node_modules/rxjs/dist/cjs/internal/observable/bindCallbackInternals.js

"use strict";
var __read = (this && this.__read) || function (o, n) {
    var m = typeof Symbol === "function" && o[Symbol.iterator];
    if (!m) return o;
    var i = m.call(o), r, ar = [], e;
    try {
        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
    }
    catch (error) { e = { error: error }; }
    finally {
        try {
            if (r && !r.done && (m = i["return"])) m.call(i);
        }
        finally { if (e) throw e.error; }
    }
    return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from) {
    for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
        to[j] = from[i];
    return to;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.bindCallbackInternals = void 0;
var isScheduler_1 = require("../util/isScheduler");
var Observable_1 = require("../Observable");
var subscribeOn_1 = require("../operators/subscribeOn");
var mapOneOrManyArgs_1 = require("../util/mapOneOrManyArgs");
var observeOn_1 = require("../operators/observeOn");
var AsyncSubject_1 = require("../AsyncSubject");
function bindCallbackInternals(isNodeStyle, callbackFunc, resultSelector, scheduler) {
    if (resultSelector) {
        if (isScheduler_1.isScheduler(resultSelector)) {
            scheduler = resultSelector;
        }
        else {
            return function () {
                var args = [];
                for (var _i = 0; _i < arguments.length; _i++) {
                    args[_i] = arguments[_i];
                }
                return bindCallbackInternals(isNodeStyle, callbackFunc, scheduler)
                    .apply(this, args)
                    .pipe(mapOneOrManyArgs_1.mapOneOrManyArgs(resultSelector));
            };
        }
    }
    if (scheduler) {
        return function () {
            var args = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                args[_i] = arguments[_i];
            }
            return bindCallbackInternals(isNodeStyle, callbackFunc)
                .apply(this, args)
                .pipe(subscribeOn_1.subscribeOn(scheduler), observeOn_1.observeOn(scheduler));
        };
    }
    return function () {
        var _this = this;
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        var subject = new AsyncSubject_1.AsyncSubject();
        var uninitialized = true;
        return new Observable_1.Observable(function (subscriber) {
            var subs = subject.subscribe(subscriber);
            if (uninitialized) {
                uninitialized = false;
                var isAsync_1 = false;
                var isComplete_1 = false;
                callbackFunc.apply(_this, __spreadArray(__spreadArray([], __read(args)), [
                    function () {
                        var results = [];
                        for (var _i = 0; _i < arguments.length; _i++) {
                            results[_i] = arguments[_i];
                        }
                        if (isNodeStyle) {
                            var err = results.shift();
                            if (err != null) {
                                subject.error(err);
                                return;
                            }
                        }
                        subject.next(1 < results.length ? results : results[0]);
                        isComplete_1 = true;
                        if (isAsync_1) {
                            subject.complete();
                        }
                    },
                ]));
                if (isComplete_1) {
                    subject.complete();
                }
                isAsync_1 = true;
            }
            return subs;
        });
    };
}
exports.bindCallbackInternals = bindCallbackInternals;
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