45 lines
1.5 KiB
JavaScript
45 lines
1.5 KiB
JavaScript
/** PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END */
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import * as tslib_1 from "tslib";
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import { Subscriber } from '../Subscriber';
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export 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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var MapOperator = /*@__PURE__*/ (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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export { MapOperator };
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var MapSubscriber = /*@__PURE__*/ (function (_super) {
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tslib_1.__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));
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//# sourceMappingURL=map.js.map
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