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Diffstat (limited to 'vendor/github.com/spf13/afero/basepath.go')
-rw-r--r--vendor/github.com/spf13/afero/basepath.go180
1 files changed, 0 insertions, 180 deletions
diff --git a/vendor/github.com/spf13/afero/basepath.go b/vendor/github.com/spf13/afero/basepath.go
deleted file mode 100644
index 616ff8f..0000000
--- a/vendor/github.com/spf13/afero/basepath.go
+++ /dev/null
@@ -1,180 +0,0 @@
-package afero
-
-import (
- "os"
- "path/filepath"
- "runtime"
- "strings"
- "time"
-)
-
-var _ Lstater = (*BasePathFs)(nil)
-
-// The BasePathFs restricts all operations to a given path within an Fs.
-// The given file name to the operations on this Fs will be prepended with
-// the base path before calling the base Fs.
-// Any file name (after filepath.Clean()) outside this base path will be
-// treated as non existing file.
-//
-// Note that it does not clean the error messages on return, so you may
-// reveal the real path on errors.
-type BasePathFs struct {
- source Fs
- path string
-}
-
-type BasePathFile struct {
- File
- path string
-}
-
-func (f *BasePathFile) Name() string {
- sourcename := f.File.Name()
- return strings.TrimPrefix(sourcename, filepath.Clean(f.path))
-}
-
-func NewBasePathFs(source Fs, path string) Fs {
- return &BasePathFs{source: source, path: path}
-}
-
-// on a file outside the base path it returns the given file name and an error,
-// else the given file with the base path prepended
-func (b *BasePathFs) RealPath(name string) (path string, err error) {
- if err := validateBasePathName(name); err != nil {
- return name, err
- }
-
- bpath := filepath.Clean(b.path)
- path = filepath.Clean(filepath.Join(bpath, name))
- if !strings.HasPrefix(path, bpath) {
- return name, os.ErrNotExist
- }
-
- return path, nil
-}
-
-func validateBasePathName(name string) error {
- if runtime.GOOS != "windows" {
- // Not much to do here;
- // the virtual file paths all look absolute on *nix.
- return nil
- }
-
- // On Windows a common mistake would be to provide an absolute OS path
- // We could strip out the base part, but that would not be very portable.
- if filepath.IsAbs(name) {
- return os.ErrNotExist
- }
-
- return nil
-}
-
-func (b *BasePathFs) Chtimes(name string, atime, mtime time.Time) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "chtimes", Path: name, Err: err}
- }
- return b.source.Chtimes(name, atime, mtime)
-}
-
-func (b *BasePathFs) Chmod(name string, mode os.FileMode) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "chmod", Path: name, Err: err}
- }
- return b.source.Chmod(name, mode)
-}
-
-func (b *BasePathFs) Name() string {
- return "BasePathFs"
-}
-
-func (b *BasePathFs) Stat(name string) (fi os.FileInfo, err error) {
- if name, err = b.RealPath(name); err != nil {
- return nil, &os.PathError{Op: "stat", Path: name, Err: err}
- }
- return b.source.Stat(name)
-}
-
-func (b *BasePathFs) Rename(oldname, newname string) (err error) {
- if oldname, err = b.RealPath(oldname); err != nil {
- return &os.PathError{Op: "rename", Path: oldname, Err: err}
- }
- if newname, err = b.RealPath(newname); err != nil {
- return &os.PathError{Op: "rename", Path: newname, Err: err}
- }
- return b.source.Rename(oldname, newname)
-}
-
-func (b *BasePathFs) RemoveAll(name string) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "remove_all", Path: name, Err: err}
- }
- return b.source.RemoveAll(name)
-}
-
-func (b *BasePathFs) Remove(name string) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "remove", Path: name, Err: err}
- }
- return b.source.Remove(name)
-}
-
-func (b *BasePathFs) OpenFile(name string, flag int, mode os.FileMode) (f File, err error) {
- if name, err = b.RealPath(name); err != nil {
- return nil, &os.PathError{Op: "openfile", Path: name, Err: err}
- }
- sourcef, err := b.source.OpenFile(name, flag, mode)
- if err != nil {
- return nil, err
- }
- return &BasePathFile{sourcef, b.path}, nil
-}
-
-func (b *BasePathFs) Open(name string) (f File, err error) {
- if name, err = b.RealPath(name); err != nil {
- return nil, &os.PathError{Op: "open", Path: name, Err: err}
- }
- sourcef, err := b.source.Open(name)
- if err != nil {
- return nil, err
- }
- return &BasePathFile{File: sourcef, path: b.path}, nil
-}
-
-func (b *BasePathFs) Mkdir(name string, mode os.FileMode) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "mkdir", Path: name, Err: err}
- }
- return b.source.Mkdir(name, mode)
-}
-
-func (b *BasePathFs) MkdirAll(name string, mode os.FileMode) (err error) {
- if name, err = b.RealPath(name); err != nil {
- return &os.PathError{Op: "mkdir", Path: name, Err: err}
- }
- return b.source.MkdirAll(name, mode)
-}
-
-func (b *BasePathFs) Create(name string) (f File, err error) {
- if name, err = b.RealPath(name); err != nil {
- return nil, &os.PathError{Op: "create", Path: name, Err: err}
- }
- sourcef, err := b.source.Create(name)
- if err != nil {
- return nil, err
- }
- return &BasePathFile{File: sourcef, path: b.path}, nil
-}
-
-func (b *BasePathFs) LstatIfPossible(name string) (os.FileInfo, bool, error) {
- name, err := b.RealPath(name)
- if err != nil {
- return nil, false, &os.PathError{Op: "lstat", Path: name, Err: err}
- }
- if lstater, ok := b.source.(Lstater); ok {
- return lstater.LstatIfPossible(name)
- }
- fi, err := b.source.Stat(name)
- return fi, false, err
-}
-
-// vim: ts=4 sw=4 noexpandtab nolist syn=go