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fix(focus-trap): import rxjs first operator (#4400)
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devversion authored and kara committed May 11, 2017
1 parent f15619c commit 2c8faf6
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1 change: 1 addition & 0 deletions src/lib/core/a11y/focus-trap.ts
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Expand Up @@ -10,6 +10,7 @@ import {
import {InteractivityChecker} from './interactivity-checker';
import {coerceBooleanProperty} from '../coercion/boolean-property';

import 'rxjs/add/operator/first';

/**
* Class that allows for trapping focus within a DOM element.
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