@obsidize/rx-map/common/subsink.js

ES6 Map with rxjs extensions for change detection

import { castArray } from './utility';
/**
 * Simple subscription aggregator.
 * This is needed to prevent unwarrented rxjs exceptions when attempting to mass-unsubscribe.
 */
export class Subsink {
    constructor() {
        this.mSubscriptions = new Set();
    }
    static unsubscribeSafe(target) {
        try {
            target.unsubscribe();
        }
        catch (_a) { }
    }
    add(...targets) {
        return this.addMany(targets);
    }
    unsubscribe() {
        this.mSubscriptions.forEach(Subsink.unsubscribeSafe);
        this.mSubscriptions.clear();
    }
    addMany(targets) {
        castArray(targets).forEach(target => this.mSubscriptions.add(target));
        return this;
    }
}