From: Stephane Chazelas <stephane@chazelas.org>
To: Sebastian Gniazdowski <sgniazdowski@gmail.com>
Cc: Zsh hackers list <zsh-workers@zsh.org>
Subject: Re: Shouldn't be IDENT more smart?
Date: Fri, 10 Feb 2023 11:12:26 +0000 [thread overview]
Message-ID: <20230210111226.k7np7eyva66mw76e@chazelas.org> (raw)
In-Reply-To: <CAKc7PVDK4-EVL3YBfQop7iX_n01yuJR2=bgkFnUE=ptagi++tQ@mail.gmail.com>
2023-02-10 09:42:47 +0000, Sebastian Gniazdowski:
> [[ 0 == [[:IDENT:]]## ]]; print $?
> 0
>
> That's fine. However, it also accepts 0[a-z]:
>
> [[ 0q == [[:IDENT:]]## ]]; print $?
> 0
>
> Shouldn't it be defined something like:
>
> (<->|[A-Za-z_][A-Za-z0-9_]#)? So that it accepts $0, and also var0? but not
> 0var?
[...]
No, [:IDENT:] that you can use inside [...] is just another
character class, it can only match a single character.
Remember you can do things like `[[:IDENT:],.+[:blank:]] for
instance to match on a character that either
- classified as IDENT
- clsasified as blank
- ,
- .
- +
--
Stephane
prev parent reply other threads:[~2023-02-10 11:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-10 9:42 Sebastian Gniazdowski
2023-02-10 11:12 ` Stephane Chazelas [this message]
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