INNER CODE UNIT · JavaScript

EventBus

rohitg00/k8sgames · js/engine/GameEngine.js:5

class EventBus {
  constructor() {
    this._handlers = new Map();
    this._onceHandlers = new Map();
    this._history = [];
    this._maxHistory = 200;
    this._wildcardHandlers = [];
  }

  on(event, handler) {
    if (!this._handlers.has(event)) {
      this._handlers.set(event, []);
    }
    this._handlers.get(event).push(handler);
    return () => this.off(event, handler);
  }

  once(event, handler) {

View source record →