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fix(dart/transform): Gracefully handle empty .ng_meta.json files

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Fix the `template_compiler` step to gracefully handle null & empty
.ng_meta.json files.
This commit is contained in:
Tim Blasi
2015-10-29 10:59:48 -07:00
parent 7d83959be5
commit a87c5d989c
3 changed files with 31 additions and 2 deletions
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4
modules_dart/transform/lib/src/transform/template_compiler/compile_data_creator.dart
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@ -22,8 +22,8 @@ import 'package:barback/barback.dart';
Future<CompileDataResults> createCompileData(
AssetReader reader, AssetId assetId) async {
return logElapsedAsync(() async {
return (await _CompileDataCreator.create(reader, assetId))
.createCompileData();
final creator = await _CompileDataCreator.create(reader, assetId);
return creator != null ? creator.createCompileData() : null;
}, operationName: 'createCompileData', assetId: assetId);
}

1
modules_dart/transform/lib/src/transform/template_compiler/generator.dart
View File

@ -28,6 +28,7 @@ import 'compile_data_creator.dart';
Future<Outputs> processTemplates(AssetReader reader, AssetId assetId,
{bool reflectPropertiesAsAttributes: false}) async {
var viewDefResults = await createCompileData(reader, assetId);
if (viewDefResults == null) return null;
final directiveMetadatas = viewDefResults.ngMeta.types.values;
if (directiveMetadatas.isNotEmpty) {
var processor = new reg.Processor();