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This repository was archived by the owner on Feb 22, 2018. It is now read-only.
This repository was archived by the owner on Feb 22, 2018. It is now read-only.

exportExpressions doesn't work on controllers #1308

@lasse-damgaard

Description

@lasse-damgaard

The exportExpressions parameter of Directive only works for Component and Decorator but not for Controller. In the example below this means that running the transformed js code throws:

No getter for 'foo'.

STACKTRACE:
Error
at dart.wrapException (http://localhost:8080/main.dart.js:2500:15)
at StaticClosureMap.lookupGetter$1 (http://localhost:8080/main.dart.js:10690:17)
at DynamicParserBackend.newAccessScope$1 (http://localhost:8080/main.dart.js:8929:21)
at DynamicParserImpl.parseAccessOrCallScope$0 (http://localhost:8080/main.dart.js:9283:29)
at DynamicParserImpl.parsePrimary$0 (http://localhost:8080/main.dart.js:9259:21)
at DynamicParserImpl.parseAccessOrCallMember$0 (http://localhost:8080/main.dart.js:9216:21)
at DynamicParserImpl.parsePrefix$0 (http://localhost:8080/main.dart.js:9212:21)
at DynamicParserImpl.parseMultiplicative$0 (http://localhost:8080/main.dart.js:9191:21)
at DynamicParserImpl.parseAdditive$0 (http://localhost:8080/main.dart.js:9180:21)
at DynamicParserImpl.parseRelational$0 (http://localhost:8080/main.dart.js:9165:21)

If I change the annotation on FoobarController from Controller to Decorator the example works and prints 'bar' in the console as expected.
Issue was spun from this discussion.

pubspec.yaml

name: test
version: 0.0.1
dependencies:
angular: 0.13.0
browser: any
transformers:
    - angular:
        html_files:
        - web/index.html

index.html

<!DOCTYPE html>
<html ng-app>
<body>
<div foobar></div>
<script type="application/dart" src="main.dart"></script>
<script type="text/javascript" src="packages/browser/dart.js"></script>
</body>
</html>

main.dart

import 'package:angular/angular.dart';
import 'package:angular/application_factory.dart';

void main() {
  applicationFactory()
        .addModule(new Module()
                         ..bind(FooWatcher)
                         ..bind(FoobarController))
        .run();
}

@Injectable()
class FooWatcher {
    Scope _scope;
    FooWatcher(this._scope);

    watch(foo) {
         _scope.createChild(foo)
               .watch('foo', (newValue, oldValue) => print(newValue));
    }
}

@Controller(selector: '[foobar]',
           exportExpressions: const ['foo'])
class FoobarController {

    FoobarController(FooWatcher watcher) {
        watcher.watch(this);
    }

    var foo = 'bar';
}

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