Re: Extension Relation Type Comparison - LC Comment on draft-nottingham-http-plink-header-07

On 26/01/2010, at 4:03 AM, Eran Hammer-Lahav wrote:

> The current text about comparing extension relation types is unclear:
> 
>   When extension relation types are compared, they MUST be compared as
>   URIs in a case-insensitive fashion, character-by-character.  Because
>   of this, all-lowercase URIs SHOULD be used for extension relations.
> 
> What does it mean "compared as URIs"?
> 
> It is clear that these two URIs would be deemed equivalent:
> 
> http://example.com/rel/type
> HTTP://example.COM/rel/TYPE
> 
> But are they also equivalent to:
> 
> http://example.com:80/rel/type

None of those are equivalent; it specifies case-insensitive, character-by-character. "As URIs"
alludes to the fact that an extension type might be serialised in a non-URI form; e.g., as a CURIE, if that's
your cup of tea. 

I'll try to clarify this in the next draft.

Cheers,

--
Mark Nottingham     http://www.mnot.net/