachedStatus(directoryScanned); !scanned || err != nil { + return + } + pkg, err := r.canonicalize(info) + if err != nil { + return + } + + if !callback.dirFound(pkg) { + return + } + pkg.packageName, err = r.cachePackageName(info) + if err != nil { + return } - } - roots = filterRoots(roots, exclude) + if !callback.packageNameLoaded(pkg) { + return + } + _, exports, err := r.loadExports(ctx, pkg, false) + if err != nil { + return + } + callback.exportsLoaded(pkg, exports) + } - var result []*pkg - var mu sync.Mutex + // Start processing everything in the cache, and listen for the new stuff + // we discover in the walk below. + stop1 := r.moduleCacheCache.ScanAndListen(ctx, processDir) + defer stop1() + stop2 := r.otherCache.ScanAndListen(ctx, processDir) + defer stop2() - // We assume cached directories have not changed. We can skip them and their - // children. + // We assume cached directories are fully cached, including all their + // children, and have not changed. We can skip them. skip := func(root gopathwalk.Root, dir string) bool { - mu.Lock() - defer mu.Unlock() - info, ok := r.cacheLoad(dir) if !ok { return false @@ -379,44 +440,64 @@ func (r *ModuleResolver) scan(_ references, loadNames bool, exclude []gopathwalk return packageScanned } - // Add anything new to the cache. We'll process everything in it below. + // Add anything new to the cache, and process it if we're still listening. add := func(root gopathwalk.Root, dir string) { - mu.Lock() - defer mu.Unlock() - r.cacheStore(r.scanDirForPackage(root, dir)) } - gopathwalk.WalkSkip(roots, add, skip, gopathwalk.Options{Debug: r.env.Debug, ModulesEnabled: true}) - - // Everything we already had, and everything new, is now in the cache. - for _, dir := range r.cacheKeys() { - info, ok := r.cacheLoad(dir) - if !ok { - continue - } - - // Skip this directory if we were not able to get the package information successfully. - if scanned, err := info.reachedStatus(directoryScanned); !scanned || err != nil { - continue - } + // r.roots and the callback are not necessarily safe to use in the + // goroutine below. Process them eagerly. + roots := filterRoots(r.roots, callback.rootFound) + // We can't cancel walks, because we need them to finish to have a usable + // cache. Instead, run them in a separate goroutine and detach. + scanDone := make(chan struct{}) + go func() { + select { + case <-ctx.Done(): + return + case <-r.scanSema: + } + defer func() { r.scanSema <- struct{}{} }() + // We have the lock on r.scannedRoots, and no other scans can run. + for _, root := range roots { + if ctx.Err() != nil { + return + } - // If we want package names, make sure the cache has them. - if loadNames { - var err error - if info, err = r.cachePackageName(info); err != nil { + if r.scannedRoots[root] { continue } + gopathwalk.WalkSkip([]gopathwalk.Root{root}, add, skip, gopathwalk.Options{Logf: r.env.Logf, ModulesEnabled: true}) + r.scannedRoots[root] = true } + close(scanDone) + }() + select { + case <-ctx.Done(): + case <-scanDone: + } + return nil +} - res, err := r.canonicalize(info) - if err != nil { - continue - } - result = append(result, res) +func (r *ModuleResolver) scoreImportPath(ctx context.Context, path string) int { + if _, ok := stdlib[path]; ok { + return MaxRelevance } + mod, _ := r.findPackage(path) + return modRelevance(mod) +} - return result, nil +func modRelevance(mod *gocommand.ModuleJSON) int { + switch { + case mod == nil: // out of scope + return MaxRelevance - 4 + case mod.Indirect: + return MaxRelevance - 3 + case !mod.Main: + return MaxRelevance - 2 + default: + return MaxRelevance - 1 // main module ties with stdlib + } } // canonicalize gets the result of canonicalizing the packages using the results @@ -428,15 +509,14 @@ func (r *ModuleResolver) canonicalize(info directoryPackageInfo) (*pkg, error) { importPathShort: info.nonCanonicalImportPath, dir: info.dir, packageName: path.Base(info.nonCanonicalImportPath), - relevance: 0, + relevance: MaxRelevance, }, nil } importPath := info.nonCanonicalImportPath - relevance := 2 + mod := r.findModuleByDir(info.dir) // Check if the directory is underneath a module that's in scope. - if mod := r.findModuleByDir(info.dir); mod != nil { - relevance = 1 + if mod != nil { // It is. If dir is the target of a replace directive, // our guessed import path is wrong. Use the real one. if mod.Dir == info.dir { @@ -445,15 +525,16 @@ func (r *ModuleResolver) canonicalize(info directoryPackageInfo) (*pkg, error) { dirInMod := info.dir[len(mod.Dir)+len("/"):] importPath = path.Join(mod.Path, filepath.ToSlash(dirInMod)) } - } else if info.needsReplace { + } else if !strings.HasPrefix(importPath, info.moduleName) { + // The module's name doesn't match the package's import path. It + // probably needs a replace directive we don't have. return nil, fmt.Errorf("package in %q is not valid without a replace statement", info.dir) } res := &pkg{ importPathShort: importPath, dir: info.dir, - packageName: info.packageName, // may not be populated if the caller didn't ask for it - relevance: relevance, + relevance: modRelevance(mod), } // We may have discovered a package that has a different version // in scope already. Canonicalize to that one if possible. @@ -463,14 +544,14 @@ func (r *ModuleResolver) canonicalize(info directoryPackageInfo) (*pkg, error) { return res, nil } -func (r *ModuleResolver) loadExports(ctx context.Context, pkg *pkg) (string, []string, error) { +func (r *ModuleResolver) loadExports(ctx context.Context, pkg *pkg, includeTest bool) (string, []string, error) { if err := r.init(); err != nil { return "", nil, err } - if info, ok := r.cacheLoad(pkg.dir); ok { + if info, ok := r.cacheLoad(pkg.dir); ok && !includeTest { return r.cacheExports(ctx, r.env, info) } - return loadExportsFromFiles(ctx, r.env, pkg.dir) + return loadExportsFromFiles(ctx, r.env, pkg.dir, includeTest) } func (r *ModuleResolver) scanDirForPackage(root gopathwalk.Root, dir string) directoryPackageInfo { @@ -488,7 +569,7 @@ func (r *ModuleResolver) scanDirForPackage(root gopathwalk.Root, dir string) dir } switch root.Type { case gopathwalk.RootCurrentModule: - importPath = path.Join(r.Main.Path, filepath.ToSlash(subdir)) + importPath = path.Join(r.main.Path, filepath.ToSlash(subdir)) case gopathwalk.RootModuleCache: matches := modCacheRegexp.FindStringSubmatch(subdir) if len(matches) == 0 { @@ -497,9 +578,9 @@ func (r *ModuleResolver) scanDirForPackage(root gopathwalk.Root, dir string) dir err: fmt.Errorf("invalid module cache path: %v", subdir), } } - modPath, err := module.DecodePath(filepath.ToSlash(matches[1])) + modPath, err := module.UnescapePath(filepath.ToSlash(matches[1])) if err != nil { - if r.env.Debug { + if r.env.Logf != nil { r.env.Logf("decoding module cache path %q: %v", subdir, err) } return directoryPackageInfo{ @@ -516,7 +597,6 @@ func (r *ModuleResolver) scanDirForPackage(root gopathwalk.Root, dir string) dir dir: dir, rootType: root.Type, nonCanonicalImportPath: importPath, - needsReplace: false, moduleDir: modDir, moduleName: modName, } @@ -524,14 +604,6 @@ func (r *ModuleResolver) scanDirForPackage(root gopathwalk.Root, dir string) dir // stdlib packages are always in scope, despite the confusing go.mod return result } - // Check that this package is not obviously impossible to import. - if !strings.HasPrefix(importPath, modName) { - // The module's declared path does not match - // its expected path. It probably needs a - // replace directive we don't have. - result.needsReplace = true - } - return result } @@ -581,63 +653,3 @@ func modulePath(mod []byte) string { } return "" // missing module path } - -var modFlagRegexp = regexp.MustCompile(`-mod[ =](\w+)`) - -// vendorEnabled indicates if vendoring is enabled. -// Inspired by setDefaultBuildMod in modload/init.go -func vendorEnabled(env *ProcessEnv) (*ModuleJSON, bool, error) { - mainMod, go114, err := getMainModuleAnd114(env) - if err != nil { - return nil, false, err - } - matches := modFlagRegexp.FindStringSubmatch(env.GOFLAGS) - var modFlag string - if len(matches) != 0 { - modFlag = matches[1] - } - if modFlag != "" { - // Don't override an explicit '-mod=' argument. - return mainMod, modFlag == "vendor", nil - } - if mainMod == nil || !go114 { - return mainMod, false, nil - } - // Check 1.14's automatic vendor mode. - if fi, err := os.Stat(filepath.Join(mainMod.Dir, "vendor")); err == nil && fi.IsDir() { - if mainMod.GoVersion != "" && semver.Compare("v"+mainMod.GoVersion, "v1.14") >= 0 { - // The Go version is at least 1.14, and a vendor directory exists. - // Set -mod=vendor by default. - return mainMod, true, nil - } - } - return mainMod, false, nil -} - -// getMainModuleAnd114 gets the main module's information and whether the -// go command in use is 1.14+. This is the information needed to figure out -// if vendoring should be enabled. -func getMainModuleAnd114(env *ProcessEnv) (*ModuleJSON, bool, error) { - const format = `{{.Path}} -{{.Dir}} -{{.GoMod}} -{{.GoVersion}} -{{range context.ReleaseTags}}{{if eq . "go1.14"}}{{.}}{{end}}{{end}} -` - stdout, err := env.invokeGo("list", "-m", "-f", format) - if err != nil { - return nil, false, nil - } - lines := strings.Split(stdout.String(), "\n") - if len(lines) < 5 { - return nil, false, fmt.Errorf("unexpected stdout: %q", stdout) - } - mod := &ModuleJSON{ - Path: lines[0], - Dir: lines[1], - GoMod: lines[2], - GoVersion: lines[3], - Main: true, - } - return mod, lines[4] == "go1.14", nil -} diff --git a/vendor/golang.org/x/tools/internal/imports/mod_cache.go b/vendor/golang.org/x/tools/internal/imports/mod_cache.go index f6b070a3f6e..5b4f03accdd 100644 --- a/vendor/golang.org/x/tools/internal/imports/mod_cache.go +++ b/vendor/golang.org/x/tools/internal/imports/mod_cache.go @@ -49,10 +49,6 @@ type directoryPackageInfo struct { // nonCanonicalImportPath is the package's expected import path. It may // not actually be importable at that path. nonCanonicalImportPath string - // needsReplace is true if the nonCanonicalImportPath does not match the - // module's declared path, making it impossible to import without a - // replace directive. - needsReplace bool // Module-related information. moduleDir string // The directory that is the module root of this dir. @@ -97,15 +93,86 @@ func (info *directoryPackageInfo) reachedStatus(target directoryPackageStatus) ( type dirInfoCache struct { mu sync.Mutex // dirs stores information about packages in directories, keyed by absolute path. - dirs map[string]*directoryPackageInfo + dirs map[string]*directoryPackageInfo + listeners map[*int]cacheListener +} + +type cacheListener func(directoryPackageInfo) + +// ScanAndListen calls listener on all the items in the cache, and on anything +// newly added. The returned stop function waits for all in-flight callbacks to +// finish and blocks new ones. +func (d *dirInfoCache) ScanAndListen(ctx context.Context, listener cacheListener) func() { + ctx, cancel := context.WithCancel(ctx) + + // Flushing out all the callbacks is tricky without knowing how many there + // are going to be. Setting an arbitrary limit makes it much easier. + const maxInFlight = 10 + sema := make(chan struct{}, maxInFlight) + for i := 0; i < maxInFlight; i++ { + sema <- struct{}{} + } + + cookie := new(int) // A unique ID we can use for the listener. + + // We can't hold mu while calling the listener. + d.mu.Lock() + var keys []string + for key := range d.dirs { + keys = append(keys, key) + } + d.listeners[cookie] = func(info directoryPackageInfo) { + select { + case <-ctx.Done(): + return + case <-sema: + } + listener(info) + sema <- struct{}{} + } + d.mu.Unlock() + + stop := func() { + cancel() + d.mu.Lock() + delete(d.listeners, cookie) + d.mu.Unlock() + for i := 0; i < maxInFlight; i++ { + <-sema + } + } + + // Process the pre-existing keys. + for _, k := range keys { + select { + case <-ctx.Done(): + return stop + default: + } + if v, ok := d.Load(k); ok { + listener(v) + } + } + + return stop } // Store stores the package info for dir. func (d *dirInfoCache) Store(dir string, info directoryPackageInfo) { d.mu.Lock() - defer d.mu.Unlock() - stored := info // defensive copy - d.dirs[dir] = &stored + _, old := d.dirs[dir] + d.dirs[dir] = &info + var listeners []cacheListener + for _, l := range d.listeners { + listeners = append(listeners, l) + } + d.mu.Unlock() + + if !old { + for _, l := range listeners { + l(info) + } + } } // Load returns a copy of the directoryPackageInfo for absolute directory dir. @@ -129,17 +196,17 @@ func (d *dirInfoCache) Keys() (keys []string) { return keys } -func (d *dirInfoCache) CachePackageName(info directoryPackageInfo) (directoryPackageInfo, error) { +func (d *dirInfoCache) CachePackageName(info directoryPackageInfo) (string, error) { if loaded, err := info.reachedStatus(nameLoaded); loaded { - return info, err + return info.packageName, err } if scanned, err := info.reachedStatus(directoryScanned); !scanned || err != nil { - return info, fmt.Errorf("cannot read package name, scan error: %v", err) + return "", fmt.Errorf("cannot read package name, scan error: %v", err) } info.packageName, info.err = packageDirToName(info.dir) info.status = nameLoaded d.Store(info.dir, info) - return info, info.err + return info.packageName, info.err } func (d *dirInfoCache) CacheExports(ctx context.Context, env *ProcessEnv, info directoryPackageInfo) (string, []string, error) { @@ -149,8 +216,8 @@ func (d *dirInfoCache) CacheExports(ctx context.Context, env *ProcessEnv, info d if reached, err := info.reachedStatus(nameLoaded); reached && err != nil { return "", nil, err } - info.packageName, info.exports, info.err = loadExportsFromFiles(ctx, env, info.dir) - if info.err == context.Canceled { + info.packageName, info.exports, info.err = loadExportsFromFiles(ctx, env, info.dir, false) + if info.err == context.Canceled || info.err == context.DeadlineExceeded { return info.packageName, info.exports, info.err } // The cache structure wants things to proceed linearly. We can skip a diff --git a/vendor/golang.org/x/tools/internal/imports/zstdlib.go b/vendor/golang.org/x/tools/internal/imports/zstdlib.go index 7e60eb04e52..16252111ff2 100644 --- a/vendor/golang.org/x/tools/internal/imports/zstdlib.go +++ b/vendor/golang.org/x/tools/internal/imports/zstdlib.go @@ -415,6 +415,9 @@ var stdlib = map[string][]string{ "crypto/tls": []string{ "Certificate", "CertificateRequestInfo", + "CipherSuite", + "CipherSuiteName", + "CipherSuites", "Client", "ClientAuthType", "ClientHelloInfo", @@ -434,6 +437,7 @@ var stdlib = map[string][]string{ "ECDSAWithP521AndSHA512", "ECDSAWithSHA1", "Ed25519", + "InsecureCipherSuites", "Listen", "LoadX509KeyPair", "NewLRUClientSessionCache", @@ -465,6 +469,7 @@ var stdlib = map[string][]string{ "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA", "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305", + "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256", "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA", "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA", "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA", @@ -473,6 +478,7 @@ var stdlib = map[string][]string{ "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305", + "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256", "TLS_ECDHE_RSA_WITH_RC4_128_SHA", "TLS_FALLBACK_SCSV", "TLS_RSA_WITH_3DES_EDE_CBC_SHA", @@ -698,36 +704,65 @@ var stdlib = map[string][]string{ "Attr", "AttrAbstractOrigin", "AttrAccessibility", + "AttrAddrBase", "AttrAddrClass", + "AttrAlignment", "AttrAllocated", "AttrArtificial", "AttrAssociated", "AttrBaseTypes", + "AttrBinaryScale", "AttrBitOffset", "AttrBitSize", "AttrByteSize", + "AttrCallAllCalls", + "AttrCallAllSourceCalls", + "AttrCallAllTailCalls", "AttrCallColumn", + "AttrCallDataLocation", + "AttrCallDataValue", "AttrCallFile", "AttrCallLine", + "AttrCallOrigin", + "AttrCallPC", + "AttrCallParameter", + "AttrCallReturnPC", + "AttrCallTailCall", + "AttrCallTarget", + "AttrCallTargetClobbered", + "AttrCallValue", "AttrCalling", "AttrCommonRef", "AttrCompDir", + "AttrConstExpr", "AttrConstValue", "AttrContainingType", "AttrCount", + "AttrDataBitOffset", "AttrDataLocation", "AttrDataMemberLoc", + "AttrDecimalScale", + "AttrDecimalSign", "AttrDeclColumn", "AttrDeclFile", "AttrDeclLine", "AttrDeclaration", "AttrDefaultValue", + "AttrDefaulted", + "AttrDeleted", "AttrDescription", + "AttrDigitCount", "AttrDiscr", "AttrDiscrList", "AttrDiscrValue", + "AttrDwoName", + "AttrElemental", "AttrEncoding", + "AttrEndianity", "AttrEntrypc", + "AttrEnumClass", + "AttrExplicit", + "AttrExportSymbols", "AttrExtension", "AttrExternal", "AttrFrameBase", @@ -738,27 +773,47 @@ var stdlib = map[string][]string{ "AttrInline", "AttrIsOptional", "AttrLanguage", + "AttrLinkageName", "AttrLocation", + "AttrLoclistsBase", "AttrLowerBound", "AttrLowpc", "AttrMacroInfo", + "AttrMacros", + "AttrMainSubprogram", + "AttrMutable", "AttrName", "AttrNamelistItem", + "AttrNoreturn", + "AttrObjectPointer", "AttrOrdering", + "AttrPictureString", "AttrPriority", "AttrProducer", "AttrPrototyped", + "AttrPure", "AttrRanges", + "AttrRank", + "AttrRecursive", + "AttrReference", "AttrReturnAddr", + "AttrRnglistsBase", + "AttrRvalueReference", "AttrSegment", "AttrSibling", + "AttrSignature", + "AttrSmall", "AttrSpecification", "AttrStartScope", "AttrStaticLink", "AttrStmtList", + "AttrStrOffsetsBase", "AttrStride", "AttrStrideSize", "AttrStringLength", + "AttrStringLengthBitSize", + "AttrStringLengthByteSize", + "AttrThreadsScaled", "AttrTrampoline", "AttrType", "AttrUpperBound", @@ -772,18 +827,23 @@ var stdlib = map[string][]string{ "BoolType", "CharType", "Class", + "ClassAddrPtr", "ClassAddress", "ClassBlock", "ClassConstant", "ClassExprLoc", "ClassFlag", "ClassLinePtr", + "ClassLocList", "ClassLocListPtr", "ClassMacPtr", "ClassRangeListPtr", "ClassReference", "ClassReferenceAlt", "ClassReferenceSig", + "ClassRngList", + "ClassRngListsPtr", + "ClassStrOffsetsPtr", "ClassString", "ClassStringAlt", "ClassUnknown", @@ -814,9 +874,13 @@ var stdlib = map[string][]string{ "Tag", "TagAccessDeclaration", "TagArrayType", + "TagAtomicType", "TagBaseType", + "TagCallSite", + "TagCallSiteParameter", "TagCatchDwarfBlock", "TagClassType", + "TagCoarrayType", "TagCommonDwarfBlock", "TagCommonInclusion", "TagCompileUnit", @@ -824,12 +888,15 @@ var stdlib = map[string][]string{ "TagConstType", "TagConstant", "TagDwarfProcedure", + "TagDynamicType", "TagEntryPoint", "TagEnumerationType", "TagEnumerator", "TagFileType", "TagFormalParameter", "TagFriend", + "TagGenericSubrange", + "TagImmutableType", "TagImportedDeclaration", "TagImportedModule", "TagImportedUnit", @@ -853,6 +920,7 @@ var stdlib = map[string][]string{ "TagRvalueReferenceType", "TagSetType", "TagSharedType", + "TagSkeletonUnit", "TagStringType", "TagStructType", "TagSubprogram", @@ -2359,6 +2427,7 @@ var stdlib = map[string][]string{ "RawValue", "StructuralError", "SyntaxError", + "TagBMPString", "TagBitString", "TagBoolean", "TagEnum", @@ -2787,6 +2856,7 @@ var stdlib = map[string][]string{ "IsPredeclared", "Mode", "New", + "NewFromFiles", "Note", "Package", "PreserveAST", @@ -3115,6 +3185,11 @@ var stdlib = map[string][]string{ "New64", "New64a", }, + "hash/maphash": []string{ + "Hash", + "MakeSeed", + "Seed", + }, "html": []string{ "EscapeString", "UnescapeString", @@ -3367,6 +3442,7 @@ var stdlib = map[string][]string{ "Ldate", "Llongfile", "Lmicroseconds", + "Lmsgprefix", "Logger", "Lshortfile", "LstdFlags", @@ -3443,6 +3519,7 @@ var stdlib = map[string][]string{ "Exp", "Exp2", "Expm1", + "FMA", "Float32bits", "Float32frombits", "Float64bits", @@ -3567,6 +3644,9 @@ var stdlib = map[string][]string{ "OnesCount32", "OnesCount64", "OnesCount8", + "Rem", + "Rem32", + "Rem64", "Reverse", "Reverse16", "Reverse32", @@ -5140,7 +5220,10 @@ var stdlib = map[string][]string{ "CTL_NET", "CTL_QUERY", "CTRL_BREAK_EVENT", + "CTRL_CLOSE_EVENT", "CTRL_C_EVENT", + "CTRL_LOGOFF_EVENT", + "CTRL_SHUTDOWN_EVENT", "CancelIo", "CancelIoEx", "CertAddCertificateContextToStore", @@ -10112,6 +10195,7 @@ var stdlib = map[string][]string{ "Duployan", "Egyptian_Hieroglyphs", "Elbasan", + "Elymaic", "Ethiopic", "Extender", "FoldCategory", @@ -10215,6 +10299,7 @@ var stdlib = map[string][]string{ "Myanmar", "N", "Nabataean", + "Nandinagari", "Nd", "New_Tai_Lue", "Newa", @@ -10224,6 +10309,7 @@ var stdlib = map[string][]string{ "Noncharacter_Code_Point", "Number", "Nushu", + "Nyiakeng_Puachue_Hmong", "Ogham", "Ol_Chiki", "Old_Hungarian", @@ -10331,6 +10417,7 @@ var stdlib = map[string][]string{ "Vai", "Variation_Selector", "Version", + "Wancho", "Warang_Citi", "White_Space", "Yi", diff --git a/vendor/golang.org/x/tools/internal/packagesinternal/packages.go b/vendor/golang.org/x/tools/internal/packagesinternal/packages.go new file mode 100644 index 00000000000..2c4527f2436 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/packagesinternal/packages.go @@ -0,0 +1,14 @@ +// Package packagesinternal exposes internal-only fields from go/packages. +package packagesinternal + +import ( + "golang.org/x/tools/internal/gocommand" +) + +var GetForTest = func(p interface{}) string { return "" } + +var GetGoCmdRunner = func(config interface{}) *gocommand.Runner { return nil } + +var SetGoCmdRunner = func(config interface{}, runner *gocommand.Runner) {} + +var TypecheckCgo int diff --git a/vendor/golang.org/x/tools/internal/span/parse.go b/vendor/golang.org/x/tools/internal/span/parse.go deleted file mode 100644 index b3f268a38ae..00000000000 --- a/vendor/golang.org/x/tools/internal/span/parse.go +++ /dev/null @@ -1,100 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package span - -import ( - "strconv" - "strings" - "unicode/utf8" -) - -// Parse returns the location represented by the input. -// All inputs are valid locations, as they can always be a pure filename. -// The returned span will be normalized, and thus if printed may produce a -// different string. -func Parse(input string) Span { - // :0:0#0-0:0#0 - valid := input - var hold, offset int - hadCol := false - suf := rstripSuffix(input) - if suf.sep == "#" { - offset = suf.num - suf = rstripSuffix(suf.remains) - } - if suf.sep == ":" { - valid = suf.remains - hold = suf.num - hadCol = true - suf = rstripSuffix(suf.remains) - } - switch { - case suf.sep == ":": - return New(NewURI(suf.remains), NewPoint(suf.num, hold, offset), Point{}) - case suf.sep == "-": - // we have a span, fall out of the case to continue - default: - // separator not valid, rewind to either the : or the start - return New(NewURI(valid), NewPoint(hold, 0, offset), Point{}) - } - // only the span form can get here - // at this point we still don't know what the numbers we have mean - // if have not yet seen a : then we might have either a line or a column depending - // on whether start has a column or not - // we build an end point and will fix it later if needed - end := NewPoint(suf.num, hold, offset) - hold, offset = 0, 0 - suf = rstripSuffix(suf.remains) - if suf.sep == "#" { - offset = suf.num - suf = rstripSuffix(suf.remains) - } - if suf.sep != ":" { - // turns out we don't have a span after all, rewind - return New(NewURI(valid), end, Point{}) - } - valid = suf.remains - hold = suf.num - suf = rstripSuffix(suf.remains) - if suf.sep != ":" { - // line#offset only - return New(NewURI(valid), NewPoint(hold, 0, offset), end) - } - // we have a column, so if end only had one number, it is also the column - if !hadCol { - end = NewPoint(suf.num, end.v.Line, end.v.Offset) - } - return New(NewURI(suf.remains), NewPoint(suf.num, hold, offset), end) -} - -type suffix struct { - remains string - sep string - num int -} - -func rstripSuffix(input string) suffix { - if len(input) == 0 { - return suffix{"", "", -1} - } - remains := input - num := -1 - // first see if we have a number at the end - last := strings.LastIndexFunc(remains, func(r rune) bool { return r < '0' || r > '9' }) - if last >= 0 && last < len(remains)-1 { - number, err := strconv.ParseInt(remains[last+1:], 10, 64) - if err == nil { - num = int(number) - remains = remains[:last+1] - } - } - // now see if we have a trailing separator - r, w := utf8.DecodeLastRuneInString(remains) - if r != ':' && r != '#' && r == '#' { - return suffix{input, "", -1} - } - remains = remains[:len(remains)-w] - return suffix{remains, string(r), num} -} diff --git a/vendor/golang.org/x/tools/internal/span/span.go b/vendor/golang.org/x/tools/internal/span/span.go deleted file mode 100644 index 4d2ad098667..00000000000 --- a/vendor/golang.org/x/tools/internal/span/span.go +++ /dev/null @@ -1,285 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Package span contains support for representing with positions and ranges in -// text files. -package span - -import ( - "encoding/json" - "fmt" - "path" -) - -// Span represents a source code range in standardized form. -type Span struct { - v span -} - -// Point represents a single point within a file. -// In general this should only be used as part of a Span, as on its own it -// does not carry enough information. -type Point struct { - v point -} - -type span struct { - URI URI `json:"uri"` - Start point `json:"start"` - End point `json:"end"` -} - -type point struct { - Line int `json:"line"` - Column int `json:"column"` - Offset int `json:"offset"` -} - -// Invalid is a span that reports false from IsValid -var Invalid = Span{v: span{Start: invalidPoint.v, End: invalidPoint.v}} - -var invalidPoint = Point{v: point{Line: 0, Column: 0, Offset: -1}} - -// Converter is the interface to an object that can convert between line:column -// and offset forms for a single file. -type Converter interface { - //ToPosition converts from an offset to a line:column pair. - ToPosition(offset int) (int, int, error) - //ToOffset converts from a line:column pair to an offset. - ToOffset(line, col int) (int, error) -} - -func New(uri URI, start Point, end Point) Span { - s := Span{v: span{URI: uri, Start: start.v, End: end.v}} - s.v.clean() - return s -} - -func NewPoint(line, col, offset int) Point { - p := Point{v: point{Line: line, Column: col, Offset: offset}} - p.v.clean() - return p -} - -func Compare(a, b Span) int { - if r := CompareURI(a.URI(), b.URI()); r != 0 { - return r - } - if r := comparePoint(a.v.Start, b.v.Start); r != 0 { - return r - } - return comparePoint(a.v.End, b.v.End) -} - -func ComparePoint(a, b Point) int { - return comparePoint(a.v, b.v) -} - -func comparePoint(a, b point) int { - if !a.hasPosition() { - if a.Offset < b.Offset { - return -1 - } - if a.Offset > b.Offset { - return 1 - } - return 0 - } - if a.Line < b.Line { - return -1 - } - if a.Line > b.Line { - return 1 - } - if a.Column < b.Column { - return -1 - } - if a.Column > b.Column { - return 1 - } - return 0 -} - -func (s Span) HasPosition() bool { return s.v.Start.hasPosition() } -func (s Span) HasOffset() bool { return s.v.Start.hasOffset() } -func (s Span) IsValid() bool { return s.v.Start.isValid() } -func (s Span) IsPoint() bool { return s.v.Start == s.v.End } -func (s Span) URI() URI { return s.v.URI } -func (s Span) Start() Point { return Point{s.v.Start} } -func (s Span) End() Point { return Point{s.v.End} } -func (s *Span) MarshalJSON() ([]byte, error) { return json.Marshal(&s.v) } -func (s *Span) UnmarshalJSON(b []byte) error { return json.Unmarshal(b, &s.v) } - -func (p Point) HasPosition() bool { return p.v.hasPosition() } -func (p Point) HasOffset() bool { return p.v.hasOffset() } -func (p Point) IsValid() bool { return p.v.isValid() } -func (p *Point) MarshalJSON() ([]byte, error) { return json.Marshal(&p.v) } -func (p *Point) UnmarshalJSON(b []byte) error { return json.Unmarshal(b, &p.v) } -func (p Point) Line() int { - if !p.v.hasPosition() { - panic(fmt.Errorf("position not set in %v", p.v)) - } - return p.v.Line -} -func (p Point) Column() int { - if !p.v.hasPosition() { - panic(fmt.Errorf("position not set in %v", p.v)) - } - return p.v.Column -} -func (p Point) Offset() int { - if !p.v.hasOffset() { - panic(fmt.Errorf("offset not set in %v", p.v)) - } - return p.v.Offset -} - -func (p point) hasPosition() bool { return p.Line > 0 } -func (p point) hasOffset() bool { return p.Offset >= 0 } -func (p point) isValid() bool { return p.hasPosition() || p.hasOffset() } -func (p point) isZero() bool { - return (p.Line == 1 && p.Column == 1) || (!p.hasPosition() && p.Offset == 0) -} - -func (s *span) clean() { - //this presumes the points are already clean - if !s.End.isValid() || (s.End == point{}) { - s.End = s.Start - } -} - -func (p *point) clean() { - if p.Line < 0 { - p.Line = 0 - } - if p.Column <= 0 { - if p.Line > 0 { - p.Column = 1 - } else { - p.Column = 0 - } - } - if p.Offset == 0 && (p.Line > 1 || p.Column > 1) { - p.Offset = -1 - } -} - -// Format implements fmt.Formatter to print the Location in a standard form. -// The format produced is one that can be read back in using Parse. -func (s Span) Format(f fmt.State, c rune) { - fullForm := f.Flag('+') - preferOffset := f.Flag('#') - // we should always have a uri, simplify if it is file format - //TODO: make sure the end of the uri is unambiguous - uri := string(s.v.URI) - if c == 'f' { - uri = path.Base(uri) - } else if !fullForm { - uri = s.v.URI.Filename() - } - fmt.Fprint(f, uri) - if !s.IsValid() || (!fullForm && s.v.Start.isZero() && s.v.End.isZero()) { - return - } - // see which bits of start to write - printOffset := s.HasOffset() && (fullForm || preferOffset || !s.HasPosition()) - printLine := s.HasPosition() && (fullForm || !printOffset) - printColumn := printLine && (fullForm || (s.v.Start.Column > 1 || s.v.End.Column > 1)) - fmt.Fprint(f, ":") - if printLine { - fmt.Fprintf(f, "%d", s.v.Start.Line) - } - if printColumn { - fmt.Fprintf(f, ":%d", s.v.Start.Column) - } - if printOffset { - fmt.Fprintf(f, "#%d", s.v.Start.Offset) - } - // start is written, do we need end? - if s.IsPoint() { - return - } - // we don't print the line if it did not change - printLine = fullForm || (printLine && s.v.End.Line > s.v.Start.Line) - fmt.Fprint(f, "-") - if printLine { - fmt.Fprintf(f, "%d", s.v.End.Line) - } - if printColumn { - if printLine { - fmt.Fprint(f, ":") - } - fmt.Fprintf(f, "%d", s.v.End.Column) - } - if printOffset { - fmt.Fprintf(f, "#%d", s.v.End.Offset) - } -} - -func (s Span) WithPosition(c Converter) (Span, error) { - if err := s.update(c, true, false); err != nil { - return Span{}, err - } - return s, nil -} - -func (s Span) WithOffset(c Converter) (Span, error) { - if err := s.update(c, false, true); err != nil { - return Span{}, err - } - return s, nil -} - -func (s Span) WithAll(c Converter) (Span, error) { - if err := s.update(c, true, true); err != nil { - return Span{}, err - } - return s, nil -} - -func (s *Span) update(c Converter, withPos, withOffset bool) error { - if !s.IsValid() { - return fmt.Errorf("cannot add information to an invalid span") - } - if withPos && !s.HasPosition() { - if err := s.v.Start.updatePosition(c); err != nil { - return err - } - if s.v.End.Offset == s.v.Start.Offset { - s.v.End = s.v.Start - } else if err := s.v.End.updatePosition(c); err != nil { - return err - } - } - if withOffset && (!s.HasOffset() || (s.v.End.hasPosition() && !s.v.End.hasOffset())) { - if err := s.v.Start.updateOffset(c); err != nil { - return err - } - if s.v.End.Line == s.v.Start.Line && s.v.End.Column == s.v.Start.Column { - s.v.End.Offset = s.v.Start.Offset - } else if err := s.v.End.updateOffset(c); err != nil { - return err - } - } - return nil -} - -func (p *point) updatePosition(c Converter) error { - line, col, err := c.ToPosition(p.Offset) - if err != nil { - return err - } - p.Line = line - p.Column = col - return nil -} - -func (p *point) updateOffset(c Converter) error { - offset, err := c.ToOffset(p.Line, p.Column) - if err != nil { - return err - } - p.Offset = offset - return nil -} diff --git a/vendor/golang.org/x/tools/internal/span/token.go b/vendor/golang.org/x/tools/internal/span/token.go deleted file mode 100644 index ce44541b2fc..00000000000 --- a/vendor/golang.org/x/tools/internal/span/token.go +++ /dev/null @@ -1,151 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package span - -import ( - "fmt" - "go/token" -) - -// Range represents a source code range in token.Pos form. -// It also carries the FileSet that produced the positions, so that it is -// self contained. -type Range struct { - FileSet *token.FileSet - Start token.Pos - End token.Pos -} - -// TokenConverter is a Converter backed by a token file set and file. -// It uses the file set methods to work out the conversions, which -// makes it fast and does not require the file contents. -type TokenConverter struct { - fset *token.FileSet - file *token.File -} - -// NewRange creates a new Range from a FileSet and two positions. -// To represent a point pass a 0 as the end pos. -func NewRange(fset *token.FileSet, start, end token.Pos) Range { - return Range{ - FileSet: fset, - Start: start, - End: end, - } -} - -// NewTokenConverter returns an implementation of Converter backed by a -// token.File. -func NewTokenConverter(fset *token.FileSet, f *token.File) *TokenConverter { - return &TokenConverter{fset: fset, file: f} -} - -// NewContentConverter returns an implementation of Converter for the -// given file content. -func NewContentConverter(filename string, content []byte) *TokenConverter { - fset := token.NewFileSet() - f := fset.AddFile(filename, -1, len(content)) - f.SetLinesForContent(content) - return &TokenConverter{fset: fset, file: f} -} - -// IsPoint returns true if the range represents a single point. -func (r Range) IsPoint() bool { - return r.Start == r.End -} - -// Span converts a Range to a Span that represents the Range. -// It will fill in all the members of the Span, calculating the line and column -// information. -func (r Range) Span() (Span, error) { - f := r.FileSet.File(r.Start) - if f == nil { - return Span{}, fmt.Errorf("file not found in FileSet") - } - s := Span{v: span{URI: FileURI(f.Name())}} - var err error - s.v.Start.Offset, err = offset(f, r.Start) - if err != nil { - return Span{}, err - } - if r.End.IsValid() { - s.v.End.Offset, err = offset(f, r.End) - if err != nil { - return Span{}, err - } - } - s.v.Start.clean() - s.v.End.clean() - s.v.clean() - converter := NewTokenConverter(r.FileSet, f) - return s.WithPosition(converter) -} - -// offset is a copy of the Offset function in go/token, but with the adjustment -// that it does not panic on invalid positions. -func offset(f *token.File, pos token.Pos) (int, error) { - if int(pos) < f.Base() || int(pos) > f.Base()+f.Size() { - return 0, fmt.Errorf("invalid pos") - } - return int(pos) - f.Base(), nil -} - -// Range converts a Span to a Range that represents the Span for the supplied -// File. -func (s Span) Range(converter *TokenConverter) (Range, error) { - s, err := s.WithOffset(converter) - if err != nil { - return Range{}, err - } - // go/token will panic if the offset is larger than the file's size, - // so check here to avoid panicking. - if s.Start().Offset() > converter.file.Size() { - return Range{}, fmt.Errorf("start offset %v is past the end of the file %v", s.Start(), converter.file.Size()) - } - if s.End().Offset() > converter.file.Size() { - return Range{}, fmt.Errorf("end offset %v is past the end of the file %v", s.End(), converter.file.Size()) - } - return Range{ - FileSet: converter.fset, - Start: converter.file.Pos(s.Start().Offset()), - End: converter.file.Pos(s.End().Offset()), - }, nil -} - -func (l *TokenConverter) ToPosition(offset int) (int, int, error) { - if offset > l.file.Size() { - return 0, 0, fmt.Errorf("offset %v is past the end of the file %v", offset, l.file.Size()) - } - pos := l.file.Pos(offset) - p := l.fset.Position(pos) - if offset == l.file.Size() { - return p.Line + 1, 1, nil - } - return p.Line, p.Column, nil -} - -func (l *TokenConverter) ToOffset(line, col int) (int, error) { - if line < 0 { - return -1, fmt.Errorf("line is not valid") - } - lineMax := l.file.LineCount() + 1 - if line > lineMax { - return -1, fmt.Errorf("line is beyond end of file %v", lineMax) - } else if line == lineMax { - if col > 1 { - return -1, fmt.Errorf("column is beyond end of file") - } - // at the end of the file, allowing for a trailing eol - return l.file.Size(), nil - } - pos := lineStart(l.file, line) - if !pos.IsValid() { - return -1, fmt.Errorf("line is not in file") - } - // we assume that column is in bytes here, and that the first byte of a - // line is at column 1 - pos += token.Pos(col - 1) - return offset(l.file, pos) -} diff --git a/vendor/golang.org/x/tools/internal/span/token111.go b/vendor/golang.org/x/tools/internal/span/token111.go deleted file mode 100644 index bf7a5406b6e..00000000000 --- a/vendor/golang.org/x/tools/internal/span/token111.go +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build !go1.12 - -package span - -import ( - "go/token" -) - -// lineStart is the pre-Go 1.12 version of (*token.File).LineStart. For Go -// versions <= 1.11, we borrow logic from the analysisutil package. -// TODO(rstambler): Delete this file when we no longer support Go 1.11. -func lineStart(f *token.File, line int) token.Pos { - // Use binary search to find the start offset of this line. - - min := 0 // inclusive - max := f.Size() // exclusive - for { - offset := (min + max) / 2 - pos := f.Pos(offset) - posn := f.Position(pos) - if posn.Line == line { - return pos - (token.Pos(posn.Column) - 1) - } - - if min+1 >= max { - return token.NoPos - } - - if posn.Line < line { - min = offset - } else { - max = offset - } - } -} diff --git a/vendor/golang.org/x/tools/internal/span/token112.go b/vendor/golang.org/x/tools/internal/span/token112.go deleted file mode 100644 index 017aec9c13e..00000000000 --- a/vendor/golang.org/x/tools/internal/span/token112.go +++ /dev/null @@ -1,16 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build go1.12 - -package span - -import ( - "go/token" -) - -// TODO(rstambler): Delete this file when we no longer support Go 1.11. -func lineStart(f *token.File, line int) token.Pos { - return f.LineStart(line) -} diff --git a/vendor/golang.org/x/tools/internal/span/uri.go b/vendor/golang.org/x/tools/internal/span/uri.go deleted file mode 100644 index e05a9e6ef5d..00000000000 --- a/vendor/golang.org/x/tools/internal/span/uri.go +++ /dev/null @@ -1,152 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package span - -import ( - "fmt" - "net/url" - "os" - "path" - "path/filepath" - "runtime" - "strings" - "unicode" -) - -const fileScheme = "file" - -// URI represents the full URI for a file. -type URI string - -// Filename returns the file path for the given URI. -// It is an error to call this on a URI that is not a valid filename. -func (uri URI) Filename() string { - filename, err := filename(uri) - if err != nil { - panic(err) - } - return filepath.FromSlash(filename) -} - -func filename(uri URI) (string, error) { - if uri == "" { - return "", nil - } - u, err := url.ParseRequestURI(string(uri)) - if err != nil { - return "", err - } - if u.Scheme != fileScheme { - return "", fmt.Errorf("only file URIs are supported, got %q from %q", u.Scheme, uri) - } - if isWindowsDriveURI(u.Path) { - u.Path = u.Path[1:] - } - return u.Path, nil -} - -// NewURI returns a span URI for the string. -// It will attempt to detect if the string is a file path or uri. -func NewURI(s string) URI { - if u, err := url.PathUnescape(s); err == nil { - s = u - } - if strings.HasPrefix(s, fileScheme+"://") { - return URI(s) - } - return FileURI(s) -} - -func CompareURI(a, b URI) int { - if equalURI(a, b) { - return 0 - } - if a < b { - return -1 - } - return 1 -} - -func equalURI(a, b URI) bool { - if a == b { - return true - } - // If we have the same URI basename, we may still have the same file URIs. - if !strings.EqualFold(path.Base(string(a)), path.Base(string(b))) { - return false - } - fa, err := filename(a) - if err != nil { - return false - } - fb, err := filename(b) - if err != nil { - return false - } - // Stat the files to check if they are equal. - infoa, err := os.Stat(filepath.FromSlash(fa)) - if err != nil { - return false - } - infob, err := os.Stat(filepath.FromSlash(fb)) - if err != nil { - return false - } - return os.SameFile(infoa, infob) -} - -// FileURI returns a span URI for the supplied file path. -// It will always have the file scheme. -func FileURI(path string) URI { - if path == "" { - return "" - } - // Handle standard library paths that contain the literal "$GOROOT". - // TODO(rstambler): The go/packages API should allow one to determine a user's $GOROOT. - const prefix = "$GOROOT" - if len(path) >= len(prefix) && strings.EqualFold(prefix, path[:len(prefix)]) { - suffix := path[len(prefix):] - path = runtime.GOROOT() + suffix - } - if !isWindowsDrivePath(path) { - if abs, err := filepath.Abs(path); err == nil { - path = abs - } - } - // Check the file path again, in case it became absolute. - if isWindowsDrivePath(path) { - path = "/" + path - } - path = filepath.ToSlash(path) - u := url.URL{ - Scheme: fileScheme, - Path: path, - } - uri := u.String() - if unescaped, err := url.PathUnescape(uri); err == nil { - uri = unescaped - } - return URI(uri) -} - -// isWindowsDrivePath returns true if the file path is of the form used by -// Windows. We check if the path begins with a drive letter, followed by a ":". -func isWindowsDrivePath(path string) bool { - if len(path) < 4 { - return false - } - return unicode.IsLetter(rune(path[0])) && path[1] == ':' -} - -// isWindowsDriveURI returns true if the file URI is of the format used by -// Windows URIs. The url.Parse package does not specially handle Windows paths -// (see https://golang.org/issue/6027). We check if the URI path has -// a drive prefix (e.g. "/C:"). If so, we trim the leading "/". -func isWindowsDriveURI(uri string) bool { - if len(uri) < 4 { - return false - } - return uri[0] == '/' && unicode.IsLetter(rune(uri[1])) && uri[2] == ':' -} diff --git a/vendor/golang.org/x/tools/internal/span/utf16.go b/vendor/golang.org/x/tools/internal/span/utf16.go deleted file mode 100644 index 561b3fa50a8..00000000000 --- a/vendor/golang.org/x/tools/internal/span/utf16.go +++ /dev/null @@ -1,94 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package span - -import ( - "fmt" - "unicode/utf16" - "unicode/utf8" -) - -// ToUTF16Column calculates the utf16 column expressed by the point given the -// supplied file contents. -// This is used to convert from the native (always in bytes) column -// representation and the utf16 counts used by some editors. -func ToUTF16Column(p Point, content []byte) (int, error) { - if content == nil { - return -1, fmt.Errorf("ToUTF16Column: missing content") - } - if !p.HasPosition() { - return -1, fmt.Errorf("ToUTF16Column: point is missing position") - } - if !p.HasOffset() { - return -1, fmt.Errorf("ToUTF16Column: point is missing offset") - } - offset := p.Offset() // 0-based - colZero := p.Column() - 1 // 0-based - if colZero == 0 { - // 0-based column 0, so it must be chr 1 - return 1, nil - } else if colZero < 0 { - return -1, fmt.Errorf("ToUTF16Column: column is invalid (%v)", colZero) - } - // work out the offset at the start of the line using the column - lineOffset := offset - colZero - if lineOffset < 0 || offset > len(content) { - return -1, fmt.Errorf("ToUTF16Column: offsets %v-%v outside file contents (%v)", lineOffset, offset, len(content)) - } - // Use the offset to pick out the line start. - // This cannot panic: offset > len(content) and lineOffset < offset. - start := content[lineOffset:] - - // Now, truncate down to the supplied column. - start = start[:colZero] - - // and count the number of utf16 characters - // in theory we could do this by hand more efficiently... - return len(utf16.Encode([]rune(string(start)))) + 1, nil -} - -// FromUTF16Column advances the point by the utf16 character offset given the -// supplied line contents. -// This is used to convert from the utf16 counts used by some editors to the -// native (always in bytes) column representation. -func FromUTF16Column(p Point, chr int, content []byte) (Point, error) { - if !p.HasOffset() { - return Point{}, fmt.Errorf("FromUTF16Column: point is missing offset") - } - // if chr is 1 then no adjustment needed - if chr <= 1 { - return p, nil - } - if p.Offset() >= len(content) { - return p, fmt.Errorf("FromUTF16Column: offset (%v) greater than length of content (%v)", p.Offset(), len(content)) - } - remains := content[p.Offset():] - // scan forward the specified number of characters - for count := 1; count < chr; count++ { - if len(remains) <= 0 { - return Point{}, fmt.Errorf("FromUTF16Column: chr goes beyond the content") - } - r, w := utf8.DecodeRune(remains) - if r == '\n' { - // Per the LSP spec: - // - // > If the character value is greater than the line length it - // > defaults back to the line length. - break - } - remains = remains[w:] - if r >= 0x10000 { - // a two point rune - count++ - // if we finished in a two point rune, do not advance past the first - if count >= chr { - break - } - } - p.v.Column += w - p.v.Offset += w - } - return p, nil -} diff --git a/vendor/golang.org/x/tools/internal/typesinternal/types.go b/vendor/golang.org/x/tools/internal/typesinternal/types.go new file mode 100644 index 00000000000..a5bb408e2f1 --- /dev/null +++ b/vendor/golang.org/x/tools/internal/typesinternal/types.go @@ -0,0 +1,28 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package typesinternal + +import ( + "go/types" + "reflect" + "unsafe" +) + +func SetUsesCgo(conf *types.Config) bool { + v := reflect.ValueOf(conf).Elem() + + f := v.FieldByName("go115UsesCgo") + if !f.IsValid() { + f = v.FieldByName("UsesCgo") + if !f.IsValid() { + return false + } + } + + addr := unsafe.Pointer(f.UnsafeAddr()) + *(*bool)(addr) = true + + return true +} diff --git a/vendor/golang.org/x/xerrors/LICENSE b/vendor/golang.org/x/xerrors/LICENSE new file mode 100644 index 00000000000..e4a47e17f14 --- /dev/null +++ b/vendor/golang.org/x/xerrors/LICENSE @@ -0,0 +1,27 @@ +Copyright (c) 2019 The Go Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + * Redistributions of source code must retain the above copyright +notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above +copyright notice, this list of conditions and the following disclaimer +in the documentation and/or other materials provided with the +distribution. + * Neither the name of Google Inc. nor the names of its +contributors may be used to endorse or promote products derived from +this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/golang.org/x/xerrors/PATENTS b/vendor/golang.org/x/xerrors/PATENTS new file mode 100644 index 00000000000..733099041f8 --- /dev/null +++ b/vendor/golang.org/x/xerrors/PATENTS @@ -0,0 +1,22 @@ +Additional IP Rights Grant (Patents) + +"This implementation" means the copyrightable works distributed by +Google as part of the Go project. + +Google hereby grants to You a perpetual, worldwide, non-exclusive, +no-charge, royalty-free, irrevocable (except as stated in this section) +patent license to make, have made, use, offer to sell, sell, import, +transfer and otherwise run, modify and propagate the contents of this +implementation of Go, where such license applies only to those patent +claims, both currently owned or controlled by Google and acquired in +the future, licensable by Google that are necessarily infringed by this +implementation of Go. This grant does not include claims that would be +infringed only as a consequence of further modification of this +implementation. If you or your agent or exclusive licensee institute or +order or agree to the institution of patent litigation against any +entity (including a cross-claim or counterclaim in a lawsuit) alleging +that this implementation of Go or any code incorporated within this +implementation of Go constitutes direct or contributory patent +infringement, or inducement of patent infringement, then any patent +rights granted to you under this License for this implementation of Go +shall terminate as of the date such litigation is filed. diff --git a/vendor/golang.org/x/xerrors/README b/vendor/golang.org/x/xerrors/README new file mode 100644 index 00000000000..aac7867a560 --- /dev/null +++ b/vendor/golang.org/x/xerrors/README @@ -0,0 +1,2 @@ +This repository holds the transition packages for the new Go 1.13 error values. +See golang.org/design/29934-error-values. diff --git a/vendor/golang.org/x/xerrors/adaptor.go b/vendor/golang.org/x/xerrors/adaptor.go new file mode 100644 index 00000000000..4317f248331 --- /dev/null +++ b/vendor/golang.org/x/xerrors/adaptor.go @@ -0,0 +1,193 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +import ( + "bytes" + "fmt" + "io" + "reflect" + "strconv" +) + +// FormatError calls the FormatError method of f with an errors.Printer +// configured according to s and verb, and writes the result to s. +func FormatError(f Formatter, s fmt.State, verb rune) { + // Assuming this function is only called from the Format method, and given + // that FormatError takes precedence over Format, it cannot be called from + // any package that supports errors.Formatter. It is therefore safe to + // disregard that State may be a specific printer implementation and use one + // of our choice instead. + + // limitations: does not support printing error as Go struct. + + var ( + sep = " " // separator before next error + p = &state{State: s} + direct = true + ) + + var err error = f + + switch verb { + // Note that this switch must match the preference order + // for ordinary string printing (%#v before %+v, and so on). + + case 'v': + if s.Flag('#') { + if stringer, ok := err.(fmt.GoStringer); ok { + io.WriteString(&p.buf, stringer.GoString()) + goto exit + } + // proceed as if it were %v + } else if s.Flag('+') { + p.printDetail = true + sep = "\n - " + } + case 's': + case 'q', 'x', 'X': + // Use an intermediate buffer in the rare cases that precision, + // truncation, or one of the alternative verbs (q, x, and X) are + // specified. + direct = false + + default: + p.buf.WriteString("%!") + p.buf.WriteRune(verb) + p.buf.WriteByte('(') + switch { + case err != nil: + p.buf.WriteString(reflect.TypeOf(f).String()) + default: + p.buf.WriteString("") + } + p.buf.WriteByte(')') + io.Copy(s, &p.buf) + return + } + +loop: + for { + switch v := err.(type) { + case Formatter: + err = v.FormatError((*printer)(p)) + case fmt.Formatter: + v.Format(p, 'v') + break loop + default: + io.WriteString(&p.buf, v.Error()) + break loop + } + if err == nil { + break + } + if p.needColon || !p.printDetail { + p.buf.WriteByte(':') + p.needColon = false + } + p.buf.WriteString(sep) + p.inDetail = false + p.needNewline = false + } + +exit: + width, okW := s.Width() + prec, okP := s.Precision() + + if !direct || (okW && width > 0) || okP { + // Construct format string from State s. + format := []byte{'%'} + if s.Flag('-') { + format = append(format, '-') + } + if s.Flag('+') { + format = append(format, '+') + } + if s.Flag(' ') { + format = append(format, ' ') + } + if okW { + format = strconv.AppendInt(format, int64(width), 10) + } + if okP { + format = append(format, '.') + format = strconv.AppendInt(format, int64(prec), 10) + } + format = append(format, string(verb)...) + fmt.Fprintf(s, string(format), p.buf.String()) + } else { + io.Copy(s, &p.buf) + } +} + +var detailSep = []byte("\n ") + +// state tracks error printing state. It implements fmt.State. +type state struct { + fmt.State + buf bytes.Buffer + + printDetail bool + inDetail bool + needColon bool + needNewline bool +} + +func (s *state) Write(b []byte) (n int, err error) { + if s.printDetail { + if len(b) == 0 { + return 0, nil + } + if s.inDetail && s.needColon { + s.needNewline = true + if b[0] == '\n' { + b = b[1:] + } + } + k := 0 + for i, c := range b { + if s.needNewline { + if s.inDetail && s.needColon { + s.buf.WriteByte(':') + s.needColon = false + } + s.buf.Write(detailSep) + s.needNewline = false + } + if c == '\n' { + s.buf.Write(b[k:i]) + k = i + 1 + s.needNewline = true + } + } + s.buf.Write(b[k:]) + if !s.inDetail { + s.needColon = true + } + } else if !s.inDetail { + s.buf.Write(b) + } + return len(b), nil +} + +// printer wraps a state to implement an xerrors.Printer. +type printer state + +func (s *printer) Print(args ...interface{}) { + if !s.inDetail || s.printDetail { + fmt.Fprint((*state)(s), args...) + } +} + +func (s *printer) Printf(format string, args ...interface{}) { + if !s.inDetail || s.printDetail { + fmt.Fprintf((*state)(s), format, args...) + } +} + +func (s *printer) Detail() bool { + s.inDetail = true + return s.printDetail +} diff --git a/vendor/golang.org/x/xerrors/codereview.cfg b/vendor/golang.org/x/xerrors/codereview.cfg new file mode 100644 index 00000000000..3f8b14b64e8 --- /dev/null +++ b/vendor/golang.org/x/xerrors/codereview.cfg @@ -0,0 +1 @@ +issuerepo: golang/go diff --git a/vendor/golang.org/x/xerrors/doc.go b/vendor/golang.org/x/xerrors/doc.go new file mode 100644 index 00000000000..eef99d9d54d --- /dev/null +++ b/vendor/golang.org/x/xerrors/doc.go @@ -0,0 +1,22 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package xerrors implements functions to manipulate errors. +// +// This package is based on the Go 2 proposal for error values: +// https://golang.org/design/29934-error-values +// +// These functions were incorporated into the standard library's errors package +// in Go 1.13: +// - Is +// - As +// - Unwrap +// +// Also, Errorf's %w verb was incorporated into fmt.Errorf. +// +// Use this package to get equivalent behavior in all supported Go versions. +// +// No other features of this package were included in Go 1.13, and at present +// there are no plans to include any of them. +package xerrors // import "golang.org/x/xerrors" diff --git a/vendor/golang.org/x/xerrors/errors.go b/vendor/golang.org/x/xerrors/errors.go new file mode 100644 index 00000000000..e88d3772d86 --- /dev/null +++ b/vendor/golang.org/x/xerrors/errors.go @@ -0,0 +1,33 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +import "fmt" + +// errorString is a trivial implementation of error. +type errorString struct { + s string + frame Frame +} + +// New returns an error that formats as the given text. +// +// The returned error contains a Frame set to the caller's location and +// implements Formatter to show this information when printed with details. +func New(text string) error { + return &errorString{text, Caller(1)} +} + +func (e *errorString) Error() string { + return e.s +} + +func (e *errorString) Format(s fmt.State, v rune) { FormatError(e, s, v) } + +func (e *errorString) FormatError(p Printer) (next error) { + p.Print(e.s) + e.frame.Format(p) + return nil +} diff --git a/vendor/golang.org/x/xerrors/fmt.go b/vendor/golang.org/x/xerrors/fmt.go new file mode 100644 index 00000000000..829862ddf6a --- /dev/null +++ b/vendor/golang.org/x/xerrors/fmt.go @@ -0,0 +1,187 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +import ( + "fmt" + "strings" + "unicode" + "unicode/utf8" + + "golang.org/x/xerrors/internal" +) + +const percentBangString = "%!" + +// Errorf formats according to a format specifier and returns the string as a +// value that satisfies error. +// +// The returned error includes the file and line number of the caller when +// formatted with additional detail enabled. If the last argument is an error +// the returned error's Format method will return it if the format string ends +// with ": %s", ": %v", or ": %w". If the last argument is an error and the +// format string ends with ": %w", the returned error implements an Unwrap +// method returning it. +// +// If the format specifier includes a %w verb with an error operand in a +// position other than at the end, the returned error will still implement an +// Unwrap method returning the operand, but the error's Format method will not +// return the wrapped error. +// +// It is invalid to include more than one %w verb or to supply it with an +// operand that does not implement the error interface. The %w verb is otherwise +// a synonym for %v. +func Errorf(format string, a ...interface{}) error { + format = formatPlusW(format) + // Support a ": %[wsv]" suffix, which works well with xerrors.Formatter. + wrap := strings.HasSuffix(format, ": %w") + idx, format2, ok := parsePercentW(format) + percentWElsewhere := !wrap && idx >= 0 + if !percentWElsewhere && (wrap || strings.HasSuffix(format, ": %s") || strings.HasSuffix(format, ": %v")) { + err := errorAt(a, len(a)-1) + if err == nil { + return &noWrapError{fmt.Sprintf(format, a...), nil, Caller(1)} + } + // TODO: this is not entirely correct. The error value could be + // printed elsewhere in format if it mixes numbered with unnumbered + // substitutions. With relatively small changes to doPrintf we can + // have it optionally ignore extra arguments and pass the argument + // list in its entirety. + msg := fmt.Sprintf(format[:len(format)-len(": %s")], a[:len(a)-1]...) + frame := Frame{} + if internal.EnableTrace { + frame = Caller(1) + } + if wrap { + return &wrapError{msg, err, frame} + } + return &noWrapError{msg, err, frame} + } + // Support %w anywhere. + // TODO: don't repeat the wrapped error's message when %w occurs in the middle. + msg := fmt.Sprintf(format2, a...) + if idx < 0 { + return &noWrapError{msg, nil, Caller(1)} + } + err := errorAt(a, idx) + if !ok || err == nil { + // Too many %ws or argument of %w is not an error. Approximate the Go + // 1.13 fmt.Errorf message. + return &noWrapError{fmt.Sprintf("%sw(%s)", percentBangString, msg), nil, Caller(1)} + } + frame := Frame{} + if internal.EnableTrace { + frame = Caller(1) + } + return &wrapError{msg, err, frame} +} + +func errorAt(args []interface{}, i int) error { + if i < 0 || i >= len(args) { + return nil + } + err, ok := args[i].(error) + if !ok { + return nil + } + return err +} + +// formatPlusW is used to avoid the vet check that will barf at %w. +func formatPlusW(s string) string { + return s +} + +// Return the index of the only %w in format, or -1 if none. +// Also return a rewritten format string with %w replaced by %v, and +// false if there is more than one %w. +// TODO: handle "%[N]w". +func parsePercentW(format string) (idx int, newFormat string, ok bool) { + // Loosely copied from golang.org/x/tools/go/analysis/passes/printf/printf.go. + idx = -1 + ok = true + n := 0 + sz := 0 + var isW bool + for i := 0; i < len(format); i += sz { + if format[i] != '%' { + sz = 1 + continue + } + // "%%" is not a format directive. + if i+1 < len(format) && format[i+1] == '%' { + sz = 2 + continue + } + sz, isW = parsePrintfVerb(format[i:]) + if isW { + if idx >= 0 { + ok = false + } else { + idx = n + } + // "Replace" the last character, the 'w', with a 'v'. + p := i + sz - 1 + format = format[:p] + "v" + format[p+1:] + } + n++ + } + return idx, format, ok +} + +// Parse the printf verb starting with a % at s[0]. +// Return how many bytes it occupies and whether the verb is 'w'. +func parsePrintfVerb(s string) (int, bool) { + // Assume only that the directive is a sequence of non-letters followed by a single letter. + sz := 0 + var r rune + for i := 1; i < len(s); i += sz { + r, sz = utf8.DecodeRuneInString(s[i:]) + if unicode.IsLetter(r) { + return i + sz, r == 'w' + } + } + return len(s), false +} + +type noWrapError struct { + msg string + err error + frame Frame +} + +func (e *noWrapError) Error() string { + return fmt.Sprint(e) +} + +func (e *noWrapError) Format(s fmt.State, v rune) { FormatError(e, s, v) } + +func (e *noWrapError) FormatError(p Printer) (next error) { + p.Print(e.msg) + e.frame.Format(p) + return e.err +} + +type wrapError struct { + msg string + err error + frame Frame +} + +func (e *wrapError) Error() string { + return fmt.Sprint(e) +} + +func (e *wrapError) Format(s fmt.State, v rune) { FormatError(e, s, v) } + +func (e *wrapError) FormatError(p Printer) (next error) { + p.Print(e.msg) + e.frame.Format(p) + return e.err +} + +func (e *wrapError) Unwrap() error { + return e.err +} diff --git a/vendor/golang.org/x/xerrors/format.go b/vendor/golang.org/x/xerrors/format.go new file mode 100644 index 00000000000..1bc9c26b97f --- /dev/null +++ b/vendor/golang.org/x/xerrors/format.go @@ -0,0 +1,34 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +// A Formatter formats error messages. +type Formatter interface { + error + + // FormatError prints the receiver's first error and returns the next error in + // the error chain, if any. + FormatError(p Printer) (next error) +} + +// A Printer formats error messages. +// +// The most common implementation of Printer is the one provided by package fmt +// during Printf (as of Go 1.13). Localization packages such as golang.org/x/text/message +// typically provide their own implementations. +type Printer interface { + // Print appends args to the message output. + Print(args ...interface{}) + + // Printf writes a formatted string. + Printf(format string, args ...interface{}) + + // Detail reports whether error detail is requested. + // After the first call to Detail, all text written to the Printer + // is formatted as additional detail, or ignored when + // detail has not been requested. + // If Detail returns false, the caller can avoid printing the detail at all. + Detail() bool +} diff --git a/vendor/golang.org/x/xerrors/frame.go b/vendor/golang.org/x/xerrors/frame.go new file mode 100644 index 00000000000..0de628ec501 --- /dev/null +++ b/vendor/golang.org/x/xerrors/frame.go @@ -0,0 +1,56 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +import ( + "runtime" +) + +// A Frame contains part of a call stack. +type Frame struct { + // Make room for three PCs: the one we were asked for, what it called, + // and possibly a PC for skipPleaseUseCallersFrames. See: + // https://go.googlesource.com/go/+/032678e0fb/src/runtime/extern.go#169 + frames [3]uintptr +} + +// Caller returns a Frame that describes a frame on the caller's stack. +// The argument skip is the number of frames to skip over. +// Caller(0) returns the frame for the caller of Caller. +func Caller(skip int) Frame { + var s Frame + runtime.Callers(skip+1, s.frames[:]) + return s +} + +// location reports the file, line, and function of a frame. +// +// The returned function may be "" even if file and line are not. +func (f Frame) location() (function, file string, line int) { + frames := runtime.CallersFrames(f.frames[:]) + if _, ok := frames.Next(); !ok { + return "", "", 0 + } + fr, ok := frames.Next() + if !ok { + return "", "", 0 + } + return fr.Function, fr.File, fr.Line +} + +// Format prints the stack as error detail. +// It should be called from an error's Format implementation +// after printing any other error detail. +func (f Frame) Format(p Printer) { + if p.Detail() { + function, file, line := f.location() + if function != "" { + p.Printf("%s\n ", function) + } + if file != "" { + p.Printf("%s:%d\n", file, line) + } + } +} diff --git a/vendor/golang.org/x/xerrors/go.mod b/vendor/golang.org/x/xerrors/go.mod new file mode 100644 index 00000000000..870d4f612db --- /dev/null +++ b/vendor/golang.org/x/xerrors/go.mod @@ -0,0 +1,3 @@ +module golang.org/x/xerrors + +go 1.11 diff --git a/vendor/golang.org/x/xerrors/internal/internal.go b/vendor/golang.org/x/xerrors/internal/internal.go new file mode 100644 index 00000000000..89f4eca5df7 --- /dev/null +++ b/vendor/golang.org/x/xerrors/internal/internal.go @@ -0,0 +1,8 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package internal + +// EnableTrace indicates whether stack information should be recorded in errors. +var EnableTrace = true diff --git a/vendor/golang.org/x/xerrors/wrap.go b/vendor/golang.org/x/xerrors/wrap.go new file mode 100644 index 00000000000..9a3b510374e --- /dev/null +++ b/vendor/golang.org/x/xerrors/wrap.go @@ -0,0 +1,106 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package xerrors + +import ( + "reflect" +) + +// A Wrapper provides context around another error. +type Wrapper interface { + // Unwrap returns the next error in the error chain. + // If there is no next error, Unwrap returns nil. + Unwrap() error +} + +// Opaque returns an error with the same error formatting as err +// but that does not match err and cannot be unwrapped. +func Opaque(err error) error { + return noWrapper{err} +} + +type noWrapper struct { + error +} + +func (e noWrapper) FormatError(p Printer) (next error) { + if f, ok := e.error.(Formatter); ok { + return f.FormatError(p) + } + p.Print(e.error) + return nil +} + +// Unwrap returns the result of calling the Unwrap method on err, if err implements +// Unwrap. Otherwise, Unwrap returns nil. +func Unwrap(err error) error { + u, ok := err.(Wrapper) + if !ok { + return nil + } + return u.Unwrap() +} + +// Is reports whether any error in err's chain matches target. +// +// An error is considered to match a target if it is equal to that target or if +// it implements a method Is(error) bool such that Is(target) returns true. +func Is(err, target error) bool { + if target == nil { + return err == target + } + + isComparable := reflect.TypeOf(target).Comparable() + for { + if isComparable && err == target { + return true + } + if x, ok := err.(interface{ Is(error) bool }); ok && x.Is(target) { + return true + } + // TODO: consider supporing target.Is(err). This would allow + // user-definable predicates, but also may allow for coping with sloppy + // APIs, thereby making it easier to get away with them. + if err = Unwrap(err); err == nil { + return false + } + } +} + +// As finds the first error in err's chain that matches the type to which target +// points, and if so, sets the target to its value and returns true. An error +// matches a type if it is assignable to the target type, or if it has a method +// As(interface{}) bool such that As(target) returns true. As will panic if target +// is not a non-nil pointer to a type which implements error or is of interface type. +// +// The As method should set the target to its value and return true if err +// matches the type to which target points. +func As(err error, target interface{}) bool { + if target == nil { + panic("errors: target cannot be nil") + } + val := reflect.ValueOf(target) + typ := val.Type() + if typ.Kind() != reflect.Ptr || val.IsNil() { + panic("errors: target must be a non-nil pointer") + } + if e := typ.Elem(); e.Kind() != reflect.Interface && !e.Implements(errorType) { + panic("errors: *target must be interface or implement error") + } + targetType := typ.Elem() + for err != nil { + if reflect.TypeOf(err).AssignableTo(targetType) { + val.Elem().Set(reflect.ValueOf(err)) + return true + } + if x, ok := err.(interface{ As(interface{}) bool }); ok && x.As(target) { + return true + } + err = Unwrap(err) + } + return false +} + +var errorType = reflect.TypeOf((*error)(nil)).Elem() diff --git a/vendor/k8s.io/api/core/v1/generated.proto b/vendor/k8s.io/api/core/v1/generated.proto index 3ae96250c2b..916e2601e69 100644 --- a/vendor/k8s.io/api/core/v1/generated.proto +++ b/vendor/k8s.io/api/core/v1/generated.proto @@ -424,6 +424,7 @@ message ComponentCondition { } // ComponentStatus (and ComponentStatusList) holds the cluster validation info. +// Deprecated: This API is deprecated in v1.19+ message ComponentStatus { // Standard object's metadata. // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata @@ -438,6 +439,7 @@ message ComponentStatus { } // Status of all the conditions for the component as a list of ComponentStatus objects. +// Deprecated: This API is deprecated in v1.19+ message ComponentStatusList { // Standard list metadata. // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds diff --git a/vendor/k8s.io/api/core/v1/lifecycle.go b/vendor/k8s.io/api/core/v1/lifecycle.go new file mode 100644 index 00000000000..21ca90e815d --- /dev/null +++ b/vendor/k8s.io/api/core/v1/lifecycle.go @@ -0,0 +1,37 @@ +/* +Copyright 2020 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package v1 + +// APILifecycleIntroduced returns the release in which the API struct was introduced as int versions of major and minor for comparison. +func (in *ComponentStatus) APILifecycleIntroduced() (major, minor int) { + return 1, 0 +} + +// APILifecycleDeprecated returns the release in which the API struct was or will be deprecated as int versions of major and minor for comparison. +func (in *ComponentStatus) APILifecycleDeprecated() (major, minor int) { + return 1, 19 +} + +// APILifecycleIntroduced returns the release in which the API struct was introduced as int versions of major and minor for comparison. +func (in *ComponentStatusList) APILifecycleIntroduced() (major, minor int) { + return 1, 0 +} + +// APILifecycleDeprecated returns the release in which the API struct was or will be deprecated as int versions of major and minor for comparison. +func (in *ComponentStatusList) APILifecycleDeprecated() (major, minor int) { + return 1, 19 +} diff --git a/vendor/k8s.io/api/core/v1/types.go b/vendor/k8s.io/api/core/v1/types.go index 08b6c700672..f3ec52e71c6 100644 --- a/vendor/k8s.io/api/core/v1/types.go +++ b/vendor/k8s.io/api/core/v1/types.go @@ -5828,6 +5828,7 @@ type ComponentCondition struct { // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object // ComponentStatus (and ComponentStatusList) holds the cluster validation info. +// Deprecated: This API is deprecated in v1.19+ type ComponentStatus struct { metav1.TypeMeta `json:",inline"` // Standard object's metadata. @@ -5845,6 +5846,7 @@ type ComponentStatus struct { // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object // Status of all the conditions for the component as a list of ComponentStatus objects. +// Deprecated: This API is deprecated in v1.19+ type ComponentStatusList struct { metav1.TypeMeta `json:",inline"` // Standard list metadata. diff --git a/vendor/k8s.io/api/core/v1/types_swagger_doc_generated.go b/vendor/k8s.io/api/core/v1/types_swagger_doc_generated.go index 2969a9b0e51..61832b8159a 100644 --- a/vendor/k8s.io/api/core/v1/types_swagger_doc_generated.go +++ b/vendor/k8s.io/api/core/v1/types_swagger_doc_generated.go @@ -230,7 +230,7 @@ func (ComponentCondition) SwaggerDoc() map[string]string { } var map_ComponentStatus = map[string]string{ - "": "ComponentStatus (and ComponentStatusList) holds the cluster validation info.", + "": "ComponentStatus (and ComponentStatusList) holds the cluster validation info. Deprecated: This API is deprecated in v1.19+", "metadata": "Standard object's metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata", "conditions": "List of component conditions observed", } @@ -240,7 +240,7 @@ func (ComponentStatus) SwaggerDoc() map[string]string { } var map_ComponentStatusList = map[string]string{ - "": "Status of all the conditions for the component as a list of ComponentStatus objects.", + "": "Status of all the conditions for the component as a list of ComponentStatus objects. Deprecated: This API is deprecated in v1.19+", "metadata": "Standard list metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds", "items": "List of ComponentStatus objects.", } diff --git a/vendor/k8s.io/apimachinery/pkg/runtime/converter.go b/vendor/k8s.io/apimachinery/pkg/runtime/converter.go index 31f6e00b0f7..871e4c8c46e 100644 --- a/vendor/k8s.io/apimachinery/pkg/runtime/converter.go +++ b/vendor/k8s.io/apimachinery/pkg/runtime/converter.go @@ -31,7 +31,7 @@ import ( "k8s.io/apimachinery/pkg/conversion" "k8s.io/apimachinery/pkg/util/json" utilruntime "k8s.io/apimachinery/pkg/util/runtime" - "sigs.k8s.io/structured-merge-diff/v3/value" + "sigs.k8s.io/structured-merge-diff/v4/value" "k8s.io/klog/v2" ) diff --git a/vendor/k8s.io/apimachinery/pkg/util/net/http.go b/vendor/k8s.io/apimachinery/pkg/util/net/http.go index 406df25e0b5..945886c4380 100644 --- a/vendor/k8s.io/apimachinery/pkg/util/net/http.go +++ b/vendor/k8s.io/apimachinery/pkg/util/net/http.go @@ -62,8 +62,11 @@ func JoinPreservingTrailingSlash(elem ...string) string { // IsTimeout returns true if the given error is a network timeout error func IsTimeout(err error) bool { - neterr, ok := err.(net.Error) - return ok && neterr != nil && neterr.Timeout() + var neterr net.Error + if errors.As(err, &neterr) { + return neterr != nil && neterr.Timeout() + } + return false } // IsProbableEOF returns true if the given error resembles a connection termination @@ -76,7 +79,8 @@ func IsProbableEOF(err error) bool { if err == nil { return false } - if uerr, ok := err.(*url.Error); ok { + var uerr *url.Error + if errors.As(err, &uerr) { err = uerr.Err } msg := err.Error() diff --git a/vendor/k8s.io/apimachinery/pkg/util/net/util.go b/vendor/k8s.io/apimachinery/pkg/util/net/util.go index 2e7cb949946..5950087e022 100644 --- a/vendor/k8s.io/apimachinery/pkg/util/net/util.go +++ b/vendor/k8s.io/apimachinery/pkg/util/net/util.go @@ -17,9 +17,8 @@ limitations under the License. package net import ( + "errors" "net" - "net/url" - "os" "reflect" "syscall" ) @@ -40,34 +39,18 @@ func IPNetEqual(ipnet1, ipnet2 *net.IPNet) bool { // Returns if the given err is "connection reset by peer" error. func IsConnectionReset(err error) bool { - if urlErr, ok := err.(*url.Error); ok { - err = urlErr.Err - } - if opErr, ok := err.(*net.OpError); ok { - err = opErr.Err - } - if osErr, ok := err.(*os.SyscallError); ok { - err = osErr.Err - } - if errno, ok := err.(syscall.Errno); ok && errno == syscall.ECONNRESET { - return true + var errno syscall.Errno + if errors.As(err, &errno) { + return errno == syscall.ECONNRESET } return false } // Returns if the given err is "connection refused" error func IsConnectionRefused(err error) bool { - if urlErr, ok := err.(*url.Error); ok { - err = urlErr.Err - } - if opErr, ok := err.(*net.OpError); ok { - err = opErr.Err - } - if osErr, ok := err.(*os.SyscallError); ok { - err = osErr.Err - } - if errno, ok := err.(syscall.Errno); ok && errno == syscall.ECONNREFUSED { - return true + var errno syscall.Errno + if errors.As(err, &errno) { + return errno == syscall.ECONNREFUSED } return false } diff --git a/vendor/k8s.io/code-generator/go.mod b/vendor/k8s.io/code-generator/go.mod index 06d52826c07..47424a10186 100644 --- a/vendor/k8s.io/code-generator/go.mod +++ b/vendor/k8s.io/code-generator/go.mod @@ -2,7 +2,7 @@ module k8s.io/code-generator -go 1.13 +go 1.15 require ( github.com/emicklei/go-restful v2.9.5+incompatible // indirect @@ -13,10 +13,12 @@ require ( github.com/mailru/easyjson v0.7.0 // indirect github.com/spf13/pflag v1.0.5 github.com/stretchr/testify v1.4.0 // indirect + golang.org/x/mod v0.3.0 // indirect + golang.org/x/net v0.0.0-20200707034311-ab3426394381 // indirect golang.org/x/text v0.3.3 // indirect - golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0 // indirect + golang.org/x/tools v0.0.0-20200616133436-c1934b75d054 // indirect k8s.io/gengo v0.0.0-20200428234225-8167cfdcfc14 k8s.io/klog/v2 v2.2.0 - k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9 + k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6 sigs.k8s.io/yaml v1.2.0 // indirect ) diff --git a/vendor/k8s.io/code-generator/go.sum b/vendor/k8s.io/code-generator/go.sum index e231f291ac5..36077059706 100644 --- a/vendor/k8s.io/code-generator/go.sum +++ b/vendor/k8s.io/code-generator/go.sum @@ -76,16 +76,26 @@ github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoH github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk= github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= +github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= +golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= +golang.org/x/mod v0.3.0 h1:RM4zey1++hCTbCVQfnWeKs9/IEsaBLA8vTkd0WVtmH4= +golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e h1:3G+cUijn7XD+S4eJFddp53Pv7+slrESplyjG25HgL+k= golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A= +golang.org/x/net v0.0.0-20200707034311-ab3426394381 h1:VXak5I6aEWmAXeQjA+QSZzlgNrpq9mjcfDemuexIKsU= +golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -99,10 +109,12 @@ golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGm golang.org/x/tools v0.0.0-20181011042414-1f849cf54d09/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20181030221726-6c7e314b6563/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= -golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0 h1:6txNFSnY+tteYoO+hf01EpdYcYZiurdC9MDIrcUzEu4= -golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.0.0-20200616133436-c1934b75d054 h1:HHeAlu5H9b71C+Fx0K+1dGgVFN1DM1/wz4aoGOA5qS8= +golang.org/x/tools v0.0.0-20200616133436-c1934b75d054/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7 h1:9zdDQZ7Thm29KFXgAX/+yaf3eVbP7djjWp/dXAppNCc= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= @@ -120,9 +132,9 @@ k8s.io/gengo v0.0.0-20200428234225-8167cfdcfc14/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8 k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE= k8s.io/klog/v2 v2.2.0 h1:XRvcwJozkgZ1UQJmfMGpvRthQHOvihEhYtDfAaxMz/A= k8s.io/klog/v2 v2.2.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y= -k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9 h1:5NC2ITmvg8RoxoH0wgmL4zn4VZqXGsKbxrikjaQx6s4= -k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9/go.mod h1:bfCVj+qXcEaE5SCvzBaqpOySr6tuCcpPKqF6HD8nyCw= -sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw= +k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6 h1:+WnxoVtG8TMiudHBSEtrVL1egv36TkkJm+bA8AxicmQ= +k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o= +sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw= sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q= sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc= diff --git a/vendor/k8s.io/klog/.travis.yml b/vendor/k8s.io/klog/.travis.yml deleted file mode 100644 index 5677664c218..00000000000 --- a/vendor/k8s.io/klog/.travis.yml +++ /dev/null @@ -1,16 +0,0 @@ -language: go -go_import_path: k8s.io/klog -dist: xenial -go: - - 1.9.x - - 1.10.x - - 1.11.x - - 1.12.x -script: - - go get -t -v ./... - - diff -u <(echo -n) <(gofmt -d .) - - diff -u <(echo -n) <(golint $(go list -e ./...)) - - go tool vet . || go vet . - - go test -v -race ./... -install: - - go get golang.org/x/lint/golint diff --git a/vendor/k8s.io/klog/CONTRIBUTING.md b/vendor/k8s.io/klog/CONTRIBUTING.md deleted file mode 100644 index 574a56abbbe..00000000000 --- a/vendor/k8s.io/klog/CONTRIBUTING.md +++ /dev/null @@ -1,22 +0,0 @@ -# Contributing Guidelines - -Welcome to Kubernetes. We are excited about the prospect of you joining our [community](https://github.com/kubernetes/community)! The Kubernetes community abides by the CNCF [code of conduct](code-of-conduct.md). Here is an excerpt: - -_As contributors and maintainers of this project, and in the interest of fostering an open and welcoming community, we pledge to respect all people who contribute through reporting issues, posting feature requests, updating documentation, submitting pull requests or patches, and other activities._ - -## Getting Started - -We have full documentation on how to get started contributing here: - -- [Contributor License Agreement](https://git.k8s.io/community/CLA.md) Kubernetes projects require that you sign a Contributor License Agreement (CLA) before we can accept your pull requests -- [Kubernetes Contributor Guide](http://git.k8s.io/community/contributors/guide) - Main contributor documentation, or you can just jump directly to the [contributing section](http://git.k8s.io/community/contributors/guide#contributing) -- [Contributor Cheat Sheet](https://git.k8s.io/community/contributors/guide/contributor-cheatsheet.md) - Common resources for existing developers - -## Mentorship - -- [Mentoring Initiatives](https://git.k8s.io/community/mentoring) - We have a diverse set of mentorship programs available that are always looking for volunteers! - -## Contact Information - -- [Slack](https://kubernetes.slack.com/messages/sig-architecture) -- [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-architecture) diff --git a/vendor/k8s.io/klog/LICENSE b/vendor/k8s.io/klog/LICENSE deleted file mode 100644 index 37ec93a14fd..00000000000 --- a/vendor/k8s.io/klog/LICENSE +++ /dev/null @@ -1,191 +0,0 @@ -Apache License -Version 2.0, January 2004 -http://www.apache.org/licenses/ - -TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - -1. Definitions. - -"License" shall mean the terms and conditions for use, reproduction, and -distribution as defined by Sections 1 through 9 of this document. - -"Licensor" shall mean the copyright owner or entity authorized by the copyright -owner that is granting the License. - -"Legal Entity" shall mean the union of the acting entity and all other entities -that control, are controlled by, or are under common control with that entity. -For the purposes of this definition, "control" means (i) the power, direct or -indirect, to cause the direction or management of such entity, whether by -contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the -outstanding shares, or (iii) beneficial ownership of such entity. - -"You" (or "Your") shall mean an individual or Legal Entity exercising -permissions granted by this License. - -"Source" form shall mean the preferred form for making modifications, including -but not limited to software source code, documentation source, and configuration -files. - -"Object" form shall mean any form resulting from mechanical transformation or -translation of a Source form, including but not limited to compiled object code, -generated documentation, and conversions to other media types. - -"Work" shall mean the work of authorship, whether in Source or Object form, made -available under the License, as indicated by a copyright notice that is included -in or attached to the work (an example is provided in the Appendix below). - -"Derivative Works" shall mean any work, whether in Source or Object form, that -is based on (or derived from) the Work and for which the editorial revisions, -annotations, elaborations, or other modifications represent, as a whole, an -original work of authorship. For the purposes of this License, Derivative Works -shall not include works that remain separable from, or merely link (or bind by -name) to the interfaces of, the Work and Derivative Works thereof. - -"Contribution" shall mean any work of authorship, including the original version -of the Work and any modifications or additions to that Work or Derivative Works -thereof, that is intentionally submitted to Licensor for inclusion in the Work -by the copyright owner or by an individual or Legal Entity authorized to submit -on behalf of the copyright owner. For the purposes of this definition, -"submitted" means any form of electronic, verbal, or written communication sent -to the Licensor or its representatives, including but not limited to -communication on electronic mailing lists, source code control systems, and -issue tracking systems that are managed by, or on behalf of, the Licensor for -the purpose of discussing and improving the Work, but excluding communication -that is conspicuously marked or otherwise designated in writing by the copyright -owner as "Not a Contribution." - -"Contributor" shall mean Licensor and any individual or Legal Entity on behalf -of whom a Contribution has been received by Licensor and subsequently -incorporated within the Work. - -2. Grant of Copyright License. - -Subject to the terms and conditions of this License, each Contributor hereby -grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, -irrevocable copyright license to reproduce, prepare Derivative Works of, -publicly display, publicly perform, sublicense, and distribute the Work and such -Derivative Works in Source or Object form. - -3. Grant of Patent License. - -Subject to the terms and conditions of this License, each Contributor hereby -grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, -irrevocable (except as stated in this section) patent license to make, have -made, use, offer to sell, sell, import, and otherwise transfer the Work, where -such license applies only to those patent claims licensable by such Contributor -that are necessarily infringed by their Contribution(s) alone or by combination -of their Contribution(s) with the Work to which such Contribution(s) was -submitted. If You institute patent litigation against any entity (including a -cross-claim or counterclaim in a lawsuit) alleging that the Work or a -Contribution incorporated within the Work constitutes direct or contributory -patent infringement, then any patent licenses granted to You under this License -for that Work shall terminate as of the date such litigation is filed. - -4. Redistribution. - -You may reproduce and distribute copies of the Work or Derivative Works thereof -in any medium, with or without modifications, and in Source or Object form, -provided that You meet the following conditions: - -You must give any other recipients of the Work or Derivative Works a copy of -this License; and -You must cause any modified files to carry prominent notices stating that You -changed the files; and -You must retain, in the Source form of any Derivative Works that You distribute, -all copyright, patent, trademark, and attribution notices from the Source form -of the Work, excluding those notices that do not pertain to any part of the -Derivative Works; and -If the Work includes a "NOTICE" text file as part of its distribution, then any -Derivative Works that You distribute must include a readable copy of the -attribution notices contained within such NOTICE file, excluding those notices -that do not pertain to any part of the Derivative Works, in at least one of the -following places: within a NOTICE text file distributed as part of the -Derivative Works; within the Source form or documentation, if provided along -with the Derivative Works; or, within a display generated by the Derivative -Works, if and wherever such third-party notices normally appear. The contents of -the NOTICE file are for informational purposes only and do not modify the -License. You may add Your own attribution notices within Derivative Works that -You distribute, alongside or as an addendum to the NOTICE text from the Work, -provided that such additional attribution notices cannot be construed as -modifying the License. -You may add Your own copyright statement to Your modifications and may provide -additional or different license terms and conditions for use, reproduction, or -distribution of Your modifications, or for any such Derivative Works as a whole, -provided Your use, reproduction, and distribution of the Work otherwise complies -with the conditions stated in this License. - -5. Submission of Contributions. - -Unless You explicitly state otherwise, any Contribution intentionally submitted -for inclusion in the Work by You to the Licensor shall be under the terms and -conditions of this License, without any additional terms or conditions. -Notwithstanding the above, nothing herein shall supersede or modify the terms of -any separate license agreement you may have executed with Licensor regarding -such Contributions. - -6. Trademarks. - -This License does not grant permission to use the trade names, trademarks, -service marks, or product names of the Licensor, except as required for -reasonable and customary use in describing the origin of the Work and -reproducing the content of the NOTICE file. - -7. Disclaimer of Warranty. - -Unless required by applicable law or agreed to in writing, Licensor provides the -Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, -including, without limitation, any warranties or conditions of TITLE, -NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. You are -solely responsible for determining the appropriateness of using or -redistributing the Work and assume any risks associated with Your exercise of -permissions under this License. - -8. Limitation of Liability. - -In no event and under no legal theory, whether in tort (including negligence), -contract, or otherwise, unless required by applicable law (such as deliberate -and grossly negligent acts) or agreed to in writing, shall any Contributor be -liable to You for damages, including any direct, indirect, special, incidental, -or consequential damages of any character arising as a result of this License or -out of the use or inability to use the Work (including but not limited to -damages for loss of goodwill, work stoppage, computer failure or malfunction, or -any and all other commercial damages or losses), even if such Contributor has -been advised of the possibility of such damages. - -9. Accepting Warranty or Additional Liability. - -While redistributing the Work or Derivative Works thereof, You may choose to -offer, and charge a fee for, acceptance of support, warranty, indemnity, or -other liability obligations and/or rights consistent with this License. However, -in accepting such obligations, You may act only on Your own behalf and on Your -sole responsibility, not on behalf of any other Contributor, and only if You -agree to indemnify, defend, and hold each Contributor harmless for any liability -incurred by, or claims asserted against, such Contributor by reason of your -accepting any such warranty or additional liability. - -END OF TERMS AND CONDITIONS - -APPENDIX: How to apply the Apache License to your work - -To apply the Apache License to your work, attach the following boilerplate -notice, with the fields enclosed by brackets "[]" replaced with your own -identifying information. (Don't include the brackets!) The text should be -enclosed in the appropriate comment syntax for the file format. We also -recommend that a file or class name and description of purpose be included on -the same "printed page" as the copyright notice for easier identification within -third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/k8s.io/klog/OWNERS b/vendor/k8s.io/klog/OWNERS deleted file mode 100644 index 380e514f280..00000000000 --- a/vendor/k8s.io/klog/OWNERS +++ /dev/null @@ -1,19 +0,0 @@ -# See the OWNERS docs at https://go.k8s.io/owners -reviewers: - - jayunit100 - - hoegaarden - - andyxning - - neolit123 - - pohly - - yagonobre - - vincepri - - detiber -approvers: - - dims - - thockin - - justinsb - - tallclair - - piosz - - brancz - - DirectXMan12 - - lavalamp diff --git a/vendor/k8s.io/klog/README.md b/vendor/k8s.io/klog/README.md deleted file mode 100644 index 841468b4b65..00000000000 --- a/vendor/k8s.io/klog/README.md +++ /dev/null @@ -1,97 +0,0 @@ -klog -==== - -klog is a permanent fork of https://github.com/golang/glog. - -## Why was klog created? - -The decision to create klog was one that wasn't made lightly, but it was necessary due to some -drawbacks that are present in [glog](https://github.com/golang/glog). Ultimately, the fork was created due to glog not being under active development; this can be seen in the glog README: - -> The code in this repo [...] is not itself under development - -This makes us unable to solve many use cases without a fork. The factors that contributed to needing feature development are listed below: - - * `glog` [presents a lot "gotchas"](https://github.com/kubernetes/kubernetes/issues/61006) and introduces challenges in containerized environments, all of which aren't well documented. - * `glog` doesn't provide an easy way to test logs, which detracts from the stability of software using it - * A long term goal is to implement a logging interface that allows us to add context, change output format, etc. - -Historical context is available here: - - * https://github.com/kubernetes/kubernetes/issues/61006 - * https://github.com/kubernetes/kubernetes/issues/70264 - * https://groups.google.com/forum/#!msg/kubernetes-sig-architecture/wCWiWf3Juzs/hXRVBH90CgAJ - * https://groups.google.com/forum/#!msg/kubernetes-dev/7vnijOMhLS0/1oRiNtigBgAJ - ----- - -How to use klog -=============== -- Replace imports for `github.com/golang/glog` with `k8s.io/klog` -- Use `klog.InitFlags(nil)` explicitly for initializing global flags as we no longer use `init()` method to register the flags -- You can now use `log-file` instead of `log-dir` for logging to a single file (See `examples/log_file/usage_log_file.go`) -- If you want to redirect everything logged using klog somewhere else (say syslog!), you can use `klog.SetOutput()` method and supply a `io.Writer`. (See `examples/set_output/usage_set_output.go`) -- For more logging conventions (See [Logging Conventions](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-instrumentation/logging.md)) - -### Coexisting with glog -This package can be used side by side with glog. [This example](examples/coexist_glog/coexist_glog.go) shows how to initialize and syncronize flags from the global `flag.CommandLine` FlagSet. In addition, the example makes use of stderr as combined output by setting `alsologtostderr` (or `logtostderr`) to `true`. - -## Community, discussion, contribution, and support - -Learn how to engage with the Kubernetes community on the [community page](http://kubernetes.io/community/). - -You can reach the maintainers of this project at: - -- [Slack](https://kubernetes.slack.com/messages/sig-architecture) -- [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-architecture) - -### Code of conduct - -Participation in the Kubernetes community is governed by the [Kubernetes Code of Conduct](code-of-conduct.md). - ----- - -glog -==== - -Leveled execution logs for Go. - -This is an efficient pure Go implementation of leveled logs in the -manner of the open source C++ package - https://github.com/google/glog - -By binding methods to booleans it is possible to use the log package -without paying the expense of evaluating the arguments to the log. -Through the -vmodule flag, the package also provides fine-grained -control over logging at the file level. - -The comment from glog.go introduces the ideas: - - Package glog implements logging analogous to the Google-internal - C++ INFO/ERROR/V setup. It provides functions Info, Warning, - Error, Fatal, plus formatting variants such as Infof. It - also provides V-style logging controlled by the -v and - -vmodule=file=2 flags. - - Basic examples: - - glog.Info("Prepare to repel boarders") - - glog.Fatalf("Initialization failed: %s", err) - - See the documentation for the V function for an explanation - of these examples: - - if glog.V(2) { - glog.Info("Starting transaction...") - } - - glog.V(2).Infoln("Processed", nItems, "elements") - - -The repository contains an open source version of the log package -used inside Google. The master copy of the source lives inside -Google, not here. The code in this repo is for export only and is not itself -under development. Feature requests will be ignored. - -Send bug reports to golang-nuts@googlegroups.com. diff --git a/vendor/k8s.io/klog/RELEASE.md b/vendor/k8s.io/klog/RELEASE.md deleted file mode 100644 index b53eb960ce7..00000000000 --- a/vendor/k8s.io/klog/RELEASE.md +++ /dev/null @@ -1,9 +0,0 @@ -# Release Process - -The `klog` is released on an as-needed basis. The process is as follows: - -1. An issue is proposing a new release with a changelog since the last release -1. All [OWNERS](OWNERS) must LGTM this release -1. An OWNER runs `git tag -s $VERSION` and inserts the changelog and pushes the tag with `git push $VERSION` -1. The release issue is closed -1. An announcement email is sent to `kubernetes-dev@googlegroups.com` with the subject `[ANNOUNCE] kubernetes-template-project $VERSION is released` diff --git a/vendor/k8s.io/klog/SECURITY_CONTACTS b/vendor/k8s.io/klog/SECURITY_CONTACTS deleted file mode 100644 index 6128a586995..00000000000 --- a/vendor/k8s.io/klog/SECURITY_CONTACTS +++ /dev/null @@ -1,20 +0,0 @@ -# Defined below are the security contacts for this repo. -# -# They are the contact point for the Product Security Committee to reach out -# to for triaging and handling of incoming issues. -# -# The below names agree to abide by the -# [Embargo Policy](https://git.k8s.io/security/private-distributors-list.md#embargo-policy) -# and will be removed and replaced if they violate that agreement. -# -# DO NOT REPORT SECURITY VULNERABILITIES DIRECTLY TO THESE NAMES, FOLLOW THE -# INSTRUCTIONS AT https://kubernetes.io/security/ - -dims -thockin -justinsb -tallclair -piosz -brancz -DirectXMan12 -lavalamp diff --git a/vendor/k8s.io/klog/code-of-conduct.md b/vendor/k8s.io/klog/code-of-conduct.md deleted file mode 100644 index 0d15c00cf32..00000000000 --- a/vendor/k8s.io/klog/code-of-conduct.md +++ /dev/null @@ -1,3 +0,0 @@ -# Kubernetes Community Code of Conduct - -Please refer to our [Kubernetes Community Code of Conduct](https://git.k8s.io/community/code-of-conduct.md) diff --git a/vendor/k8s.io/klog/go.mod b/vendor/k8s.io/klog/go.mod deleted file mode 100644 index 3877d8546ab..00000000000 --- a/vendor/k8s.io/klog/go.mod +++ /dev/null @@ -1,5 +0,0 @@ -module k8s.io/klog - -go 1.12 - -require github.com/go-logr/logr v0.1.0 diff --git a/vendor/k8s.io/klog/go.sum b/vendor/k8s.io/klog/go.sum deleted file mode 100644 index fb64d277a7a..00000000000 --- a/vendor/k8s.io/klog/go.sum +++ /dev/null @@ -1,2 +0,0 @@ -github.com/go-logr/logr v0.1.0 h1:M1Tv3VzNlEHg6uyACnRdtrploV2P7wZqH8BoQMtz0cg= -github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas= diff --git a/vendor/k8s.io/klog/klog.go b/vendor/k8s.io/klog/klog.go deleted file mode 100644 index 2712ce0afc1..00000000000 --- a/vendor/k8s.io/klog/klog.go +++ /dev/null @@ -1,1308 +0,0 @@ -// Go support for leveled logs, analogous to https://code.google.com/p/google-glog/ -// -// Copyright 2013 Google Inc. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package klog implements logging analogous to the Google-internal C++ INFO/ERROR/V setup. -// It provides functions Info, Warning, Error, Fatal, plus formatting variants such as -// Infof. It also provides V-style logging controlled by the -v and -vmodule=file=2 flags. -// -// Basic examples: -// -// klog.Info("Prepare to repel boarders") -// -// klog.Fatalf("Initialization failed: %s", err) -// -// See the documentation for the V function for an explanation of these examples: -// -// if klog.V(2) { -// klog.Info("Starting transaction...") -// } -// -// klog.V(2).Infoln("Processed", nItems, "elements") -// -// Log output is buffered and written periodically using Flush. Programs -// should call Flush before exiting to guarantee all log output is written. -// -// By default, all log statements write to standard error. -// This package provides several flags that modify this behavior. -// As a result, flag.Parse must be called before any logging is done. -// -// -logtostderr=true -// Logs are written to standard error instead of to files. -// -alsologtostderr=false -// Logs are written to standard error as well as to files. -// -stderrthreshold=ERROR -// Log events at or above this severity are logged to standard -// error as well as to files. -// -log_dir="" -// Log files will be written to this directory instead of the -// default temporary directory. -// -// Other flags provide aids to debugging. -// -// -log_backtrace_at="" -// When set to a file and line number holding a logging statement, -// such as -// -log_backtrace_at=gopherflakes.go:234 -// a stack trace will be written to the Info log whenever execution -// hits that statement. (Unlike with -vmodule, the ".go" must be -// present.) -// -v=0 -// Enable V-leveled logging at the specified level. -// -vmodule="" -// The syntax of the argument is a comma-separated list of pattern=N, -// where pattern is a literal file name (minus the ".go" suffix) or -// "glob" pattern and N is a V level. For instance, -// -vmodule=gopher*=3 -// sets the V level to 3 in all Go files whose names begin "gopher". -// -package klog - -import ( - "bufio" - "bytes" - "errors" - "flag" - "fmt" - "io" - stdLog "log" - "math" - "os" - "path/filepath" - "runtime" - "strconv" - "strings" - "sync" - "sync/atomic" - "time" -) - -// severity identifies the sort of log: info, warning etc. It also implements -// the flag.Value interface. The -stderrthreshold flag is of type severity and -// should be modified only through the flag.Value interface. The values match -// the corresponding constants in C++. -type severity int32 // sync/atomic int32 - -// These constants identify the log levels in order of increasing severity. -// A message written to a high-severity log file is also written to each -// lower-severity log file. -const ( - infoLog severity = iota - warningLog - errorLog - fatalLog - numSeverity = 4 -) - -const severityChar = "IWEF" - -var severityName = []string{ - infoLog: "INFO", - warningLog: "WARNING", - errorLog: "ERROR", - fatalLog: "FATAL", -} - -// get returns the value of the severity. -func (s *severity) get() severity { - return severity(atomic.LoadInt32((*int32)(s))) -} - -// set sets the value of the severity. -func (s *severity) set(val severity) { - atomic.StoreInt32((*int32)(s), int32(val)) -} - -// String is part of the flag.Value interface. -func (s *severity) String() string { - return strconv.FormatInt(int64(*s), 10) -} - -// Get is part of the flag.Value interface. -func (s *severity) Get() interface{} { - return *s -} - -// Set is part of the flag.Value interface. -func (s *severity) Set(value string) error { - var threshold severity - // Is it a known name? - if v, ok := severityByName(value); ok { - threshold = v - } else { - v, err := strconv.ParseInt(value, 10, 32) - if err != nil { - return err - } - threshold = severity(v) - } - logging.stderrThreshold.set(threshold) - return nil -} - -func severityByName(s string) (severity, bool) { - s = strings.ToUpper(s) - for i, name := range severityName { - if name == s { - return severity(i), true - } - } - return 0, false -} - -// OutputStats tracks the number of output lines and bytes written. -type OutputStats struct { - lines int64 - bytes int64 -} - -// Lines returns the number of lines written. -func (s *OutputStats) Lines() int64 { - return atomic.LoadInt64(&s.lines) -} - -// Bytes returns the number of bytes written. -func (s *OutputStats) Bytes() int64 { - return atomic.LoadInt64(&s.bytes) -} - -// Stats tracks the number of lines of output and number of bytes -// per severity level. Values must be read with atomic.LoadInt64. -var Stats struct { - Info, Warning, Error OutputStats -} - -var severityStats = [numSeverity]*OutputStats{ - infoLog: &Stats.Info, - warningLog: &Stats.Warning, - errorLog: &Stats.Error, -} - -// Level is exported because it appears in the arguments to V and is -// the type of the v flag, which can be set programmatically. -// It's a distinct type because we want to discriminate it from logType. -// Variables of type level are only changed under logging.mu. -// The -v flag is read only with atomic ops, so the state of the logging -// module is consistent. - -// Level is treated as a sync/atomic int32. - -// Level specifies a level of verbosity for V logs. *Level implements -// flag.Value; the -v flag is of type Level and should be modified -// only through the flag.Value interface. -type Level int32 - -// get returns the value of the Level. -func (l *Level) get() Level { - return Level(atomic.LoadInt32((*int32)(l))) -} - -// set sets the value of the Level. -func (l *Level) set(val Level) { - atomic.StoreInt32((*int32)(l), int32(val)) -} - -// String is part of the flag.Value interface. -func (l *Level) String() string { - return strconv.FormatInt(int64(*l), 10) -} - -// Get is part of the flag.Value interface. -func (l *Level) Get() interface{} { - return *l -} - -// Set is part of the flag.Value interface. -func (l *Level) Set(value string) error { - v, err := strconv.ParseInt(value, 10, 32) - if err != nil { - return err - } - logging.mu.Lock() - defer logging.mu.Unlock() - logging.setVState(Level(v), logging.vmodule.filter, false) - return nil -} - -// moduleSpec represents the setting of the -vmodule flag. -type moduleSpec struct { - filter []modulePat -} - -// modulePat contains a filter for the -vmodule flag. -// It holds a verbosity level and a file pattern to match. -type modulePat struct { - pattern string - literal bool // The pattern is a literal string - level Level -} - -// match reports whether the file matches the pattern. It uses a string -// comparison if the pattern contains no metacharacters. -func (m *modulePat) match(file string) bool { - if m.literal { - return file == m.pattern - } - match, _ := filepath.Match(m.pattern, file) - return match -} - -func (m *moduleSpec) String() string { - // Lock because the type is not atomic. TODO: clean this up. - logging.mu.Lock() - defer logging.mu.Unlock() - var b bytes.Buffer - for i, f := range m.filter { - if i > 0 { - b.WriteRune(',') - } - fmt.Fprintf(&b, "%s=%d", f.pattern, f.level) - } - return b.String() -} - -// Get is part of the (Go 1.2) flag.Getter interface. It always returns nil for this flag type since the -// struct is not exported. -func (m *moduleSpec) Get() interface{} { - return nil -} - -var errVmoduleSyntax = errors.New("syntax error: expect comma-separated list of filename=N") - -// Syntax: -vmodule=recordio=2,file=1,gfs*=3 -func (m *moduleSpec) Set(value string) error { - var filter []modulePat - for _, pat := range strings.Split(value, ",") { - if len(pat) == 0 { - // Empty strings such as from a trailing comma can be ignored. - continue - } - patLev := strings.Split(pat, "=") - if len(patLev) != 2 || len(patLev[0]) == 0 || len(patLev[1]) == 0 { - return errVmoduleSyntax - } - pattern := patLev[0] - v, err := strconv.ParseInt(patLev[1], 10, 32) - if err != nil { - return errors.New("syntax error: expect comma-separated list of filename=N") - } - if v < 0 { - return errors.New("negative value for vmodule level") - } - if v == 0 { - continue // Ignore. It's harmless but no point in paying the overhead. - } - // TODO: check syntax of filter? - filter = append(filter, modulePat{pattern, isLiteral(pattern), Level(v)}) - } - logging.mu.Lock() - defer logging.mu.Unlock() - logging.setVState(logging.verbosity, filter, true) - return nil -} - -// isLiteral reports whether the pattern is a literal string, that is, has no metacharacters -// that require filepath.Match to be called to match the pattern. -func isLiteral(pattern string) bool { - return !strings.ContainsAny(pattern, `\*?[]`) -} - -// traceLocation represents the setting of the -log_backtrace_at flag. -type traceLocation struct { - file string - line int -} - -// isSet reports whether the trace location has been specified. -// logging.mu is held. -func (t *traceLocation) isSet() bool { - return t.line > 0 -} - -// match reports whether the specified file and line matches the trace location. -// The argument file name is the full path, not the basename specified in the flag. -// logging.mu is held. -func (t *traceLocation) match(file string, line int) bool { - if t.line != line { - return false - } - if i := strings.LastIndex(file, "/"); i >= 0 { - file = file[i+1:] - } - return t.file == file -} - -func (t *traceLocation) String() string { - // Lock because the type is not atomic. TODO: clean this up. - logging.mu.Lock() - defer logging.mu.Unlock() - return fmt.Sprintf("%s:%d", t.file, t.line) -} - -// Get is part of the (Go 1.2) flag.Getter interface. It always returns nil for this flag type since the -// struct is not exported -func (t *traceLocation) Get() interface{} { - return nil -} - -var errTraceSyntax = errors.New("syntax error: expect file.go:234") - -// Syntax: -log_backtrace_at=gopherflakes.go:234 -// Note that unlike vmodule the file extension is included here. -func (t *traceLocation) Set(value string) error { - if value == "" { - // Unset. - t.line = 0 - t.file = "" - } - fields := strings.Split(value, ":") - if len(fields) != 2 { - return errTraceSyntax - } - file, line := fields[0], fields[1] - if !strings.Contains(file, ".") { - return errTraceSyntax - } - v, err := strconv.Atoi(line) - if err != nil { - return errTraceSyntax - } - if v <= 0 { - return errors.New("negative or zero value for level") - } - logging.mu.Lock() - defer logging.mu.Unlock() - t.line = v - t.file = file - return nil -} - -// flushSyncWriter is the interface satisfied by logging destinations. -type flushSyncWriter interface { - Flush() error - Sync() error - io.Writer -} - -// init sets up the defaults and runs flushDaemon. -func init() { - logging.stderrThreshold = errorLog // Default stderrThreshold is ERROR. - logging.setVState(0, nil, false) - logging.logDir = "" - logging.logFile = "" - logging.logFileMaxSizeMB = 1800 - logging.toStderr = true - logging.alsoToStderr = false - logging.skipHeaders = false - logging.addDirHeader = false - logging.skipLogHeaders = false - go logging.flushDaemon() -} - -// InitFlags is for explicitly initializing the flags. -func InitFlags(flagset *flag.FlagSet) { - if flagset == nil { - flagset = flag.CommandLine - } - - flagset.StringVar(&logging.logDir, "log_dir", logging.logDir, "If non-empty, write log files in this directory") - flagset.StringVar(&logging.logFile, "log_file", logging.logFile, "If non-empty, use this log file") - flagset.Uint64Var(&logging.logFileMaxSizeMB, "log_file_max_size", logging.logFileMaxSizeMB, - "Defines the maximum size a log file can grow to. Unit is megabytes. "+ - "If the value is 0, the maximum file size is unlimited.") - flagset.BoolVar(&logging.toStderr, "logtostderr", logging.toStderr, "log to standard error instead of files") - flagset.BoolVar(&logging.alsoToStderr, "alsologtostderr", logging.alsoToStderr, "log to standard error as well as files") - flagset.Var(&logging.verbosity, "v", "number for the log level verbosity") - flagset.BoolVar(&logging.skipHeaders, "add_dir_header", logging.addDirHeader, "If true, adds the file directory to the header") - flagset.BoolVar(&logging.skipHeaders, "skip_headers", logging.skipHeaders, "If true, avoid header prefixes in the log messages") - flagset.BoolVar(&logging.skipLogHeaders, "skip_log_headers", logging.skipLogHeaders, "If true, avoid headers when opening log files") - flagset.Var(&logging.stderrThreshold, "stderrthreshold", "logs at or above this threshold go to stderr") - flagset.Var(&logging.vmodule, "vmodule", "comma-separated list of pattern=N settings for file-filtered logging") - flagset.Var(&logging.traceLocation, "log_backtrace_at", "when logging hits line file:N, emit a stack trace") -} - -// Flush flushes all pending log I/O. -func Flush() { - logging.lockAndFlushAll() -} - -// loggingT collects all the global state of the logging setup. -type loggingT struct { - // Boolean flags. Not handled atomically because the flag.Value interface - // does not let us avoid the =true, and that shorthand is necessary for - // compatibility. TODO: does this matter enough to fix? Seems unlikely. - toStderr bool // The -logtostderr flag. - alsoToStderr bool // The -alsologtostderr flag. - - // Level flag. Handled atomically. - stderrThreshold severity // The -stderrthreshold flag. - - // freeList is a list of byte buffers, maintained under freeListMu. - freeList *buffer - // freeListMu maintains the free list. It is separate from the main mutex - // so buffers can be grabbed and printed to without holding the main lock, - // for better parallelization. - freeListMu sync.Mutex - - // mu protects the remaining elements of this structure and is - // used to synchronize logging. - mu sync.Mutex - // file holds writer for each of the log types. - file [numSeverity]flushSyncWriter - // pcs is used in V to avoid an allocation when computing the caller's PC. - pcs [1]uintptr - // vmap is a cache of the V Level for each V() call site, identified by PC. - // It is wiped whenever the vmodule flag changes state. - vmap map[uintptr]Level - // filterLength stores the length of the vmodule filter chain. If greater - // than zero, it means vmodule is enabled. It may be read safely - // using sync.LoadInt32, but is only modified under mu. - filterLength int32 - // traceLocation is the state of the -log_backtrace_at flag. - traceLocation traceLocation - // These flags are modified only under lock, although verbosity may be fetched - // safely using atomic.LoadInt32. - vmodule moduleSpec // The state of the -vmodule flag. - verbosity Level // V logging level, the value of the -v flag/ - - // If non-empty, overrides the choice of directory in which to write logs. - // See createLogDirs for the full list of possible destinations. - logDir string - - // If non-empty, specifies the path of the file to write logs. mutually exclusive - // with the log-dir option. - logFile string - - // When logFile is specified, this limiter makes sure the logFile won't exceeds a certain size. When exceeds, the - // logFile will be cleaned up. If this value is 0, no size limitation will be applied to logFile. - logFileMaxSizeMB uint64 - - // If true, do not add the prefix headers, useful when used with SetOutput - skipHeaders bool - - // If true, do not add the headers to log files - skipLogHeaders bool - - // If true, add the file directory to the header - addDirHeader bool -} - -// buffer holds a byte Buffer for reuse. The zero value is ready for use. -type buffer struct { - bytes.Buffer - tmp [64]byte // temporary byte array for creating headers. - next *buffer -} - -var logging loggingT - -// setVState sets a consistent state for V logging. -// l.mu is held. -func (l *loggingT) setVState(verbosity Level, filter []modulePat, setFilter bool) { - // Turn verbosity off so V will not fire while we are in transition. - logging.verbosity.set(0) - // Ditto for filter length. - atomic.StoreInt32(&logging.filterLength, 0) - - // Set the new filters and wipe the pc->Level map if the filter has changed. - if setFilter { - logging.vmodule.filter = filter - logging.vmap = make(map[uintptr]Level) - } - - // Things are consistent now, so enable filtering and verbosity. - // They are enabled in order opposite to that in V. - atomic.StoreInt32(&logging.filterLength, int32(len(filter))) - logging.verbosity.set(verbosity) -} - -// getBuffer returns a new, ready-to-use buffer. -func (l *loggingT) getBuffer() *buffer { - l.freeListMu.Lock() - b := l.freeList - if b != nil { - l.freeList = b.next - } - l.freeListMu.Unlock() - if b == nil { - b = new(buffer) - } else { - b.next = nil - b.Reset() - } - return b -} - -// putBuffer returns a buffer to the free list. -func (l *loggingT) putBuffer(b *buffer) { - if b.Len() >= 256 { - // Let big buffers die a natural death. - return - } - l.freeListMu.Lock() - b.next = l.freeList - l.freeList = b - l.freeListMu.Unlock() -} - -var timeNow = time.Now // Stubbed out for testing. - -/* -header formats a log header as defined by the C++ implementation. -It returns a buffer containing the formatted header and the user's file and line number. -The depth specifies how many stack frames above lives the source line to be identified in the log message. - -Log lines have this form: - Lmmdd hh:mm:ss.uuuuuu threadid file:line] msg... -where the fields are defined as follows: - L A single character, representing the log level (eg 'I' for INFO) - mm The month (zero padded; ie May is '05') - dd The day (zero padded) - hh:mm:ss.uuuuuu Time in hours, minutes and fractional seconds - threadid The space-padded thread ID as returned by GetTID() - file The file name - line The line number - msg The user-supplied message -*/ -func (l *loggingT) header(s severity, depth int) (*buffer, string, int) { - _, file, line, ok := runtime.Caller(3 + depth) - if !ok { - file = "???" - line = 1 - } else { - if slash := strings.LastIndex(file, "/"); slash >= 0 { - path := file - file = path[slash+1:] - if l.addDirHeader { - if dirsep := strings.LastIndex(path[:slash], "/"); dirsep >= 0 { - file = path[dirsep+1:] - } - } - } - } - return l.formatHeader(s, file, line), file, line -} - -// formatHeader formats a log header using the provided file name and line number. -func (l *loggingT) formatHeader(s severity, file string, line int) *buffer { - now := timeNow() - if line < 0 { - line = 0 // not a real line number, but acceptable to someDigits - } - if s > fatalLog { - s = infoLog // for safety. - } - buf := l.getBuffer() - if l.skipHeaders { - return buf - } - - // Avoid Fprintf, for speed. The format is so simple that we can do it quickly by hand. - // It's worth about 3X. Fprintf is hard. - _, month, day := now.Date() - hour, minute, second := now.Clock() - // Lmmdd hh:mm:ss.uuuuuu threadid file:line] - buf.tmp[0] = severityChar[s] - buf.twoDigits(1, int(month)) - buf.twoDigits(3, day) - buf.tmp[5] = ' ' - buf.twoDigits(6, hour) - buf.tmp[8] = ':' - buf.twoDigits(9, minute) - buf.tmp[11] = ':' - buf.twoDigits(12, second) - buf.tmp[14] = '.' - buf.nDigits(6, 15, now.Nanosecond()/1000, '0') - buf.tmp[21] = ' ' - buf.nDigits(7, 22, pid, ' ') // TODO: should be TID - buf.tmp[29] = ' ' - buf.Write(buf.tmp[:30]) - buf.WriteString(file) - buf.tmp[0] = ':' - n := buf.someDigits(1, line) - buf.tmp[n+1] = ']' - buf.tmp[n+2] = ' ' - buf.Write(buf.tmp[:n+3]) - return buf -} - -// Some custom tiny helper functions to print the log header efficiently. - -const digits = "0123456789" - -// twoDigits formats a zero-prefixed two-digit integer at buf.tmp[i]. -func (buf *buffer) twoDigits(i, d int) { - buf.tmp[i+1] = digits[d%10] - d /= 10 - buf.tmp[i] = digits[d%10] -} - -// nDigits formats an n-digit integer at buf.tmp[i], -// padding with pad on the left. -// It assumes d >= 0. -func (buf *buffer) nDigits(n, i, d int, pad byte) { - j := n - 1 - for ; j >= 0 && d > 0; j-- { - buf.tmp[i+j] = digits[d%10] - d /= 10 - } - for ; j >= 0; j-- { - buf.tmp[i+j] = pad - } -} - -// someDigits formats a zero-prefixed variable-width integer at buf.tmp[i]. -func (buf *buffer) someDigits(i, d int) int { - // Print into the top, then copy down. We know there's space for at least - // a 10-digit number. - j := len(buf.tmp) - for { - j-- - buf.tmp[j] = digits[d%10] - d /= 10 - if d == 0 { - break - } - } - return copy(buf.tmp[i:], buf.tmp[j:]) -} - -func (l *loggingT) println(s severity, args ...interface{}) { - buf, file, line := l.header(s, 0) - fmt.Fprintln(buf, args...) - l.output(s, buf, file, line, false) -} - -func (l *loggingT) print(s severity, args ...interface{}) { - l.printDepth(s, 1, args...) -} - -func (l *loggingT) printDepth(s severity, depth int, args ...interface{}) { - buf, file, line := l.header(s, depth) - fmt.Fprint(buf, args...) - if buf.Bytes()[buf.Len()-1] != '\n' { - buf.WriteByte('\n') - } - l.output(s, buf, file, line, false) -} - -func (l *loggingT) printf(s severity, format string, args ...interface{}) { - buf, file, line := l.header(s, 0) - fmt.Fprintf(buf, format, args...) - if buf.Bytes()[buf.Len()-1] != '\n' { - buf.WriteByte('\n') - } - l.output(s, buf, file, line, false) -} - -// printWithFileLine behaves like print but uses the provided file and line number. If -// alsoLogToStderr is true, the log message always appears on standard error; it -// will also appear in the log file unless --logtostderr is set. -func (l *loggingT) printWithFileLine(s severity, file string, line int, alsoToStderr bool, args ...interface{}) { - buf := l.formatHeader(s, file, line) - fmt.Fprint(buf, args...) - if buf.Bytes()[buf.Len()-1] != '\n' { - buf.WriteByte('\n') - } - l.output(s, buf, file, line, alsoToStderr) -} - -// redirectBuffer is used to set an alternate destination for the logs -type redirectBuffer struct { - w io.Writer -} - -func (rb *redirectBuffer) Sync() error { - return nil -} - -func (rb *redirectBuffer) Flush() error { - return nil -} - -func (rb *redirectBuffer) Write(bytes []byte) (n int, err error) { - return rb.w.Write(bytes) -} - -// SetOutput sets the output destination for all severities -func SetOutput(w io.Writer) { - logging.mu.Lock() - defer logging.mu.Unlock() - for s := fatalLog; s >= infoLog; s-- { - rb := &redirectBuffer{ - w: w, - } - logging.file[s] = rb - } -} - -// SetOutputBySeverity sets the output destination for specific severity -func SetOutputBySeverity(name string, w io.Writer) { - logging.mu.Lock() - defer logging.mu.Unlock() - sev, ok := severityByName(name) - if !ok { - panic(fmt.Sprintf("SetOutputBySeverity(%q): unrecognized severity name", name)) - } - rb := &redirectBuffer{ - w: w, - } - logging.file[sev] = rb -} - -// output writes the data to the log files and releases the buffer. -func (l *loggingT) output(s severity, buf *buffer, file string, line int, alsoToStderr bool) { - l.mu.Lock() - if l.traceLocation.isSet() { - if l.traceLocation.match(file, line) { - buf.Write(stacks(false)) - } - } - data := buf.Bytes() - if l.toStderr { - os.Stderr.Write(data) - } else { - if alsoToStderr || l.alsoToStderr || s >= l.stderrThreshold.get() { - os.Stderr.Write(data) - } - - if logging.logFile != "" { - // Since we are using a single log file, all of the items in l.file array - // will point to the same file, so just use one of them to write data. - if l.file[infoLog] == nil { - if err := l.createFiles(infoLog); err != nil { - os.Stderr.Write(data) // Make sure the message appears somewhere. - l.exit(err) - } - } - l.file[infoLog].Write(data) - } else { - if l.file[s] == nil { - if err := l.createFiles(s); err != nil { - os.Stderr.Write(data) // Make sure the message appears somewhere. - l.exit(err) - } - } - - switch s { - case fatalLog: - l.file[fatalLog].Write(data) - fallthrough - case errorLog: - l.file[errorLog].Write(data) - fallthrough - case warningLog: - l.file[warningLog].Write(data) - fallthrough - case infoLog: - l.file[infoLog].Write(data) - } - } - } - if s == fatalLog { - // If we got here via Exit rather than Fatal, print no stacks. - if atomic.LoadUint32(&fatalNoStacks) > 0 { - l.mu.Unlock() - timeoutFlush(10 * time.Second) - os.Exit(1) - } - // Dump all goroutine stacks before exiting. - // First, make sure we see the trace for the current goroutine on standard error. - // If -logtostderr has been specified, the loop below will do that anyway - // as the first stack in the full dump. - if !l.toStderr { - os.Stderr.Write(stacks(false)) - } - // Write the stack trace for all goroutines to the files. - trace := stacks(true) - logExitFunc = func(error) {} // If we get a write error, we'll still exit below. - for log := fatalLog; log >= infoLog; log-- { - if f := l.file[log]; f != nil { // Can be nil if -logtostderr is set. - f.Write(trace) - } - } - l.mu.Unlock() - timeoutFlush(10 * time.Second) - os.Exit(255) // C++ uses -1, which is silly because it's anded with 255 anyway. - } - l.putBuffer(buf) - l.mu.Unlock() - if stats := severityStats[s]; stats != nil { - atomic.AddInt64(&stats.lines, 1) - atomic.AddInt64(&stats.bytes, int64(len(data))) - } -} - -// timeoutFlush calls Flush and returns when it completes or after timeout -// elapses, whichever happens first. This is needed because the hooks invoked -// by Flush may deadlock when klog.Fatal is called from a hook that holds -// a lock. -func timeoutFlush(timeout time.Duration) { - done := make(chan bool, 1) - go func() { - Flush() // calls logging.lockAndFlushAll() - done <- true - }() - select { - case <-done: - case <-time.After(timeout): - fmt.Fprintln(os.Stderr, "klog: Flush took longer than", timeout) - } -} - -// stacks is a wrapper for runtime.Stack that attempts to recover the data for all goroutines. -func stacks(all bool) []byte { - // We don't know how big the traces are, so grow a few times if they don't fit. Start large, though. - n := 10000 - if all { - n = 100000 - } - var trace []byte - for i := 0; i < 5; i++ { - trace = make([]byte, n) - nbytes := runtime.Stack(trace, all) - if nbytes < len(trace) { - return trace[:nbytes] - } - n *= 2 - } - return trace -} - -// logExitFunc provides a simple mechanism to override the default behavior -// of exiting on error. Used in testing and to guarantee we reach a required exit -// for fatal logs. Instead, exit could be a function rather than a method but that -// would make its use clumsier. -var logExitFunc func(error) - -// exit is called if there is trouble creating or writing log files. -// It flushes the logs and exits the program; there's no point in hanging around. -// l.mu is held. -func (l *loggingT) exit(err error) { - fmt.Fprintf(os.Stderr, "log: exiting because of error: %s\n", err) - // If logExitFunc is set, we do that instead of exiting. - if logExitFunc != nil { - logExitFunc(err) - return - } - l.flushAll() - os.Exit(2) -} - -// syncBuffer joins a bufio.Writer to its underlying file, providing access to the -// file's Sync method and providing a wrapper for the Write method that provides log -// file rotation. There are conflicting methods, so the file cannot be embedded. -// l.mu is held for all its methods. -type syncBuffer struct { - logger *loggingT - *bufio.Writer - file *os.File - sev severity - nbytes uint64 // The number of bytes written to this file - maxbytes uint64 // The max number of bytes this syncBuffer.file can hold before cleaning up. -} - -func (sb *syncBuffer) Sync() error { - return sb.file.Sync() -} - -// CalculateMaxSize returns the real max size in bytes after considering the default max size and the flag options. -func CalculateMaxSize() uint64 { - if logging.logFile != "" { - if logging.logFileMaxSizeMB == 0 { - // If logFileMaxSizeMB is zero, we don't have limitations on the log size. - return math.MaxUint64 - } - // Flag logFileMaxSizeMB is in MB for user convenience. - return logging.logFileMaxSizeMB * 1024 * 1024 - } - // If "log_file" flag is not specified, the target file (sb.file) will be cleaned up when reaches a fixed size. - return MaxSize -} - -func (sb *syncBuffer) Write(p []byte) (n int, err error) { - if sb.nbytes+uint64(len(p)) >= sb.maxbytes { - if err := sb.rotateFile(time.Now(), false); err != nil { - sb.logger.exit(err) - } - } - n, err = sb.Writer.Write(p) - sb.nbytes += uint64(n) - if err != nil { - sb.logger.exit(err) - } - return -} - -// rotateFile closes the syncBuffer's file and starts a new one. -// The startup argument indicates whether this is the initial startup of klog. -// If startup is true, existing files are opened for appending instead of truncated. -func (sb *syncBuffer) rotateFile(now time.Time, startup bool) error { - if sb.file != nil { - sb.Flush() - sb.file.Close() - } - var err error - sb.file, _, err = create(severityName[sb.sev], now, startup) - sb.nbytes = 0 - if err != nil { - return err - } - - sb.Writer = bufio.NewWriterSize(sb.file, bufferSize) - - if sb.logger.skipLogHeaders { - return nil - } - - // Write header. - var buf bytes.Buffer - fmt.Fprintf(&buf, "Log file created at: %s\n", now.Format("2006/01/02 15:04:05")) - fmt.Fprintf(&buf, "Running on machine: %s\n", host) - fmt.Fprintf(&buf, "Binary: Built with %s %s for %s/%s\n", runtime.Compiler, runtime.Version(), runtime.GOOS, runtime.GOARCH) - fmt.Fprintf(&buf, "Log line format: [IWEF]mmdd hh:mm:ss.uuuuuu threadid file:line] msg\n") - n, err := sb.file.Write(buf.Bytes()) - sb.nbytes += uint64(n) - return err -} - -// bufferSize sizes the buffer associated with each log file. It's large -// so that log records can accumulate without the logging thread blocking -// on disk I/O. The flushDaemon will block instead. -const bufferSize = 256 * 1024 - -// createFiles creates all the log files for severity from sev down to infoLog. -// l.mu is held. -func (l *loggingT) createFiles(sev severity) error { - now := time.Now() - // Files are created in decreasing severity order, so as soon as we find one - // has already been created, we can stop. - for s := sev; s >= infoLog && l.file[s] == nil; s-- { - sb := &syncBuffer{ - logger: l, - sev: s, - maxbytes: CalculateMaxSize(), - } - if err := sb.rotateFile(now, true); err != nil { - return err - } - l.file[s] = sb - } - return nil -} - -const flushInterval = 5 * time.Second - -// flushDaemon periodically flushes the log file buffers. -func (l *loggingT) flushDaemon() { - for range time.NewTicker(flushInterval).C { - l.lockAndFlushAll() - } -} - -// lockAndFlushAll is like flushAll but locks l.mu first. -func (l *loggingT) lockAndFlushAll() { - l.mu.Lock() - l.flushAll() - l.mu.Unlock() -} - -// flushAll flushes all the logs and attempts to "sync" their data to disk. -// l.mu is held. -func (l *loggingT) flushAll() { - // Flush from fatal down, in case there's trouble flushing. - for s := fatalLog; s >= infoLog; s-- { - file := l.file[s] - if file != nil { - file.Flush() // ignore error - file.Sync() // ignore error - } - } -} - -// CopyStandardLogTo arranges for messages written to the Go "log" package's -// default logs to also appear in the Google logs for the named and lower -// severities. Subsequent changes to the standard log's default output location -// or format may break this behavior. -// -// Valid names are "INFO", "WARNING", "ERROR", and "FATAL". If the name is not -// recognized, CopyStandardLogTo panics. -func CopyStandardLogTo(name string) { - sev, ok := severityByName(name) - if !ok { - panic(fmt.Sprintf("log.CopyStandardLogTo(%q): unrecognized severity name", name)) - } - // Set a log format that captures the user's file and line: - // d.go:23: message - stdLog.SetFlags(stdLog.Lshortfile) - stdLog.SetOutput(logBridge(sev)) -} - -// logBridge provides the Write method that enables CopyStandardLogTo to connect -// Go's standard logs to the logs provided by this package. -type logBridge severity - -// Write parses the standard logging line and passes its components to the -// logger for severity(lb). -func (lb logBridge) Write(b []byte) (n int, err error) { - var ( - file = "???" - line = 1 - text string - ) - // Split "d.go:23: message" into "d.go", "23", and "message". - if parts := bytes.SplitN(b, []byte{':'}, 3); len(parts) != 3 || len(parts[0]) < 1 || len(parts[2]) < 1 { - text = fmt.Sprintf("bad log format: %s", b) - } else { - file = string(parts[0]) - text = string(parts[2][1:]) // skip leading space - line, err = strconv.Atoi(string(parts[1])) - if err != nil { - text = fmt.Sprintf("bad line number: %s", b) - line = 1 - } - } - // printWithFileLine with alsoToStderr=true, so standard log messages - // always appear on standard error. - logging.printWithFileLine(severity(lb), file, line, true, text) - return len(b), nil -} - -// setV computes and remembers the V level for a given PC -// when vmodule is enabled. -// File pattern matching takes the basename of the file, stripped -// of its .go suffix, and uses filepath.Match, which is a little more -// general than the *? matching used in C++. -// l.mu is held. -func (l *loggingT) setV(pc uintptr) Level { - fn := runtime.FuncForPC(pc) - file, _ := fn.FileLine(pc) - // The file is something like /a/b/c/d.go. We want just the d. - if strings.HasSuffix(file, ".go") { - file = file[:len(file)-3] - } - if slash := strings.LastIndex(file, "/"); slash >= 0 { - file = file[slash+1:] - } - for _, filter := range l.vmodule.filter { - if filter.match(file) { - l.vmap[pc] = filter.level - return filter.level - } - } - l.vmap[pc] = 0 - return 0 -} - -// Verbose is a boolean type that implements Infof (like Printf) etc. -// See the documentation of V for more information. -type Verbose bool - -// V reports whether verbosity at the call site is at least the requested level. -// The returned value is a boolean of type Verbose, which implements Info, Infoln -// and Infof. These methods will write to the Info log if called. -// Thus, one may write either -// if klog.V(2) { klog.Info("log this") } -// or -// klog.V(2).Info("log this") -// The second form is shorter but the first is cheaper if logging is off because it does -// not evaluate its arguments. -// -// Whether an individual call to V generates a log record depends on the setting of -// the -v and --vmodule flags; both are off by default. If the level in the call to -// V is at least the value of -v, or of -vmodule for the source file containing the -// call, the V call will log. -func V(level Level) Verbose { - // This function tries hard to be cheap unless there's work to do. - // The fast path is two atomic loads and compares. - - // Here is a cheap but safe test to see if V logging is enabled globally. - if logging.verbosity.get() >= level { - return Verbose(true) - } - - // It's off globally but it vmodule may still be set. - // Here is another cheap but safe test to see if vmodule is enabled. - if atomic.LoadInt32(&logging.filterLength) > 0 { - // Now we need a proper lock to use the logging structure. The pcs field - // is shared so we must lock before accessing it. This is fairly expensive, - // but if V logging is enabled we're slow anyway. - logging.mu.Lock() - defer logging.mu.Unlock() - if runtime.Callers(2, logging.pcs[:]) == 0 { - return Verbose(false) - } - v, ok := logging.vmap[logging.pcs[0]] - if !ok { - v = logging.setV(logging.pcs[0]) - } - return Verbose(v >= level) - } - return Verbose(false) -} - -// Info is equivalent to the global Info function, guarded by the value of v. -// See the documentation of V for usage. -func (v Verbose) Info(args ...interface{}) { - if v { - logging.print(infoLog, args...) - } -} - -// Infoln is equivalent to the global Infoln function, guarded by the value of v. -// See the documentation of V for usage. -func (v Verbose) Infoln(args ...interface{}) { - if v { - logging.println(infoLog, args...) - } -} - -// Infof is equivalent to the global Infof function, guarded by the value of v. -// See the documentation of V for usage. -func (v Verbose) Infof(format string, args ...interface{}) { - if v { - logging.printf(infoLog, format, args...) - } -} - -// Info logs to the INFO log. -// Arguments are handled in the manner of fmt.Print; a newline is appended if missing. -func Info(args ...interface{}) { - logging.print(infoLog, args...) -} - -// InfoDepth acts as Info but uses depth to determine which call frame to log. -// InfoDepth(0, "msg") is the same as Info("msg"). -func InfoDepth(depth int, args ...interface{}) { - logging.printDepth(infoLog, depth, args...) -} - -// Infoln logs to the INFO log. -// Arguments are handled in the manner of fmt.Println; a newline is always appended. -func Infoln(args ...interface{}) { - logging.println(infoLog, args...) -} - -// Infof logs to the INFO log. -// Arguments are handled in the manner of fmt.Printf; a newline is appended if missing. -func Infof(format string, args ...interface{}) { - logging.printf(infoLog, format, args...) -} - -// Warning logs to the WARNING and INFO logs. -// Arguments are handled in the manner of fmt.Print; a newline is appended if missing. -func Warning(args ...interface{}) { - logging.print(warningLog, args...) -} - -// WarningDepth acts as Warning but uses depth to determine which call frame to log. -// WarningDepth(0, "msg") is the same as Warning("msg"). -func WarningDepth(depth int, args ...interface{}) { - logging.printDepth(warningLog, depth, args...) -} - -// Warningln logs to the WARNING and INFO logs. -// Arguments are handled in the manner of fmt.Println; a newline is always appended. -func Warningln(args ...interface{}) { - logging.println(warningLog, args...) -} - -// Warningf logs to the WARNING and INFO logs. -// Arguments are handled in the manner of fmt.Printf; a newline is appended if missing. -func Warningf(format string, args ...interface{}) { - logging.printf(warningLog, format, args...) -} - -// Error logs to the ERROR, WARNING, and INFO logs. -// Arguments are handled in the manner of fmt.Print; a newline is appended if missing. -func Error(args ...interface{}) { - logging.print(errorLog, args...) -} - -// ErrorDepth acts as Error but uses depth to determine which call frame to log. -// ErrorDepth(0, "msg") is the same as Error("msg"). -func ErrorDepth(depth int, args ...interface{}) { - logging.printDepth(errorLog, depth, args...) -} - -// Errorln logs to the ERROR, WARNING, and INFO logs. -// Arguments are handled in the manner of fmt.Println; a newline is always appended. -func Errorln(args ...interface{}) { - logging.println(errorLog, args...) -} - -// Errorf logs to the ERROR, WARNING, and INFO logs. -// Arguments are handled in the manner of fmt.Printf; a newline is appended if missing. -func Errorf(format string, args ...interface{}) { - logging.printf(errorLog, format, args...) -} - -// Fatal logs to the FATAL, ERROR, WARNING, and INFO logs, -// including a stack trace of all running goroutines, then calls os.Exit(255). -// Arguments are handled in the manner of fmt.Print; a newline is appended if missing. -func Fatal(args ...interface{}) { - logging.print(fatalLog, args...) -} - -// FatalDepth acts as Fatal but uses depth to determine which call frame to log. -// FatalDepth(0, "msg") is the same as Fatal("msg"). -func FatalDepth(depth int, args ...interface{}) { - logging.printDepth(fatalLog, depth, args...) -} - -// Fatalln logs to the FATAL, ERROR, WARNING, and INFO logs, -// including a stack trace of all running goroutines, then calls os.Exit(255). -// Arguments are handled in the manner of fmt.Println; a newline is always appended. -func Fatalln(args ...interface{}) { - logging.println(fatalLog, args...) -} - -// Fatalf logs to the FATAL, ERROR, WARNING, and INFO logs, -// including a stack trace of all running goroutines, then calls os.Exit(255). -// Arguments are handled in the manner of fmt.Printf; a newline is appended if missing. -func Fatalf(format string, args ...interface{}) { - logging.printf(fatalLog, format, args...) -} - -// fatalNoStacks is non-zero if we are to exit without dumping goroutine stacks. -// It allows Exit and relatives to use the Fatal logs. -var fatalNoStacks uint32 - -// Exit logs to the FATAL, ERROR, WARNING, and INFO logs, then calls os.Exit(1). -// Arguments are handled in the manner of fmt.Print; a newline is appended if missing. -func Exit(args ...interface{}) { - atomic.StoreUint32(&fatalNoStacks, 1) - logging.print(fatalLog, args...) -} - -// ExitDepth acts as Exit but uses depth to determine which call frame to log. -// ExitDepth(0, "msg") is the same as Exit("msg"). -func ExitDepth(depth int, args ...interface{}) { - atomic.StoreUint32(&fatalNoStacks, 1) - logging.printDepth(fatalLog, depth, args...) -} - -// Exitln logs to the FATAL, ERROR, WARNING, and INFO logs, then calls os.Exit(1). -func Exitln(args ...interface{}) { - atomic.StoreUint32(&fatalNoStacks, 1) - logging.println(fatalLog, args...) -} - -// Exitf logs to the FATAL, ERROR, WARNING, and INFO logs, then calls os.Exit(1). -// Arguments are handled in the manner of fmt.Printf; a newline is appended if missing. -func Exitf(format string, args ...interface{}) { - atomic.StoreUint32(&fatalNoStacks, 1) - logging.printf(fatalLog, format, args...) -} diff --git a/vendor/k8s.io/klog/klog_file.go b/vendor/k8s.io/klog/klog_file.go deleted file mode 100644 index e4010ad4df0..00000000000 --- a/vendor/k8s.io/klog/klog_file.go +++ /dev/null @@ -1,139 +0,0 @@ -// Go support for leveled logs, analogous to https://code.google.com/p/google-glog/ -// -// Copyright 2013 Google Inc. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// File I/O for logs. - -package klog - -import ( - "errors" - "fmt" - "os" - "os/user" - "path/filepath" - "strings" - "sync" - "time" -) - -// MaxSize is the maximum size of a log file in bytes. -var MaxSize uint64 = 1024 * 1024 * 1800 - -// logDirs lists the candidate directories for new log files. -var logDirs []string - -func createLogDirs() { - if logging.logDir != "" { - logDirs = append(logDirs, logging.logDir) - } - logDirs = append(logDirs, os.TempDir()) -} - -var ( - pid = os.Getpid() - program = filepath.Base(os.Args[0]) - host = "unknownhost" - userName = "unknownuser" -) - -func init() { - h, err := os.Hostname() - if err == nil { - host = shortHostname(h) - } - - current, err := user.Current() - if err == nil { - userName = current.Username - } - - // Sanitize userName since it may contain filepath separators on Windows. - userName = strings.Replace(userName, `\`, "_", -1) -} - -// shortHostname returns its argument, truncating at the first period. -// For instance, given "www.google.com" it returns "www". -func shortHostname(hostname string) string { - if i := strings.Index(hostname, "."); i >= 0 { - return hostname[:i] - } - return hostname -} - -// logName returns a new log file name containing tag, with start time t, and -// the name for the symlink for tag. -func logName(tag string, t time.Time) (name, link string) { - name = fmt.Sprintf("%s.%s.%s.log.%s.%04d%02d%02d-%02d%02d%02d.%d", - program, - host, - userName, - tag, - t.Year(), - t.Month(), - t.Day(), - t.Hour(), - t.Minute(), - t.Second(), - pid) - return name, program + "." + tag -} - -var onceLogDirs sync.Once - -// create creates a new log file and returns the file and its filename, which -// contains tag ("INFO", "FATAL", etc.) and t. If the file is created -// successfully, create also attempts to update the symlink for that tag, ignoring -// errors. -// The startup argument indicates whether this is the initial startup of klog. -// If startup is true, existing files are opened for appending instead of truncated. -func create(tag string, t time.Time, startup bool) (f *os.File, filename string, err error) { - if logging.logFile != "" { - f, err := openOrCreate(logging.logFile, startup) - if err == nil { - return f, logging.logFile, nil - } - return nil, "", fmt.Errorf("log: unable to create log: %v", err) - } - onceLogDirs.Do(createLogDirs) - if len(logDirs) == 0 { - return nil, "", errors.New("log: no log dirs") - } - name, link := logName(tag, t) - var lastErr error - for _, dir := range logDirs { - fname := filepath.Join(dir, name) - f, err := openOrCreate(fname, startup) - if err == nil { - symlink := filepath.Join(dir, link) - os.Remove(symlink) // ignore err - os.Symlink(name, symlink) // ignore err - return f, fname, nil - } - lastErr = err - } - return nil, "", fmt.Errorf("log: cannot create log: %v", lastErr) -} - -// The startup argument indicates whether this is the initial startup of klog. -// If startup is true, existing files are opened for appending instead of truncated. -func openOrCreate(name string, startup bool) (*os.File, error) { - if startup { - f, err := os.OpenFile(name, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666) - return f, err - } - f, err := os.Create(name) - return f, err -} diff --git a/vendor/modules.txt b/vendor/modules.txt index a16de194fbf..941cb5b4cd6 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -75,7 +75,10 @@ github.com/openshift/build-machinery-go/make/targets/openshift/operator github.com/openshift/build-machinery-go/scripts # github.com/spf13/pflag v1.0.5 github.com/spf13/pflag -# golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e +# golang.org/x/mod v0.3.0 +golang.org/x/mod/module +golang.org/x/mod/semver +# golang.org/x/net v0.0.0-20200707034311-ab3426394381 golang.org/x/net/http/httpguts golang.org/x/net/http2 golang.org/x/net/http2/hpack @@ -86,19 +89,26 @@ golang.org/x/text/transform golang.org/x/text/unicode/bidi golang.org/x/text/unicode/norm golang.org/x/text/width -# golang.org/x/tools v0.0.0-20200602230032-c00d67ef29d0 +# golang.org/x/tools v0.0.0-20200616133436-c1934b75d054 golang.org/x/tools/go/ast/astutil golang.org/x/tools/go/gcexportdata golang.org/x/tools/go/internal/gcimporter golang.org/x/tools/go/internal/packagesdriver golang.org/x/tools/go/packages golang.org/x/tools/imports +golang.org/x/tools/internal/event +golang.org/x/tools/internal/event/core +golang.org/x/tools/internal/event/keys +golang.org/x/tools/internal/event/label golang.org/x/tools/internal/fastwalk +golang.org/x/tools/internal/gocommand golang.org/x/tools/internal/gopathwalk golang.org/x/tools/internal/imports -golang.org/x/tools/internal/module -golang.org/x/tools/internal/semver -golang.org/x/tools/internal/span +golang.org/x/tools/internal/packagesinternal +golang.org/x/tools/internal/typesinternal +# golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 +golang.org/x/xerrors +golang.org/x/xerrors/internal # google.golang.org/protobuf v1.24.0 google.golang.org/protobuf/encoding/prototext google.golang.org/protobuf/encoding/protowire @@ -131,7 +141,7 @@ google.golang.org/protobuf/runtime/protoimpl gopkg.in/inf.v0 # gopkg.in/yaml.v2 v2.2.8 gopkg.in/yaml.v2 -# k8s.io/api v0.19.0-rc.2 +# k8s.io/api v0.19.0 k8s.io/api/admission/v1beta1 k8s.io/api/admissionregistration/v1beta1 k8s.io/api/apps/v1 @@ -162,7 +172,7 @@ k8s.io/api/settings/v1alpha1 k8s.io/api/storage/v1 k8s.io/api/storage/v1alpha1 k8s.io/api/storage/v1beta1 -# k8s.io/apimachinery v0.19.0-rc.2 +# k8s.io/apimachinery v0.19.0 k8s.io/apimachinery/pkg/api/apitesting k8s.io/apimachinery/pkg/api/apitesting/fuzzer k8s.io/apimachinery/pkg/api/apitesting/roundtrip @@ -200,7 +210,7 @@ k8s.io/apimachinery/pkg/util/validation/field k8s.io/apimachinery/pkg/util/yaml k8s.io/apimachinery/pkg/watch k8s.io/apimachinery/third_party/forked/golang/reflect -# k8s.io/code-generator v0.19.0-rc.2 +# k8s.io/code-generator v0.19.0 k8s.io/code-generator k8s.io/code-generator/cmd/client-gen k8s.io/code-generator/cmd/client-gen/args @@ -246,17 +256,15 @@ k8s.io/gengo/generator k8s.io/gengo/namer k8s.io/gengo/parser k8s.io/gengo/types -# k8s.io/klog v1.0.0 -k8s.io/klog # k8s.io/klog/v2 v2.2.0 k8s.io/klog/v2 -# k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9 +# k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6 k8s.io/kube-openapi/cmd/openapi-gen/args k8s.io/kube-openapi/pkg/common k8s.io/kube-openapi/pkg/generators k8s.io/kube-openapi/pkg/generators/rules k8s.io/kube-openapi/pkg/util/sets -# sigs.k8s.io/structured-merge-diff/v3 v3.0.1-0.20200706213357-43c19bbb7fba -sigs.k8s.io/structured-merge-diff/v3/value +# sigs.k8s.io/structured-merge-diff/v4 v4.0.1 +sigs.k8s.io/structured-merge-diff/v4/value # sigs.k8s.io/yaml v1.2.0 sigs.k8s.io/yaml diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/LICENSE b/vendor/sigs.k8s.io/structured-merge-diff/v4/LICENSE similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/LICENSE rename to vendor/sigs.k8s.io/structured-merge-diff/v4/LICENSE diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/allocator.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/allocator.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/allocator.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/allocator.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/doc.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/doc.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/doc.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/doc.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/fields.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/fields.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/fields.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/fields.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/jsontagutil.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/jsontagutil.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/jsontagutil.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/jsontagutil.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/list.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/list.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/list.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/list.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/listreflect.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/listreflect.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/listreflect.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/listreflect.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/listunstructured.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/listunstructured.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/listunstructured.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/listunstructured.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/map.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/map.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/map.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/map.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/mapreflect.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/mapreflect.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/mapreflect.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/mapreflect.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/mapunstructured.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/mapunstructured.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/mapunstructured.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/mapunstructured.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/reflectcache.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/reflectcache.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/reflectcache.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/reflectcache.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/scalar.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/scalar.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/scalar.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/scalar.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/structreflect.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/structreflect.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/structreflect.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/structreflect.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/value.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/value.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/value.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/value.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/valuereflect.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/valuereflect.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/valuereflect.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/valuereflect.go diff --git a/vendor/sigs.k8s.io/structured-merge-diff/v3/value/valueunstructured.go b/vendor/sigs.k8s.io/structured-merge-diff/v4/value/valueunstructured.go similarity index 100% rename from vendor/sigs.k8s.io/structured-merge-diff/v3/value/valueunstructured.go rename to vendor/sigs.k8s.io/structured-merge-diff/v4/value/valueunstructured.go