map.js
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/** PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Subscriber } from '../Subscriber';
export function map(project, thisArg) {
return function mapOperation(source) {
if (typeof project !== 'function') {
throw new TypeError('argument is not a function. Are you looking for `mapTo()`?');
}
return source.lift(new MapOperator(project, thisArg));
};
}
var MapOperator = /*@__PURE__*/ (function () {
function MapOperator(project, thisArg) {
this.project = project;
this.thisArg = thisArg;
}
MapOperator.prototype.call = function (subscriber, source) {
return source.subscribe(new MapSubscriber(subscriber, this.project, this.thisArg));
};
return MapOperator;
}());
export { MapOperator };
var MapSubscriber = /*@__PURE__*/ (function (_super) {
tslib_1.__extends(MapSubscriber, _super);
function MapSubscriber(destination, project, thisArg) {
var _this = _super.call(this, destination) || this;
_this.project = project;
_this.count = 0;
_this.thisArg = thisArg || _this;
return _this;
}
MapSubscriber.prototype._next = function (value) {
var result;
try {
result = this.project.call(this.thisArg, value, this.count++);
}
catch (err) {
this.destination.error(err);
return;
}
this.destination.next(result);
};
return MapSubscriber;
}(Subscriber));
//# sourceMappingURL=map.js.map