JAVASCRIPT FakeEvent.js

class Event {
  eventPath = [];
  NONE = 0;
  CAPTURING_PHASE = 1;
  AT_TARGET = 2;
  BUBBLING_PHASE = 3;

  // Flags
  propagationStopped = false;
  immediatePropagationStopped = false;
  canceled = false;
  initialized = true;
  dispatched = false;
  target = null;
  currentTarget = null;
  eventPhase = 0;
  defaultPrevented = false;
  isTrusted = false;
  timeStamp = Date.now();
  constructor(type, eventInitDict = {}) {
    this.type = type;
    this.bubbles = eventInitDict.bubbles !== undefined ? eventInitDict.bubbles : false;
    this.cancelable = eventInitDict.cancelable !== undefined ? eventInitDict.cancelable : false;
  }
  preventDefault() {
    if (this.cancelable) {
      this.canceled = true;
    }
  }
  stopPropagation() {
    this.propagationStopped = true;
  }
  stopImmediatePropagation() {
    this.propagationStopped = true;
    this.immediatePropagationStopped = true;
  }
}
export default Event;