GNU bug report logs - #61098
29.0.60; Confusing behavior of show-paren-mode

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Message #26 received at 61098 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Gutov <dgutov <at> yandex.ru>
To: Eli Zaretskii <eliz <at> gnu.org>, Rah Guzar <rahguzar <at> zohomail.eu>
Cc: 61098 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca
Subject: Re: bug#61098: 29.0.60; Confusing behavior of show-paren-mode
Date: Tue, 31 Jan 2023 16:41:42 +0200

On 31/01/2023 16:13, Eli Zaretskii wrote:
>> From: Rah Guzar<rahguzar <at> zohomail.eu>
>> Cc: Stefan Monnier<monnier <at> iro.umontreal.ca>,61098 <at> debbugs.gnu.org
>> Date: Tue, 31 Jan 2023 14:03:20 +0100
>>
>>
>> Eli Zaretskii<eliz <at> gnu.org>  writes:
>>
>>> It should be an expression that yields a boolean value (that's why the
>>> variable is named "predicate").  I will improve the doc string when I
>>> install the final version of the changes.
>> What I had been missing was how is that expression supposed to yield
>> a boolean value.
> The function 'not' returns a boolean value.

'not' is just a symbol in this case -- from a DSL.

(buffer-match-p show-paren-predicate (current-buffer)) is supposed to 
return non-nil.

See its docstring for the description of the DSL format.

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