gistfile1.ts

  trigger(element, event: string, data): Promise<any> {
    if (this.isSelectorMatch(element)) {
      var operations = this._lookup[event];
      return operations.length
        ? operations.filter((op) => op.test(element, data))
                    .map((op) => wrap(op.fn(element, data)))
        : noopPromise;
    }
    return noopPromise;
  }