59 lines
2.1 KiB
JavaScript
59 lines
2.1 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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}
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var Subscriber_1 = require("../Subscriber");
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function map(project, thisArg) {
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return function mapOperation(source) {
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if (typeof project !== 'function') {
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throw new TypeError('argument is not a function. Are you looking for `mapTo()`?');
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}
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return source.lift(new MapOperator(project, thisArg));
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};
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}
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exports.map = map;
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var MapOperator = (function () {
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function MapOperator(project, thisArg) {
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this.project = project;
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this.thisArg = thisArg;
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}
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MapOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new MapSubscriber(subscriber, this.project, this.thisArg));
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};
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return MapOperator;
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}());
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exports.MapOperator = MapOperator;
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var MapSubscriber = (function (_super) {
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__extends(MapSubscriber, _super);
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function MapSubscriber(destination, project, thisArg) {
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var _this = _super.call(this, destination) || this;
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_this.project = project;
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_this.count = 0;
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_this.thisArg = thisArg || _this;
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return _this;
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}
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MapSubscriber.prototype._next = function (value) {
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var result;
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try {
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result = this.project.call(this.thisArg, value, this.count++);
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}
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catch (err) {
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this.destination.error(err);
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return;
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}
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this.destination.next(result);
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};
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return MapSubscriber;
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}(Subscriber_1.Subscriber));
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//# sourceMappingURL=map.js.map
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