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Re: What does "merge" in ido.el mean?


From: Xue Fuqiao
Subject: Re: What does "merge" in ido.el mean?
Date: Sun, 16 Jun 2013 08:12:18 +0800

On Sun, Jun 16, 2013 at 5:55 AM, Óscar Fuentes <ofv@wanadoo.es> wrote:
> Xue Fuqiao <xfq.free@gmail.com> writes:
>
>> I'm reading ido.el, and I have a small question.
>>
>> I saw the word (or term) "merge" in in `ido-ignore-directories-merge',
>> `ido-merge-ftp-work-directories',
>> `ido-auto-merge-work-directories-length', and some other
>> symbols/docstrings.
>>
>> I don't know what this term means here (what does it merge?).
>
> It seems that this feature is almost undocumented. My understanding
> comes from the docstring of ido-find-file, which contains:
>
> \\[ido-merge-work-directories] search for file in the work directory history.
>
> My guess is that when you input a string it is used for searching for a
> file on the current directory *and* on the directories contained in the
> "work directory history" (whatever that means) and the candidates coming
> from all those directories are merged into a single list which is what
> the user sees.

Sounds reasonable, thank you.  (Kim F. Storm has the final say, tho.)

--
Best regards, Xue Fuqiao.
http://www.gnu.org/software/emacs/



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