func (sysInternal) Migrate(root string) error {
// Un-rewrite import paths.
// Copy files from internal to vendor.
// Update and move vendor file from "internal/vendor.json" to "vendor.json".
ctx, err := context.NewContext(root, filepath.Join("internal", "vendor.json"), "internal", true)
if err != nil {
return err
}
list, err := ctx.Status()
if err != nil {
return err
}
remove := make([]string, 0, len(list))
for _, item := range list {
if item.Status != context.StatusVendor {
continue
}
pkg := ctx.Package[item.Local]
ctx.Operation = append(ctx.Operation, &context.Operation{
Pkg: pkg,
Src: pkg.Dir,
Dest: filepath.Join(ctx.RootDir, "vendor", filepath.ToSlash(item.Canonical)),
})
remove = append(remove, filepath.Join(ctx.RootGopath, filepath.ToSlash(item.Local)))
ctx.RewriteRule[item.Local] = item.Canonical
}
ctx.VendorFilePath = filepath.Join(ctx.RootDir, "vendor.json")
for _, vf := range ctx.VendorFile.Package {
vf.Local = path.Join("vendor", vf.Canonical)
}
err = ctx.WriteVendorFile()
if err != nil {
return err
}
err = ctx.Alter()
if err != nil {
return err
}
// Remove existing.
for _, r := range remove {
err = context.RemovePackage(r, "")
if err != nil {
return err
}
}
return os.Remove(filepath.Join(ctx.RootDir, "internal", "vendor.json"))
}
func (sysGodep) Migrate(root string) error {
// Determine if import paths are rewriten.
// Un-rewrite import paths.
// Copy files from Godeps/_workspace/src to "vendor".
// Translate Godeps/Godeps.json to vendor.json.
vendorFilePath := filepath.Join("Godeps", "_workspace", "src")
vendorPath := path.Join("Godeps", "_workspace", "src")
godepFilePath := filepath.Join(root, "Godeps", "Godeps.json")
ctx, err := context.NewContext(root, "vendor.json", vendorFilePath, true)
if err != nil {
return err
}
ctx.VendorDiscoverFolder = vendorPath
list, err := ctx.Status()
if err != nil {
return err
}
remove := make([]string, 0, len(list))
for _, item := range list {
if item.Status != context.StatusVendor {
continue
}
pkg := ctx.Package[item.Local]
ctx.Operation = append(ctx.Operation, &context.Operation{
Pkg: pkg,
Src: pkg.Dir,
Dest: filepath.Join(ctx.RootDir, "vendor", filepath.ToSlash(item.Canonical)),
})
remove = append(remove, filepath.Join(ctx.RootGopath, filepath.ToSlash(item.Local)))
ctx.RewriteRule[item.Local] = item.Canonical
}
ctx.VendorFilePath = filepath.Join(ctx.RootDir, "vendor", "vendor.json")
ctx.VendorDiscoverFolder = "vendor"
// Translate then remove godeps.json file.
type Godeps struct {
ImportPath string
GoVersion string // Abridged output of 'go version'.
Packages []string // Arguments to godep save, if any.
Deps []struct {
ImportPath string
Comment string // Description of commit, if present.
Rev string // VCS-specific commit ID.
}
}
godeps := Godeps{}
f, err := os.Open(godepFilePath)
if err != nil {
return err
}
coder := json.NewDecoder(f)
err = coder.Decode(&godeps)
f.Close()
if err != nil {
return err
}
for _, d := range godeps.Deps {
for _, pkg := range ctx.Package {
if pkg.Status != context.StatusVendor {
continue
}
if strings.HasPrefix(pkg.Canonical, d.ImportPath) == false {
continue
}
vf := ctx.VendorFilePackagePath(pkg.Canonical)
if vf == nil {
ctx.VendorFile.Package = append(ctx.VendorFile.Package, &vendorfile.Package{
Add: true,
Path: pkg.Canonical,
Comment: d.Comment,
Revision: d.Rev,
})
}
}
}
err = ctx.WriteVendorFile()
if err != nil {
return err
}
err = ctx.Alter()
if err != nil {
return err
}
// Remove existing.
for _, r := range remove {
err = context.RemovePackage(r, "", false)
if err != nil {
return err
}
}
return os.RemoveAll(filepath.Join(root, "Godeps"))
}