angular-cn/public/docs/js/latest/api/di_annotations/InjectPromise-class.jade

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<span class="location-badge">exported from <a href="/angular2/di_annotations">angular2/di_annotations</a></span>
defined in <a href="https://github.com/angular/angular/tree/master/modules/angular2/src/di/annotations.js#L34">angular2/src/di/annotations.js (line 34)</a>
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A parameter annotation that creates an asynchronous eager dependency.
```
class AComponent {
constructor(@InjectPromise(MyService) aServicePromise:Promise<MyService>) {
aServicePromise.then(aService:MyService => ...);
}
}
```
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