Function WriteFileSync

x/file.go:20–32

WriteFileSync is the same as bufio.WriteFile, but syncs the data before closing.

(filename string, data []byte, perm os.FileMode)

// WriteFileSync is the same as bufio.WriteFile, but syncs the data before closing.
func WriteFileSync(filename string, data []byte, perm os.FileMode) error {
	f, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, perm)
	if err != nil {
		return err
	}
	if _, err := f.Write(data); err != nil {
		return err
	}
	if err := f.Sync(); err != nil {
		return err
	}
	return f.Close()
}

// WalkPathFunc walks the directory 'dir' and collects all path names matched by
// func f. If the path is a directory, it will set the bool argument to true.