| 1 | "use strict";
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| 2 | var __extends = (this && this.__extends) || (function () {
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| 3 | var extendStatics = function (d, b) {
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| 4 | extendStatics = Object.setPrototypeOf ||
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| 5 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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| 6 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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| 7 | return extendStatics(d, b);
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| 8 | }
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| 9 | return function (d, b) {
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| 10 | extendStatics(d, b);
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| 11 | function __() { this.constructor = d; }
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| 12 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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| 13 | };
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| 14 | })();
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| 15 | Object.defineProperty(exports, "__esModule", { value: true });
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| 16 | var Subscriber_1 = require("../Subscriber");
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| 17 | function filter(predicate, thisArg) {
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| 18 | return function filterOperatorFunction(source) {
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| 19 | return source.lift(new FilterOperator(predicate, thisArg));
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| 20 | };
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| 21 | }
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| 22 | exports.filter = filter;
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| 23 | var FilterOperator = (function () {
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| 24 | function FilterOperator(predicate, thisArg) {
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| 25 | this.predicate = predicate;
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| 26 | this.thisArg = thisArg;
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| 27 | }
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| 28 | FilterOperator.prototype.call = function (subscriber, source) {
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| 29 | return source.subscribe(new FilterSubscriber(subscriber, this.predicate, this.thisArg));
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| 30 | };
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| 31 | return FilterOperator;
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| 32 | }());
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| 33 | var FilterSubscriber = (function (_super) {
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| 34 | __extends(FilterSubscriber, _super);
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| 35 | function FilterSubscriber(destination, predicate, thisArg) {
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| 36 | var _this = _super.call(this, destination) || this;
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| 37 | _this.predicate = predicate;
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| 38 | _this.thisArg = thisArg;
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| 39 | _this.count = 0;
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| 40 | return _this;
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| 41 | }
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| 42 | FilterSubscriber.prototype._next = function (value) {
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| 43 | var result;
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| 44 | try {
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| 45 | result = this.predicate.call(this.thisArg, value, this.count++);
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| 46 | }
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| 47 | catch (err) {
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| 48 | this.destination.error(err);
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| 49 | return;
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| 50 | }
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| 51 | if (result) {
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| 52 | this.destination.next(value);
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| 53 | }
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| 54 | };
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| 55 | return FilterSubscriber;
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| 56 | }(Subscriber_1.Subscriber));
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| 57 | //# sourceMappingURL=filter.js.map |
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