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package ostree
import (
"bytes"
"os"
"github.com/a8m/tree"
)
// FS uses the system filesystem
type FS struct{}
// Stat a path
func (f *FS) Stat(path string) (os.FileInfo, error) {
return os.Lstat(path)
}
// ReadDir reads a directory
func (f *FS) ReadDir(path string) ([]string, error) {
dir, err := os.Open(path)
if err != nil {
return nil, err
}
names, err := dir.Readdirnames(-1)
dir.Close()
if err != nil {
return nil, err
}
return names, nil
}
// Print a tree of the directory
func Print(dir string) string {
b := new(bytes.Buffer)
tr := tree.New(dir)
opts := &tree.Options{
Fs: new(FS),
OutFile: b,
}
tr.Visit(opts)
tr.Print(opts)
return b.String()
}
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