From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- vendor/github.com/spf13/afero/mem/file.go | 317 ------------------------------ 1 file changed, 317 deletions(-) delete mode 100644 vendor/github.com/spf13/afero/mem/file.go (limited to 'vendor/github.com/spf13/afero/mem/file.go') diff --git a/vendor/github.com/spf13/afero/mem/file.go b/vendor/github.com/spf13/afero/mem/file.go deleted file mode 100644 index 7af2fb5..0000000 --- a/vendor/github.com/spf13/afero/mem/file.go +++ /dev/null @@ -1,317 +0,0 @@ -// Copyright © 2015 Steve Francia . -// Copyright 2013 tsuru authors. All rights reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package mem - -import ( - "bytes" - "errors" - "io" - "os" - "path/filepath" - "sync" - "sync/atomic" -) - -import "time" - -const FilePathSeparator = string(filepath.Separator) - -type File struct { - // atomic requires 64-bit alignment for struct field access - at int64 - readDirCount int64 - closed bool - readOnly bool - fileData *FileData -} - -func NewFileHandle(data *FileData) *File { - return &File{fileData: data} -} - -func NewReadOnlyFileHandle(data *FileData) *File { - return &File{fileData: data, readOnly: true} -} - -func (f File) Data() *FileData { - return f.fileData -} - -type FileData struct { - sync.Mutex - name string - data []byte - memDir Dir - dir bool - mode os.FileMode - modtime time.Time -} - -func (d *FileData) Name() string { - d.Lock() - defer d.Unlock() - return d.name -} - -func CreateFile(name string) *FileData { - return &FileData{name: name, mode: os.ModeTemporary, modtime: time.Now()} -} - -func CreateDir(name string) *FileData { - return &FileData{name: name, memDir: &DirMap{}, dir: true} -} - -func ChangeFileName(f *FileData, newname string) { - f.Lock() - f.name = newname - f.Unlock() -} - -func SetMode(f *FileData, mode os.FileMode) { - f.Lock() - f.mode = mode - f.Unlock() -} - -func SetModTime(f *FileData, mtime time.Time) { - f.Lock() - setModTime(f, mtime) - f.Unlock() -} - -func setModTime(f *FileData, mtime time.Time) { - f.modtime = mtime -} - -func GetFileInfo(f *FileData) *FileInfo { - return &FileInfo{f} -} - -func (f *File) Open() error { - atomic.StoreInt64(&f.at, 0) - atomic.StoreInt64(&f.readDirCount, 0) - f.fileData.Lock() - f.closed = false - f.fileData.Unlock() - return nil -} - -func (f *File) Close() error { - f.fileData.Lock() - f.closed = true - if !f.readOnly { - setModTime(f.fileData, time.Now()) - } - f.fileData.Unlock() - return nil -} - -func (f *File) Name() string { - return f.fileData.Name() -} - -func (f *File) Stat() (os.FileInfo, error) { - return &FileInfo{f.fileData}, nil -} - -func (f *File) Sync() error { - return nil -} - -func (f *File) Readdir(count int) (res []os.FileInfo, err error) { - if !f.fileData.dir { - return nil, &os.PathError{Op: "readdir", Path: f.fileData.name, Err: errors.New("not a dir")} - } - var outLength int64 - - f.fileData.Lock() - files := f.fileData.memDir.Files()[f.readDirCount:] - if count > 0 { - if len(files) < count { - outLength = int64(len(files)) - } else { - outLength = int64(count) - } - if len(files) == 0 { - err = io.EOF - } - } else { - outLength = int64(len(files)) - } - f.readDirCount += outLength - f.fileData.Unlock() - - res = make([]os.FileInfo, outLength) - for i := range res { - res[i] = &FileInfo{files[i]} - } - - return res, err -} - -func (f *File) Readdirnames(n int) (names []string, err error) { - fi, err := f.Readdir(n) - names = make([]string, len(fi)) - for i, f := range fi { - _, names[i] = filepath.Split(f.Name()) - } - return names, err -} - -func (f *File) Read(b []byte) (n int, err error) { - f.fileData.Lock() - defer f.fileData.Unlock() - if f.closed == true { - return 0, ErrFileClosed - } - if len(b) > 0 && int(f.at) == len(f.fileData.data) { - return 0, io.EOF - } - if int(f.at) > len(f.fileData.data) { - return 0, io.ErrUnexpectedEOF - } - if len(f.fileData.data)-int(f.at) >= len(b) { - n = len(b) - } else { - n = len(f.fileData.data) - int(f.at) - } - copy(b, f.fileData.data[f.at:f.at+int64(n)]) - atomic.AddInt64(&f.at, int64(n)) - return -} - -func (f *File) ReadAt(b []byte, off int64) (n int, err error) { - atomic.StoreInt64(&f.at, off) - return f.Read(b) -} - -func (f *File) Truncate(size int64) error { - if f.closed == true { - return ErrFileClosed - } - if f.readOnly { - return &os.PathError{Op: "truncate", Path: f.fileData.name, Err: errors.New("file handle is read only")} - } - if size < 0 { - return ErrOutOfRange - } - if size > int64(len(f.fileData.data)) { - diff := size - int64(len(f.fileData.data)) - f.fileData.data = append(f.fileData.data, bytes.Repeat([]byte{00}, int(diff))...) - } else { - f.fileData.data = f.fileData.data[0:size] - } - setModTime(f.fileData, time.Now()) - return nil -} - -func (f *File) Seek(offset int64, whence int) (int64, error) { - if f.closed == true { - return 0, ErrFileClosed - } - switch whence { - case 0: - atomic.StoreInt64(&f.at, offset) - case 1: - atomic.AddInt64(&f.at, int64(offset)) - case 2: - atomic.StoreInt64(&f.at, int64(len(f.fileData.data))+offset) - } - return f.at, nil -} - -func (f *File) Write(b []byte) (n int, err error) { - if f.readOnly { - return 0, &os.PathError{Op: "write", Path: f.fileData.name, Err: errors.New("file handle is read only")} - } - n = len(b) - cur := atomic.LoadInt64(&f.at) - f.fileData.Lock() - defer f.fileData.Unlock() - diff := cur - int64(len(f.fileData.data)) - var tail []byte - if n+int(cur) < len(f.fileData.data) { - tail = f.fileData.data[n+int(cur):] - } - if diff > 0 { - f.fileData.data = append(bytes.Repeat([]byte{00}, int(diff)), b...) - f.fileData.data = append(f.fileData.data, tail...) - } else { - f.fileData.data = append(f.fileData.data[:cur], b...) - f.fileData.data = append(f.fileData.data, tail...) - } - setModTime(f.fileData, time.Now()) - - atomic.StoreInt64(&f.at, int64(len(f.fileData.data))) - return -} - -func (f *File) WriteAt(b []byte, off int64) (n int, err error) { - atomic.StoreInt64(&f.at, off) - return f.Write(b) -} - -func (f *File) WriteString(s string) (ret int, err error) { - return f.Write([]byte(s)) -} - -func (f *File) Info() *FileInfo { - return &FileInfo{f.fileData} -} - -type FileInfo struct { - *FileData -} - -// Implements os.FileInfo -func (s *FileInfo) Name() string { - s.Lock() - _, name := filepath.Split(s.name) - s.Unlock() - return name -} -func (s *FileInfo) Mode() os.FileMode { - s.Lock() - defer s.Unlock() - return s.mode -} -func (s *FileInfo) ModTime() time.Time { - s.Lock() - defer s.Unlock() - return s.modtime -} -func (s *FileInfo) IsDir() bool { - s.Lock() - defer s.Unlock() - return s.dir -} -func (s *FileInfo) Sys() interface{} { return nil } -func (s *FileInfo) Size() int64 { - if s.IsDir() { - return int64(42) - } - s.Lock() - defer s.Unlock() - return int64(len(s.data)) -} - -var ( - ErrFileClosed = errors.New("File is closed") - ErrOutOfRange = errors.New("Out of range") - ErrTooLarge = errors.New("Too large") - ErrFileNotFound = os.ErrNotExist - ErrFileExists = os.ErrExist - ErrDestinationExists = os.ErrExist -) -- cgit v1.2.3