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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 /// Logic to combine all the ._buildLog.* logs into one ._buildLog file. | |
6 library polymer.src.build.log_combiner; | |
7 | |
8 import 'dart:async'; | |
9 | |
10 import 'package:barback/barback.dart'; | |
11 import 'package:code_transformers/messages/build_logger.dart'; | |
12 | |
13 import 'common.dart'; | |
14 | |
15 /// Logic to combine all the ._buildLog.* logs into one ._buildLog file. | |
16 class BuildLogCombiner extends Transformer with PolymerTransformer { | |
17 final TransformOptions options; | |
18 | |
19 BuildLogCombiner(this.options); | |
20 | |
21 /// Run only on entry point html files and only if | |
22 /// options.injectBuildLogsInOutput is true. | |
23 bool isPrimary(idOrAsset) { | |
24 if (!options.injectBuildLogsInOutput) return false; | |
25 var id = idOrAsset is AssetId ? idOrAsset : idOrAsset.id; | |
26 return options.isHtmlEntryPoint(id); | |
27 } | |
28 | |
29 Future apply(Transform transform) { | |
30 // Combine all ._buildLogs* files into one ._buildLogs file. | |
31 return BuildLogger.combineLogFiles(transform); | |
32 } | |
33 } | |
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