Eve-Project/node_modules/rxjs/dist/cjs/internal/firstValueFrom.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.firstValueFrom = void 0;
var EmptyError_1 = require("./util/EmptyError");
var Subscriber_1 = require("./Subscriber");
function firstValueFrom(source, config) {
    var hasConfig = typeof config === 'object';
    return new Promise(function (resolve, reject) {
        var subscriber = new Subscriber_1.SafeSubscriber({
            next: function (value) {
                resolve(value);
                subscriber.unsubscribe();
            },
            error: reject,
            complete: function () {
                if (hasConfig) {
                    resolve(config.defaultValue);
                }
                else {
                    reject(new EmptyError_1.EmptyError());
                }
            },
        });
        source.subscribe(subscriber);
    });
}
exports.firstValueFrom = firstValueFrom;
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