photoprism/pkg/fastwalk/fastwalk_portable.go

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// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build appengine || (!linux && !darwin && !freebsd && !openbsd && !netbsd)
// +build appengine !linux,!darwin,!freebsd,!openbsd,!netbsd
package fastwalk
import (
"os"
)
// readDir calls fn for each directory entry in dirName.
// It does not descend into directories or follow symlinks.
// If fn returns a non-nil error, readDir returns with that error
// immediately.
func readDir(dirName string, fn func(dirName, entName string, typ os.FileMode) error) error {
dirEntries, err := os.ReadDir(dirName)
if err != nil {
return err
}
skipFiles := false
for _, entry := range dirEntries {
if entry.Type().IsRegular() && skipFiles {
continue
}
if err := fn(dirName, entry.Name(), entry.Type()&os.ModeType); err != nil {
if err == ErrSkipFiles {
skipFiles = true
continue
}
return err
}
}
return nil
}