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Re: Character classes

From: C. M. Sperberg-McQueen <cmsmcq@blackmesatech.com>
Date: Thu, 7 Oct 2021 10:37:47 -0600
Cc: "C. M. Sperberg-McQueen" <cmsmcq@blackmesatech.com>, ixml <public-ixml@w3.org>
Message-Id: <44987D97-B573-413A-BE9E-D7687145A2E6@blackmesatech.com>
To: Steven Pemberton <steven.pemberton@cwi.nl>
looks good to me.

> On 7,Oct2021, at 7:14 AM, Steven Pemberton <steven.pemberton@cwi.nl> wrote:
> 
> Reviewing the spec (while writing my ixml tutorial for the Declarative Amsterdam conference [https://declarative.amsterdam])
> I note that character classes as defined in Unicode [https://unicode.org/reports/tr44/#General_Category_Values]
> consist of an uppercase letter optionally followed by a lowercase letter.
> 
> The ixml spec currently has
> 
>  class: code, S.
>  @code: letter, letter.
>  -letter: ["a"-"z"; "A"-"Z"].
> 
> So I propose we just match Unicode, and use:
> 
>  class: @code, S.
>  code: upper, lower?.
>  -upper: ["A"-"Z"].
>  -lower: ["a"-"z"].
> 
> Agree?
> 
> Steven
> 
> 
Received on Thursday, 7 October 2021 16:38:08 UTC

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