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authorWim <wim@42.be>2018-08-06 21:47:05 +0200
committerWim <wim@42.be>2018-08-06 21:47:05 +0200
commit51062863a5c34d81e296cf15c61140911037cf3b (patch)
tree9b5e044672486326c7a0ca8fb26430f37bf4d83c /vendor/github.com/GeertJohan/go.rice/virtual.go
parent4fb4b7aa6c02a54db8ad8dd98e4d321396926c0d (diff)
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Use mod vendor for vendored directory (backwards compatible)
Diffstat (limited to 'vendor/github.com/GeertJohan/go.rice/virtual.go')
-rw-r--r--vendor/github.com/GeertJohan/go.rice/virtual.go252
1 files changed, 0 insertions, 252 deletions
diff --git a/vendor/github.com/GeertJohan/go.rice/virtual.go b/vendor/github.com/GeertJohan/go.rice/virtual.go
deleted file mode 100644
index 50bff167..00000000
--- a/vendor/github.com/GeertJohan/go.rice/virtual.go
+++ /dev/null
@@ -1,252 +0,0 @@
-package rice
-
-import (
- "errors"
- "io"
- "os"
- "path/filepath"
- "sort"
-
- "github.com/GeertJohan/go.rice/embedded"
-)
-
-//++ TODO: IDEA: merge virtualFile and virtualDir, this decreases work done by rice.File
-
-// Error indicating some function is not implemented yet (but available to satisfy an interface)
-var ErrNotImplemented = errors.New("not implemented yet")
-
-// virtualFile is a 'stateful' virtual file.
-// virtualFile wraps an *EmbeddedFile for a call to Box.Open() and virtualizes 'read cursor' (offset) and 'closing'.
-// virtualFile is only internally visible and should be exposed through rice.File
-type virtualFile struct {
- *embedded.EmbeddedFile // the actual embedded file, embedded to obtain methods
- offset int64 // read position on the virtual file
- closed bool // closed when true
-}
-
-// create a new virtualFile for given EmbeddedFile
-func newVirtualFile(ef *embedded.EmbeddedFile) *virtualFile {
- vf := &virtualFile{
- EmbeddedFile: ef,
- offset: 0,
- closed: false,
- }
- return vf
-}
-
-//++ TODO check for nil pointers in all these methods. When so: return os.PathError with Err: os.ErrInvalid
-
-func (vf *virtualFile) close() error {
- if vf.closed {
- return &os.PathError{
- Op: "close",
- Path: vf.EmbeddedFile.Filename,
- Err: errors.New("already closed"),
- }
- }
- vf.EmbeddedFile = nil
- vf.closed = true
- return nil
-}
-
-func (vf *virtualFile) stat() (os.FileInfo, error) {
- if vf.closed {
- return nil, &os.PathError{
- Op: "stat",
- Path: vf.EmbeddedFile.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- return (*embeddedFileInfo)(vf.EmbeddedFile), nil
-}
-
-func (vf *virtualFile) readdir(count int) ([]os.FileInfo, error) {
- if vf.closed {
- return nil, &os.PathError{
- Op: "readdir",
- Path: vf.EmbeddedFile.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- //TODO: return proper error for a readdir() call on a file
- return nil, ErrNotImplemented
-}
-
-func (vf *virtualFile) read(bts []byte) (int, error) {
- if vf.closed {
- return 0, &os.PathError{
- Op: "read",
- Path: vf.EmbeddedFile.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
-
- end := vf.offset + int64(len(bts))
-
- if end >= int64(len(vf.Content)) {
- // end of file, so return what we have + EOF
- n := copy(bts, vf.Content[vf.offset:])
- vf.offset = 0
- return n, io.EOF
- }
-
- n := copy(bts, vf.Content[vf.offset:end])
- vf.offset += int64(n)
- return n, nil
-
-}
-
-func (vf *virtualFile) seek(offset int64, whence int) (int64, error) {
- if vf.closed {
- return 0, &os.PathError{
- Op: "seek",
- Path: vf.EmbeddedFile.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- var e error
-
- //++ TODO: check if this is correct implementation for seek
- switch whence {
- case os.SEEK_SET:
- //++ check if new offset isn't out of bounds, set e when it is, then break out of switch
- vf.offset = offset
- case os.SEEK_CUR:
- //++ check if new offset isn't out of bounds, set e when it is, then break out of switch
- vf.offset += offset
- case os.SEEK_END:
- //++ check if new offset isn't out of bounds, set e when it is, then break out of switch
- vf.offset = int64(len(vf.EmbeddedFile.Content)) - offset
- }
-
- if e != nil {
- return 0, &os.PathError{
- Op: "seek",
- Path: vf.Filename,
- Err: e,
- }
- }
-
- return vf.offset, nil
-}
-
-// virtualDir is a 'stateful' virtual directory.
-// virtualDir wraps an *EmbeddedDir for a call to Box.Open() and virtualizes 'closing'.
-// virtualDir is only internally visible and should be exposed through rice.File
-type virtualDir struct {
- *embedded.EmbeddedDir
- offset int // readdir position on the directory
- closed bool
-}
-
-// create a new virtualDir for given EmbeddedDir
-func newVirtualDir(ed *embedded.EmbeddedDir) *virtualDir {
- vd := &virtualDir{
- EmbeddedDir: ed,
- offset: 0,
- closed: false,
- }
- return vd
-}
-
-func (vd *virtualDir) close() error {
- //++ TODO: needs sync mutex?
- if vd.closed {
- return &os.PathError{
- Op: "close",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("already closed"),
- }
- }
- vd.closed = true
- return nil
-}
-
-func (vd *virtualDir) stat() (os.FileInfo, error) {
- if vd.closed {
- return nil, &os.PathError{
- Op: "stat",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- return (*embeddedDirInfo)(vd.EmbeddedDir), nil
-}
-
-func (vd *virtualDir) readdir(n int) (fi []os.FileInfo, err error) {
-
- if vd.closed {
- return nil, &os.PathError{
- Op: "readdir",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
-
- // Build up the array of our contents
- var files []os.FileInfo
-
- // Add the child directories
- for _, child := range vd.ChildDirs {
- child.Filename = filepath.Base(child.Filename)
- files = append(files, (*embeddedDirInfo)(child))
- }
-
- // Add the child files
- for _, child := range vd.ChildFiles {
- child.Filename = filepath.Base(child.Filename)
- files = append(files, (*embeddedFileInfo)(child))
- }
-
- // Sort it by filename (lexical order)
- sort.Sort(SortByName(files))
-
- // Return all contents if that's what is requested
- if n <= 0 {
- vd.offset = 0
- return files, nil
- }
-
- // If user has requested past the end of our list
- // return what we can and send an EOF
- if vd.offset+n >= len(files) {
- offset := vd.offset
- vd.offset = 0
- return files[offset:], io.EOF
- }
-
- offset := vd.offset
- vd.offset += n
- return files[offset : offset+n], nil
-
-}
-
-func (vd *virtualDir) read(bts []byte) (int, error) {
- if vd.closed {
- return 0, &os.PathError{
- Op: "read",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- return 0, &os.PathError{
- Op: "read",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("is a directory"),
- }
-}
-
-func (vd *virtualDir) seek(offset int64, whence int) (int64, error) {
- if vd.closed {
- return 0, &os.PathError{
- Op: "seek",
- Path: vd.EmbeddedDir.Filename,
- Err: errors.New("bad file descriptor"),
- }
- }
- return 0, &os.PathError{
- Op: "seek",
- Path: vd.Filename,
- Err: errors.New("is a directory"),
- }
-}