forked from LK4D4/vndr
-
Notifications
You must be signed in to change notification settings - Fork 0
/
clean.go
154 lines (144 loc) · 3.12 KB
/
clean.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
package main
import (
"io/ioutil"
"os"
"path/filepath"
"sort"
"strings"
"github.com/LK4D4/vndr/build"
"github.com/LK4D4/vndr/godl"
)
func isCDir(fis []os.FileInfo) bool {
var hFound bool
for _, fi := range fis {
ext := filepath.Ext(fi.Name())
if ext == ".cc" || ext == ".cpp" || ext == ".py" {
return false
}
if ext == ".h" {
hFound = true
}
}
return hFound
}
func isPBDir(fis []os.FileInfo) bool {
var pbFound bool
for _, fi := range fis {
if fi.IsDir() {
continue
}
ext := filepath.Ext(fi.Name())
if ext != ".proto" {
return false
}
pbFound = true
}
return pbFound
}
func isInterestingDir(path string) bool {
fis, err := ioutil.ReadDir(path)
if err != nil {
return false
}
return isCDir(fis) || isPBDir(fis)
}
func isGoFile(path string) bool {
ext := filepath.Ext(path)
return ext == ".go" || ext == ".c" || ext == ".h" || ext == ".s" || ext == ".proto"
}
var licenseFiles = map[string]bool{
"LICENSE": true,
"COPYING": true,
"PATENTS": true,
"NOTICE": true,
}
// cleanVendor removes files from unused pacakges and non-go files
func cleanVendor(vendorDir string, realDeps []*build.Package) error {
realPaths := make(map[string]bool)
for _, pkg := range realDeps {
realPaths[pkg.Dir] = true
}
var paths []string
err := filepath.Walk(vendorDir, func(path string, i os.FileInfo, err error) error {
if path == vendorDir {
return nil
}
if err != nil {
return nil
}
if strings.HasPrefix(i.Name(), ".") || strings.HasPrefix(i.Name(), "_") {
return os.RemoveAll(path)
}
if i.IsDir() {
if i.Name() == "testdata" {
return os.RemoveAll(path)
}
if isInterestingDir(path) {
realPaths[path] = true
return nil
}
if !realPaths[path] {
paths = append(paths, path)
}
return nil
}
// keep files for licenses
if licenseFiles[i.Name()] {
return nil
}
// remove files from non-deps, non-go files and test files
if !realPaths[filepath.Dir(path)] || !isGoFile(path) || strings.HasSuffix(path, "_test.go") {
return os.Remove(path)
}
return nil
})
if err != nil {
return err
}
sort.Sort(sort.Reverse(sort.StringSlice(paths)))
// iterate over paths (longest first)
for _, p := range paths {
// at this point we cleaned all files from unused deps dirs
lst, err := ioutil.ReadDir(p)
if err != nil {
return err
}
// remove licenses if it's only files
var onlyLicenses = true
for _, fi := range lst {
if !licenseFiles[fi.Name()] {
onlyLicenses = false
break
}
}
if !onlyLicenses {
continue
}
// remove all directories if they're not in dependency paths
if err := os.RemoveAll(p); err != nil {
return err
}
}
return nil
}
func cleanVCS(v *godl.VCS) error {
if err := os.RemoveAll(filepath.Join(v.Root, "."+v.Type)); err != nil {
return err
}
return filepath.Walk(v.Root, func(path string, i os.FileInfo, err error) error {
if path == vendorDir {
return nil
}
if !i.IsDir() {
return nil
}
name := i.Name()
if name == "vendor" || name == "Godeps" || name == "_vendor" {
if err := os.RemoveAll(path); err != nil {
return err
}
return filepath.SkipDir
}
return nil
})
}