public trigger()

in src/async.ts [119:143]

• 20 lines of code
• 2 McCabe index (conditional complexity)

	public trigger(task: ITask<T>, delay: number = this.defaultDelay): Promise<T> {
		this.task = task;
		this.cancelTimeout();

		if (!this.completionPromise) {
			this.completionPromise = new Promise<T>((resolve, _reject) => {
				this.onResolve = resolve;
			}).then(() => {
				this.completionPromise = null;
				this.onResolve = null;

				var result = this.task();
				this.task = null;

				return result;
			});
		}

		this.timeout = setTimeout(() => {
			this.timeout = null;
			this.onResolve(null);
		}, delay);

		return this.completionPromise;
	}