gin/fs.go at master · dooooooooinggggg/gin

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// Copyright 2017 Manu Martinez-Almeida.  All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package gin
	"net/http"
type onlyfilesFS struct {
	fs http.FileSystem
type neuteredReaddirFile struct {
// Dir returns a http.Filesystem that can be used by http.FileServer(). It is used internally
// in router.Static().
// if listDirectory == true, then it works the same as http.Dir() otherwise it returns
// a filesystem that prevents http.FileServer() to list the directory files.
func Dir(root string, listDirectory bool) http.FileSystem {
	fs := http.Dir(root)
	if listDirectory {
		return fs
	return &onlyfilesFS{fs}
// Open conforms to http.Filesystem.
func (fs onlyfilesFS) Open(name string) (http.File, error) {
	f, err := fs.fs.Open(name)
	if err != nil {
		return nil, err
	return neuteredReaddirFile{f}, nil
// Readdir overrides the http.File default implementation.
func (f neuteredReaddirFile) Readdir(count int) ([]os.FileInfo, error) {
	// this disables directory listing
	return nil, nil

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