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feat(Events): allow a different event vs field name

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closes #2272
closes #2344
This commit is contained in:
Victor Berchet
2015-06-04 15:09:54 +02:00
parent 79f3f3b456
commit 29c72abcc4
3 changed files with 49 additions and 5 deletions
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19
modules/angular2/src/core/compiler/element_injector.ts
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@ -4,7 +4,8 @@ import {
Type,
BaseException,
stringify,
CONST_EXPR
CONST_EXPR,
StringWrapper
} from 'angular2/src/facade/lang';
import {EventEmitter, ObservableWrapper} from 'angular2/src/facade/async';
import {List, ListWrapper, MapWrapper, StringMapWrapper} from 'angular2/src/facade/collection';
@ -382,8 +383,20 @@ export class BindingData {
createEventEmitterAccessors() {
if (!(this.binding instanceof DirectiveBinding)) return [];
var db = <DirectiveBinding>this.binding;
return ListWrapper.map(db.eventEmitters, eventName => new EventEmitterAccessor(
eventName, reflector.getter(eventName)));
return ListWrapper.map(db.eventEmitters, eventConfig => {
let fieldName;
let eventName;
var colonIdx = eventConfig.indexOf(':');
if (colonIdx > -1) {
// long format: 'fieldName: eventName'
fieldName = StringWrapper.substring(eventConfig, 0, colonIdx).trim();
eventName = StringWrapper.substring(eventConfig, colonIdx + 1).trim();
} else {
// short format: 'name' when fieldName and eventName are the same
fieldName = eventName = eventConfig;
}
return new EventEmitterAccessor(eventName, reflector.getter(fieldName))
});
}
createHostActionAccessors() {