Add Coveralls

.circleci/config.yml

@@ -15,9 +15,11 @@ jobs:
       - run: curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
       - run: dep ensure
       - run: go get github.com/jstemmer/go-junit-report
+      - run: go get github.com/mattn/goveralls
       - run: |
           trap "go-junit-report < $TEST_RESULTS/go-test.out > $TEST_RESULTS/go-test-report.xml" EXIT
-          go test -v ./... | tee $TEST_RESULTS/go-test.out
+          go test -v -cover -race -coverprofile=$TEST_RESULTS/coverage.out ./... | tee $TEST_RESULTS/go-test.out
+      - run: goveralls -coverprofile=$TEST_RESULTS/coverage.out -service=circle-ci -repotoken=$COVERALLS_TOKEN
       - save_cache:
           key: v1-pkg-cache
           paths:

README.md

@@ -2,6 +2,7 @@
 
 [![Go Report Card](https://goreportcard.com/badge/github.com/timdp/lwc)](https://goreportcard.com/report/github.com/timdp/lwc)
 [![Build Status](https://img.shields.io/circleci/project/github/timdp/lwc/master.svg)](https://circleci.com/gh/timdp/lwc)
+[![Coverage Status](https://img.shields.io/coveralls/timdp/lwc/master.svg)](https://coveralls.io/r/timdp/lwc)
 [![Release](https://img.shields.io/github/release/timdp/lwc.svg)](https://github.com/timdp/lwc/releases/latest)
 
 A live-updating version of the UNIX [`wc` command](https://en.wikipedia.org/wiki/Wc_(Unix)).