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feat: implement web-tracing-framework support

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This includes implementation and minimal instrumentation

Closes #2610
This commit is contained in:
Misko Hevery
2015-06-14 16:42:26 -07:00
parent 6d272cc5f9
commit 77875a270d
17 changed files with 357 additions and 19 deletions
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5
modules/angular2/src/core/life_cycle/life_cycle.ts
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@ -2,6 +2,7 @@ import {Injectable} from 'angular2/di';
import {ChangeDetector} from 'angular2/src/change_detection/change_detection';
import {NgZone} from 'angular2/src/core/zone/ng_zone';
import {isPresent, BaseException} from 'angular2/src/facade/lang';
import {wtfLeave, wtfCreateScope, WtfScopeFn} from '../../profile/profile';
/**
* Provides access to explicitly trigger change detection in an application.
@ -31,6 +32,8 @@ import {isPresent, BaseException} from 'angular2/src/facade/lang';
*/
@Injectable()
export class LifeCycle {
static _scope_tick: WtfScopeFn = wtfCreateScope('LifeCycle#tick()');
_changeDetector: ChangeDetector;
_enforceNoNewChanges: boolean;
_runningTick: boolean = false;
@ -71,6 +74,7 @@ export class LifeCycle {
throw new BaseException("LifeCycle.tick is called recursively");
}
var s = LifeCycle._scope_tick();
try {
this._runningTick = true;
this._changeDetector.detectChanges();
@ -79,6 +83,7 @@ export class LifeCycle {
}
} finally {
this._runningTick = false;
wtfLeave(s);
}
}
}