angular4-events/esm/src/angular4-events.service.js

Events is a publish-subscribe style event system based on sqlProvider/angular2-pubsub

import { Injectable } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
var ServiceName = "Events Service";
var EventsService = /** @class */ (function () {
    function EventsService() {
        this.events = {};
    }
    EventsService.prototype.subscribe = function (event, callback, error, complete) {
        if (!event) {
            throw new Error("[" + ServiceName + "] => Subscription method must get event name.");
        }
        if (this.events[event] === undefined) {
            this.events[event] = new Subject();
        }
        if (typeof callback !== 'function') {
            return this.events[event].asObservable();
        }
        else {
            return this.events[event].asObservable().subscribe(callback, error, complete);
        }
    };
    EventsService.prototype.publish = function (event, eventObject) {
        if (!event) {
            throw new Error("[" + ServiceName + "] => Publish method must get event name.");
        }
        else if (!this.events[event]) {
            return;
        }
        this.events[event].next(eventObject);
    };
    EventsService.ɵfac = function EventsService_Factory(t) { return new (t || EventsService)(); };
    EventsService.ɵprov = i0.ɵɵdefineInjectable({ token: EventsService, factory: EventsService.ɵfac });
    return EventsService;
}());
export { EventsService };
(function () { (typeof ngDevMode === "undefined" || ngDevMode) && i0.ɵsetClassMetadata(EventsService, [{
        type: Injectable
    }], function () { return []; }, null); })();
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