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bug#34760: 27.0.50; Suboptimal error message for Checkdoc on an empty fi


From: Lars Ingebrigtsen
Subject: bug#34760: 27.0.50; Suboptimal error message for Checkdoc on an empty file
Date: Tue, 09 Jul 2019 18:24:43 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Philipp Stephani <address@hidden> writes:

> 1. Create an empty test file:
>
>    touch /tmp/empty.el
>    
> 2. emacs -Q /tmp/empty.el
>
> 3. M-x checkdoc
>
> 4. Answer the first question with 'n'.
>
> 5. Now you get an error message
>
>    checkdoc-file-comments-engine: Search failed: ";;; .* --- .*
>    "
>
> This is an internal error because checkdoc-file-comments-engine uses
> re-search-forward, but in one instance doesn't set the NOERROR
> argument.  It would be better to catch this and report a nicer error (or
> no error).

Yup; I've now fixed this on the Emacs trunk.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





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