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- /** PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END */
- import * as tslib_1 from "tslib";
- import { Subscriber } from '../Subscriber';
- export function filter(predicate, thisArg) {
- return function filterOperatorFunction(source) {
- return source.lift(new FilterOperator(predicate, thisArg));
- };
- }
- var FilterOperator = /*@__PURE__*/ (function () {
- function FilterOperator(predicate, thisArg) {
- this.predicate = predicate;
- this.thisArg = thisArg;
- }
- FilterOperator.prototype.call = function (subscriber, source) {
- return source.subscribe(new FilterSubscriber(subscriber, this.predicate, this.thisArg));
- };
- return FilterOperator;
- }());
- var FilterSubscriber = /*@__PURE__*/ (function (_super) {
- tslib_1.__extends(FilterSubscriber, _super);
- function FilterSubscriber(destination, predicate, thisArg) {
- var _this = _super.call(this, destination) || this;
- _this.predicate = predicate;
- _this.thisArg = thisArg;
- _this.count = 0;
- return _this;
- }
- FilterSubscriber.prototype._next = function (value) {
- var result;
- try {
- result = this.predicate.call(this.thisArg, value, this.count++);
- }
- catch (err) {
- this.destination.error(err);
- return;
- }
- if (result) {
- this.destination.next(value);
- }
- };
- return FilterSubscriber;
- }(Subscriber));
- //# sourceMappingURL=filter.js.map
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