quran/node_modules/rxjs/dist/cjs/internal/operators/mergeScan.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.mergeScan = void 0;
var lift_1 = require("../util/lift");
var mergeInternals_1 = require("./mergeInternals");
function mergeScan(accumulator, seed, concurrent) {
    if (concurrent === void 0) { concurrent = Infinity; }
    return lift_1.operate(function (source, subscriber) {
        var state = seed;
        return mergeInternals_1.mergeInternals(source, subscriber, function (value, index) { return accumulator(state, value, index); }, concurrent, function (value) {
            state = value;
        }, false, undefined, function () { return (state = null); });
    });
}
exports.mergeScan = mergeScan;
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