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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| // From https://github.com/klauspost/filepathx/blob/master/filepathx.go | ||
| // | ||
| // Package filepathx adds double-star globbing support to the Glob function from the core path/filepath package. | ||
| // You might recognize "**" recursive globs from things like your .gitignore file, and zsh. | ||
| // The "**" glob represents a recursive wildcard matching zero-or-more directory levels deep. | ||
| package filepathxx | ||
|
|
||
| import ( | ||
| "io/fs" | ||
| "path/filepath" | ||
| "runtime" | ||
| "strings" | ||
| ) | ||
|
|
||
| // Globs represents one filepath glob, with its elements joined by "**". | ||
| type Globs []string | ||
|
|
||
| // Glob adds double-star support to the core path/filepath Glob function. | ||
| // It's useful when your globs might have double-stars, but you're not sure. | ||
| func Glob(pattern string) ([]string, error) { | ||
| if !strings.Contains(pattern, "**") { | ||
| // passthru to core package if no double-star | ||
| return filepath.Glob(pattern) | ||
| } | ||
| return Globs(strings.Split(pattern, "**")).Expand() | ||
| } | ||
|
|
||
| const replaceIfAny = "[]*" | ||
|
|
||
| var replacements [][2]string | ||
|
|
||
| func init() { | ||
| // Escape `filepath.Match` syntax. | ||
| // On Unix escaping works with `\\`, | ||
| // on Windows it is disabled, therefore | ||
| // replace it by '?' := any character. | ||
| if runtime.GOOS == "windows" { | ||
| replacements = [][2]string{ | ||
| // Windows cannot have * in file names. | ||
| {"[", "?"}, | ||
| {"]", "?"}, | ||
| } | ||
| } else { | ||
| replacements = [][2]string{ | ||
| {"*", "\\*"}, | ||
| {"[", "\\["}, | ||
| {"]", "\\]"}, | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // Expand finds matches for the provided Globs. | ||
| func (globs Globs) Expand() ([]string, error) { | ||
| var matches = []string{""} // accumulate here | ||
| for _, glob := range globs { | ||
| if glob == "" { | ||
| // If the glob is empty string that means it was ** | ||
| // By setting this to . patterns like **/*.txt are supported | ||
| glob = "." | ||
| } | ||
| var hits []string | ||
| //var hitMap = map[string]bool{} | ||
| for _, match := range matches { | ||
| if strings.ContainsAny(match, replaceIfAny) { | ||
| for _, sr := range replacements { | ||
| match = strings.ReplaceAll(match, sr[0], sr[1]) | ||
| } | ||
| } | ||
|
|
||
| paths, err := filepath.Glob(filepath.Join(match, glob)) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| for _, path := range paths { | ||
| err = filepath.WalkDir(path, func(path string, _ fs.DirEntry, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
| // save deduped match from current iteration | ||
| // if _, ok := hitMap[path]; !ok { | ||
| // hits = append(hits, path) | ||
| // hitMap[path] = true | ||
| // } | ||
| hits = appendUnique(hits, path) | ||
| // if !contains(path, hits) { | ||
| // hits = append(hits, path) | ||
| // } | ||
| return nil | ||
| }) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| } | ||
| } | ||
| matches = hits | ||
| } | ||
|
|
||
| // fix up return value for nil input | ||
| if globs == nil && len(matches) > 0 && matches[0] == "" { | ||
| matches = matches[1:] | ||
| } | ||
|
|
||
| return matches, nil | ||
| } | ||
|
|
||
| func contains(entry string, arr []string) bool { | ||
| for _, e := range arr { | ||
| if entry == e { | ||
| return true | ||
| } | ||
| } | ||
| return false | ||
| } | ||
|
|
||
| func appendUnique(a []string, x string) []string { | ||
| for _, y := range a { | ||
| if x == y { | ||
| return a | ||
| } | ||
| } | ||
| return append(a, x) | ||
| } |