94 lines
1.4 KiB
Go
94 lines
1.4 KiB
Go
package gitea
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import (
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"io"
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"io/fs"
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"time"
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)
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type fileInfo struct {
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size int64
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isdir bool
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name string
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}
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type openFile struct {
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content []byte
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offset int64
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name string
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isdir bool
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}
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func (g fileInfo) Name() string {
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return g.name
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}
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func (g fileInfo) Size() int64 {
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return g.size
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}
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func (g fileInfo) Mode() fs.FileMode {
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return 0o444
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}
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func (g fileInfo) ModTime() time.Time {
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return time.Time{}
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}
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func (g fileInfo) Sys() any {
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return nil
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}
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func (g fileInfo) IsDir() bool {
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return g.isdir
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}
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var _ io.Seeker = (*openFile)(nil)
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func (o *openFile) Close() error {
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return nil
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}
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func (o *openFile) Stat() (fs.FileInfo, error) {
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return fileInfo{
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size: int64(len(o.content)),
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isdir: o.isdir,
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name: o.name,
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}, nil
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}
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func (o *openFile) Read(b []byte) (int, error) {
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if o.offset >= int64(len(o.content)) {
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return 0, io.EOF
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}
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if o.offset < 0 {
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return 0, &fs.PathError{Op: "read", Path: o.name, Err: fs.ErrInvalid}
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}
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n := copy(b, o.content[o.offset:])
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o.offset += int64(n)
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return n, nil
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}
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func (o *openFile) Seek(offset int64, whence int) (int64, error) {
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switch whence {
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case 0:
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offset += 0
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case 1:
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offset += o.offset
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case 2:
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offset += int64(len(o.content))
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}
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if offset < 0 || offset > int64(len(o.content)) {
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return 0, &fs.PathError{Op: "seek", Path: o.name, Err: fs.ErrInvalid}
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}
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o.offset = offset
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return offset, nil
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}
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