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walk.go
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walk.go
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// Copyright 2022 Namespace Labs Inc; 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.
package fnfs
import "io/fs"
func WalkDir(fsys fs.FS, dir string, callback func(string, fs.DirEntry) error) error {
return fs.WalkDir(fsys, dir, func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
return callback(path, d)
})
}
func WalkDirWithMatcher(fsys fs.FS, dir string, matcher *PatternMatcher, callback func(string, fs.DirEntry) error) error {
return fs.WalkDir(fsys, dir, func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
if matcher.Excludes(path) || !matcher.Includes(path) {
if d.IsDir() {
return fs.SkipDir
}
return nil
}
return callback(path, d)
})
}