| // Copyright (c) 2014, 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. |
| |
| /// Transformer that replaces the default mirror-based implementation of smoke, |
| /// so that during deploy smoke doesn't include any dependency on dart:mirrors. |
| library smoke.src.default_transformer; |
| |
| import 'dart:async'; |
| import 'package:barback/barback.dart'; |
| |
| /// Replaces the default mirror-based implementation of smoke in |
| /// `pacakge:smoke/implementation.dart`, so that during deploy smoke doesn't |
| /// include any dependency on dart:mirrors. |
| // TODO(sigmund): include tests that run this transformation automatically. |
| class DefaultTransformer extends Transformer { |
| DefaultTransformer.asPlugin(); |
| |
| /// Only apply to `lib/src/implementation.dart`. |
| // TODO(nweiz): This should just take an AssetId when barback <0.13.0 support |
| // is dropped. |
| Future<bool> isPrimary(idOrAsset) { |
| var id = idOrAsset is AssetId ? idOrAsset : idOrAsset.id; |
| return new Future.value( |
| id.package == 'smoke' && id.path == 'lib/src/implementation.dart'); |
| } |
| |
| Future apply(Transform transform) { |
| var id = transform.primaryInput.id; |
| return transform.primaryInput.readAsString().then((code) { |
| // Note: this rewrite is highly-coupled with how implementation.dart is |
| // written. Make sure both are updated in sync. |
| transform.addOutput(new Asset.fromString(id, code |
| .replaceAll(new RegExp('new Reflective[^;]*;'), |
| 'throwNotConfiguredError();') |
| .replaceAll("import 'package:smoke/mirrors.dart';", ''))); |
| }); |
| } |
| } |
| |
| /** Transformer phases which should be applied to the smoke package. */ |
| List<List<Transformer>> get phasesForSmoke => |
| [[new DefaultTransformer.asPlugin()]]; |