Re: [streams] Byte stream update, including reference implementation (#361)

> +  }
> +
> +  controller._insideUnderlyingByteSource = false;
> +}
> +
> +function CallPullInto(controller) {
> +  const source = controller._underlyingByteSource;
> +
> +  const pullIntoFunction = source['pullInto'];
> +  if (pullIntoFunction === undefined) {
> +    return;
> +  }
> +
> +  const stream = controller._controlledReadableByteStream;
> +
> +  if (typeof pullIntoFunction !== 'function') {

Same as before, can leave for the catch block.

---
Reply to this email directly or view it on GitHub:
https://github.com/whatwg/streams/pull/361/files#r33552400