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Re: [selectors-api] Return value of lookupNamespaceURI

From: Sam Weinig <weinig@apple.com>
Date: Fri, 11 Jul 2008 18:18:45 -0700
Cc: public-webapps@w3.org
Message-Id: <63298AA4-13B5-460E-809E-469EEE5887F8@apple.com>
To: Boris Zbarsky <bzbarsky@MIT.EDU>

I believe undefined and null (as well as the empty string) should turn  
into null.

"While resolving either a prefix or the default namespace, if the  
lookupNamespaceURI() method returns undefined or an empty string, the  
implementation must act as if null had been returned."

On Jul 11, 2008, at 4:47 PM, Boris Zbarsky wrote:

>
> If the return value of lookupNamespaceURI is |undefined|, should  
> that stringify to "" or "undefined"?  Same question for |null|.
>
> Note that I'm not sure there's an obvious way to annotate this in  
> web idl yet.
>
> -Boris
>
Received on Saturday, 12 July 2008 01:19:26 GMT

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