Re: [Futures] accept/resolve/reject on a resolver don't have clearly defined behavior if no value is passed

On Fri, May 31, 2013 at 4:43 AM, Boris Zbarsky <[email protected]> wrote:
> The spec has:
>
>   void accept(optional any value);
>
> and the prose says:
>
>   The accept(value) method must run context object's accept with value.
>
> But "value" is optional, so it can be not passed.  And the accept algorithm
> assumes there is a value.  Maybe.  It certainly passes the value to
> callbacks, but those callbacks have an _optional_ argument.  So maybe the
> intent is that if accept() is not passed a value the callbacks will also not
> be passed a value?
>
> This needs to be clarified.

The behavior we want is equivalent to:

function accept(value) { ... }
accept()

Which will result in value being undefined. I'd argue this is an IDL
bug, but I could make an intermediate fix to the specification if that
helps.


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