import { AsyncScheduler } from './AsyncScheduler'; export class AnimationFrameScheduler extends AsyncScheduler { flush(action) { this._active = true; const flushId = this._scheduled; this._scheduled = undefined; const { actions } = this; let error; action = action || actions.shift(); do { if ((error = action.execute(action.state, action.delay))) { break; } } while ((action = actions[0]) && action.id === flushId && actions.shift()); this._active = false; if (error) { while ((action = actions[0]) && action.id === flushId && actions.shift()) { action.unsubscribe(); } throw error; } } } //# sourceMappingURL=AnimationFrameScheduler.js.map