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https://github.com/angular/angular
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8ad4ad57d1
When a `Directive` implements a lifecycle interface (e.g. `OnChange` or `OnInit`), populate its `lifecycle` property if not already populated). Closes #3181
77 lines
3.3 KiB
Dart
77 lines
3.3 KiB
Dart
library angular2.transform.common.annotati_ON_matcher;
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import 'package:analyzer/src/generated/ast.dart';
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import 'package:barback/barback.dart' show AssetId;
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import 'class_matcher_base.dart';
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export 'class_matcher_base.dart' show ClassDescriptor;
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/// [ClassDescriptor]s for the default angular interfaces that may be
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/// implemented by a class. These classes are re-exported in many places so this
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/// covers all libraries which provide them.
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const _ON_CHANGE_INTERFACES = const [
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const ClassDescriptor('OnChange', 'package:angular2/angular2.dart'),
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const ClassDescriptor('OnChange', 'package:angular2/annotations.dart'),
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const ClassDescriptor(
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'OnChange', 'package:angular2/src/core/compiler/interfaces.dart'),
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];
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const _ON_DESTROY_INTERFACES = const [
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const ClassDescriptor('OnDestroy', 'package:angular2/angular2.dart'),
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const ClassDescriptor('OnDestroy', 'package:angular2/annotations.dart'),
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const ClassDescriptor(
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'OnDestroy', 'package:angular2/src/core/compiler/interfaces.dart'),
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];
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const _ON_CHECK_INTERFACES = const [
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const ClassDescriptor('OnCheck', 'package:angular2/angular2.dart'),
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const ClassDescriptor('OnCheck', 'package:angular2/annotations.dart'),
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const ClassDescriptor(
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'OnCheck', 'package:angular2/src/core/compiler/interfaces.dart'),
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];
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const _ON_INIT_INTERFACES = const [
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const ClassDescriptor('OnInit', 'package:angular2/angular2.dart'),
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const ClassDescriptor('OnInit', 'package:angular2/annotations.dart'),
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const ClassDescriptor(
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'OnInit', 'package:angular2/src/core/compiler/interfaces.dart'),
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];
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const _ON_ALL_CHANGES_DONE_INTERFACES = const [
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const ClassDescriptor('OnAllChangesDone', 'package:angular2/angular2.dart'),
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const ClassDescriptor(
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'OnAllChangesDone', 'package:angular2/annotations.dart'),
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const ClassDescriptor(
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'OnAllChangesDone', 'package:angular2/src/core/compiler/interfaces.dart')
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];
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/// Checks if a given [Annotation] matches any of the given
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/// [ClassDescriptors].
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class InterfaceMatcher extends ClassMatcherBase {
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InterfaceMatcher._(classDescriptors) : super(classDescriptors);
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factory InterfaceMatcher() {
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return new InterfaceMatcher._([]
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..addAll(_ON_CHANGE_INTERFACES)
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..addAll(_ON_DESTROY_INTERFACES)
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..addAll(_ON_CHECK_INTERFACES)
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..addAll(_ON_INIT_INTERFACES)
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..addAll(_ON_ALL_CHANGES_DONE_INTERFACES));
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}
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/// Checks if an [Identifier] implements [OnChange].
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bool isOnChange(Identifier typeName, AssetId assetId) =>
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implements(firstMatch(typeName, assetId), _ON_CHANGE_INTERFACES);
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/// Checks if an [Identifier] implements [OnDestroy].
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bool isOnDestroy(Identifier typeName, AssetId assetId) =>
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implements(firstMatch(typeName, assetId), _ON_DESTROY_INTERFACES);
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/// Checks if an [Identifier] implements [OnCheck].
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bool isOnCheck(Identifier typeName, AssetId assetId) =>
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implements(firstMatch(typeName, assetId), _ON_CHECK_INTERFACES);
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/// Checks if an [Identifier] implements [OnInit].
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bool isOnInit(Identifier typeName, AssetId assetId) =>
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implements(firstMatch(typeName, assetId), _ON_INIT_INTERFACES);
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/// Checks if an [Identifier] implements [OnAllChangesDone].
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bool isOnAllChangesDone(Identifier typeName, AssetId assetId) => implements(
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firstMatch(typeName, assetId), _ON_ALL_CHANGES_DONE_INTERFACES);
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}
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