Kathy Walrath 185f9a7049 docs(dart): update to b12
Also update dart_to_js_script_rewriter dependency to ^1.0.1,
and change most angular2.dart imports to be core.dart instead.

The pipes example broke without the angular2.dart import, so I let it be.

The server-communication sample has never worked for me,
so I changed it but might have broken it further.

closes #1007
2016-03-25 17:40:23 -07:00

23 lines
453 B
Dart

// #docregion
import 'package:angular2/core.dart';
import 'logger_service.dart';
int nextId = 1;
// Spy on any element to which it is applied.
// Usage: <div mySpy>...</div>
@Directive(selector: '[mySpy]')
class Spy implements OnInit, OnDestroy {
int _id = nextId++;
LoggerService _logger;
Spy(this._logger);
ngOnInit() => _logIt('onInit');
ngOnDestroy() => _logIt('onDestroy');
_logIt(String msg) => _logger.log('Spy #$_id $msg');
}