Re: [selection-api] unsigned long is never negative (#33)

At least in Blink, it looks like passing -1 as an unsigned long argument will get converted to 2^32-1, it's only if [`[EnforceRange]`](https://heycam.github.io/webidl/#EnforceRange) is used that the bindings layer would throw an exception.

---
Reply to this email directly or view it on GitHub:
https://github.com/w3c/selection-api/issues/33#issuecomment-130567308