package main import ( "fmt" "io" "io/ioutil" "os" "path/filepath" "strings" "gopkg.in/src-d/go-git.v4" "gopkg.in/src-d/go-git.v4/storage/filesystem" "gopkg.in/src-d/go-git.v4/utils/fs" ) func main() { if len(os.Args) != 2 { usage() os.Exit(1) } fs := NewCustomFS(os.Args[1]) s, err := filesystem.NewStorage(fs, ".git") if err != nil { fmt.Fprint(os.Stderr, err) os.Exit(1) } repo, err := git.NewRepository(s) if err != nil { fmt.Fprint(os.Stderr, err) os.Exit(1) } iter, err := repo.Commits() if err != nil { fmt.Fprint(os.Stderr, err) os.Exit(1) } defer iter.Close() for { commit, err := iter.Next() if err != nil { if err == io.EOF { break } fmt.Fprint(os.Stderr, err) os.Exit(1) } fmt.Println(commit) } } func usage() { fmt.Fprintf(os.Stderr, "%s ", os.Args[0]) } // A simple proxy filesystem example: It mimics local filesystems, using // 'base' as its root and a funny path separator ("--"). // // Example: when constructed with 'newFS("tmp")', a path like 'foo--bar' // will represent the local path "/tmp/foo/bar". type CustomFS struct { base string } const separator = "--" func NewCustomFS(path string) *CustomFS { return &CustomFS{ base: path, } } func (fs *CustomFS) Stat(path string) (info os.FileInfo, err error) { f, err := os.Open(fs.ToReal(path)) if err != nil { return nil, err } defer func() { errClose := f.Close() if err == nil { err = errClose } }() return f.Stat() } func (fs *CustomFS) ToReal(path string) string { parts := strings.Split(path, separator) return filepath.Join(fs.base, filepath.Join(parts...)) } func (fs *CustomFS) Open(path string) (fs.ReadSeekCloser, error) { return os.Open(fs.ToReal(path)) } func (fs *CustomFS) ReadDir(path string) ([]os.FileInfo, error) { return ioutil.ReadDir(fs.ToReal(path)) } func (fs *CustomFS) Join(elem ...string) string { return strings.Join(elem, separator) }