blob: 093c2d42e0e12a8527b53d9fce698dfb0a2bef06 [file] [log] [blame]
// Copyright 2024, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'package:file/file.dart';
/// Extends [Directory] with functions to resolve relative paths and move
/// sub-directories.
extension UsefulDirectory on Directory {
/// Resolves [relativePath] to a directory relative to [this].
/// Returns the resulting directory.
Directory resolve(String relativePath) {
/// Resolves a [relativePath] to a file relative to [this].
/// Returns the resulting file.
File resolveFile(String relativePath) {
return fileSystem.file(uri.resolve(relativePath));
/// Moves a sub-directory [from] to path [to].
/// Both [from] and [to] must be relative paths.
/// The [to] directory's parent directory is created if it doesn't exist
/// already.
/// Throws if the parent of [to] can't be created or [from] can't be moved.
/// Returns the resolved [to] directory.
Future<Directory> move(String from, String to) async {
final toDir = resolve(to);
await toDir.parent.create(recursive: true);
final fromDir = resolve(from);
return await fromDir.rename(toDir.path);