import { operate } from '../util/lift'; import { createOperatorSubscriber } from './OperatorSubscriber'; export function filter(predicate, thisArg) { return operate((source, subscriber) => { let index = 0; source.subscribe(createOperatorSubscriber(subscriber, (value) => predicate.call(thisArg, value, index++) && subscriber.next(value))); }); } //# sourceMappingURL=filter.js.map
