hugoWebsite/node_modules/rxjs/dist/cjs/internal/operators/exhaustMap.js

33 lines
1.4 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.exhaustMap = void 0;
var map_1 = require("./map");
var innerFrom_1 = require("../observable/innerFrom");
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function exhaustMap(project, resultSelector) {
if (resultSelector) {
return function (source) {
return source.pipe(exhaustMap(function (a, i) { return innerFrom_1.innerFrom(project(a, i)).pipe(map_1.map(function (b, ii) { return resultSelector(a, b, i, ii); })); }));
};
}
return lift_1.operate(function (source, subscriber) {
var index = 0;
var innerSub = null;
var isComplete = false;
source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (outerValue) {
if (!innerSub) {
innerSub = OperatorSubscriber_1.createOperatorSubscriber(subscriber, undefined, function () {
innerSub = null;
isComplete && subscriber.complete();
});
innerFrom_1.innerFrom(project(outerValue, index++)).subscribe(innerSub);
}
}, function () {
isComplete = true;
!innerSub && subscriber.complete();
}));
});
}
exports.exhaustMap = exhaustMap;
//# sourceMappingURL=exhaustMap.js.map