Re: Comments on the HTTP Sec-From Header (draft-abarth-origin)

On 09/07/2009, at 3:58 PM, Adam Barth wrote:
>> * The header field-value is defined as containing LWS characters.  
>> There
>> isn't a reference for that rule, and FYI that form is being  
>> deprecated by
>> HTTPbis; it would probably be better to say one or more whitespace
>> characters. Another option would be to make it a comma-separated  
>> list, to
>> pull it in line with the definitions of other HTTP headers.
> My understanding is that using a comma-separated list would change the
> semantics because of header coalescing.

How so? I.e., does this:


place an semantic significance on the split between a/b and c/d?

>  Saying "whitespace" seems
> less precise than LWS.  Is whitespace defined precisely somewhere in
> HTTPbis that I can reference?

Best thing do to would be to reference WS in RFC5234.

Mark Nottingham

Received on Sunday, 12 July 2009 01:02:48 UTC