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bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]
From: |
Andy Moreton |
Subject: |
bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]] |
Date: |
Wed, 12 Jun 2019 12:44:12 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (windows-nt) |
On Wed 12 Jun 2019, Eli Zaretskii wrote:
>> From: Andy Moreton <andrewjmoreton@gmail.com>
>> Date: Tue, 11 Jun 2019 20:56:09 +0100
>>
>> The docs for [:digit:] and [:xdigit:] seem clear enough, but there is
>> one other minor point that could be clarified.
>>
>> The [:alnum:] and [:alpha:] are based on (unspecified values of) the Unicode
>> general-category property, but [:digit:] is not. Thus [:alnum:] includes
>> other numeric characters that are not matched by [:digit:].
>
> It's true that [:alnum:] includes more numerical characters that
> [:digit:], but what exactly needs to be clarified here? Assuming you
> mean clarified in the manual, that is.
As noted by Paul Eggert, the POSIX behaviour is different. It may be
worth a note in the manual to draw attention to this difference.
AndyM
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], (continued)
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Paul Eggert, 2019/06/11
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Eli Zaretskii, 2019/06/11
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], npostavs, 2019/06/11
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Eli Zaretskii, 2019/06/11
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Eli Zaretskii, 2019/06/11
- bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Drew Adams, 2019/06/11
bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]], Andy Moreton, 2019/06/11
bug#36167: [PATCH] Replace manually crafted hex regexes with [[:xdigit:]],
Andy Moreton <=
bug#36167: [PATCH v2] Replace manually crafted hex regexes wth [[:xdigit:]], Konstantin Kharlamov, 2019/06/12