Method cancel

examples/think/worker-configuration.d.ts:2247–2247

* The **`cancel()`** method of the ReadableStream interface returns a Promise that resolves when the stream is canceled. * * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ReadableStream/cancel)

(reason?: any)

     * [MDN Reference](https://developer.mozilla.org/docs/Web/API/ReadableStream/cancel)
     */
    cancel(reason?: any): Promise<void>;
    /**
     * The **`getReader()`** method of the ReadableStream interface creates a reader and locks the stream to it.
     *