GNU bug report logs - #20148
24.4: function `bookmark-get-bookmark'

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From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
To: Boruch Baum <boruch_baum <at> gmx.com>
Cc: 20148 <at> debbugs.gnu.org, Drew Adams <drew.adams <at> oracle.com>
Subject: bug#20148: 24.4: function `bookmark-get-bookmark'
Date: Fri, 20 Mar 2015 10:31:51 -0400

Does that mean the bug can be closed?


        Stefan


>>>>> "Boruch" == Boruch Baum <boruch_baum <at> gmx.com> writes:

> Hello Drew. Apology for the inconvenience.
> On 03/20/2015 01:04 AM, Drew Adams wrote:
>>> Function `bookmark-get-bookmark' ...
>>> 
>>> 1] tests for the existence of a bookmark by checking whether the input
>>> string matches a cons cell. This casts a net much wider than desirable,
>>> and might better be (assoc bookmark-name-or-record bookmark-alist).
>> 
>> See the actual code.
> You're right. You could have just said 'line 336, not 335'.

>> 
>>> 2] returns only a string value on error, without passing nil back to the
>>> calling function.
>>> 
>>> My usage case is that I was scripting a function to find org-mode files
>>> in a directory tree, and add them to a bookmark list if they aren't
>>> already bookmarked according to my naming convention. Originally, I had
>>> tried checking for the existence of a bookmark using a few of the
>>> bookmark.el functions, such as bookmark-get-bookmark, but that looked
>>> inconvenient because they returned string values on failure.
>> 
>> See the actual code.
>> 
>> The doc string neglects to mention the optional argument.  It should
>> say something like this (taken from Bookmark+):
>> 
>> Non-nil optional arg NOERROR means return nil if BOOKMARK is not a
>> valid bookmark.  If NOERROR is nil then raise an error in this case.
> Missed that also.

> -- 
> hkp://keys.gnupg.net
> CA45 09B5 5351 7C11 A9D1  7286 0036 9E45 1595 8BC0

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