122 lines
2.2 KiB
Go
122 lines
2.2 KiB
Go
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package mk2rbc
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import (
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"io/fs"
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"os"
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"path/filepath"
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"time"
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)
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// Mock FS. Maps a directory name to an array of entries.
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// An entry implements fs.DirEntry, fs.FIleInfo and fs.File interface
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type FindMockFS struct {
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dirs map[string][]myFileInfo
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}
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func (m FindMockFS) locate(name string) (myFileInfo, bool) {
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if name == "." {
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return myFileInfo{".", true}, true
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}
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dir := filepath.Dir(name)
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base := filepath.Base(name)
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if entries, ok := m.dirs[dir]; ok {
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for _, e := range entries {
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if e.name == base {
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return e, true
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}
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}
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}
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return myFileInfo{}, false
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}
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func (m FindMockFS) create(name string, isDir bool) {
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dir := filepath.Dir(name)
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m.dirs[dir] = append(m.dirs[dir], myFileInfo{filepath.Base(name), isDir})
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}
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func (m FindMockFS) Stat(name string) (fs.FileInfo, error) {
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if fi, ok := m.locate(name); ok {
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return fi, nil
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}
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return nil, os.ErrNotExist
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}
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type myFileInfo struct {
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name string
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isDir bool
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}
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func (m myFileInfo) Info() (fs.FileInfo, error) {
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panic("implement me")
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}
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func (m myFileInfo) Size() int64 {
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panic("implement me")
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}
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func (m myFileInfo) Mode() fs.FileMode {
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panic("implement me")
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}
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func (m myFileInfo) ModTime() time.Time {
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panic("implement me")
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}
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func (m myFileInfo) Sys() interface{} {
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return nil
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}
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func (m myFileInfo) Stat() (fs.FileInfo, error) {
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return m, nil
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}
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func (m myFileInfo) Read(bytes []byte) (int, error) {
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panic("implement me")
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}
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func (m myFileInfo) Close() error {
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panic("implement me")
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}
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func (m myFileInfo) Name() string {
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return m.name
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}
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func (m myFileInfo) IsDir() bool {
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return m.isDir
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}
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func (m myFileInfo) Type() fs.FileMode {
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return m.Mode()
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}
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func (m FindMockFS) Open(name string) (fs.File, error) {
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panic("implement me")
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}
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func (m FindMockFS) ReadDir(name string) ([]fs.DirEntry, error) {
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if d, ok := m.dirs[name]; ok {
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var res []fs.DirEntry
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for _, e := range d {
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res = append(res, e)
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}
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return res, nil
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}
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return nil, os.ErrNotExist
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}
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func NewFindMockFS(files []string) FindMockFS {
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myfs := FindMockFS{make(map[string][]myFileInfo)}
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for _, f := range files {
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isDir := false
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for f != "." {
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if _, ok := myfs.locate(f); !ok {
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myfs.create(f, isDir)
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}
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isDir = true
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f = filepath.Dir(f)
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}
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}
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return myfs
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}
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