RE: Refining ediff's idea of a difference?

[Doug Lewan <dougl@shubertticketing.com>]

ELi,

You wrote:
> The relevant defcustom is ediff-diff-options.

I'll play with different values and see what happens.

Thanks.
-- 
,Doug
Douglas Lewan
Shubert Ticketing
(201) 489-8600 ext 224 or ext 4335

The human brain is the most complex thing known to man, according to the human brain.


> -----Original Message-----
> From: dougl=shubertticketing.com
> On Behalf Of Eli Zaretskii
> Subject: Re: Refining ediff's idea of a difference?
> 
> > From: Doug Lewan
> > Date: Fri, 30 Jan 2015 23:11:41 +0000
> >
> > Using ediff I find that very often one difference one difference
> seems inappropriately large and might obscure a small difference.
> >
> > In the example at hand I have the two following diffs:
> >
> >     <<<< A
> >      -clrobj server_info_blk -fid server_info_begin_time  -val 2015-
> 01-29 15:28:47
> >     >>>> B
> >      -clrobj server_info_blk -fid server_info_begin_time  -val 2015-
> 01-29 15:27:28
> >     -fid server_info_reply_que  -val
> >     -fid server_info_tran_msg_type  -val
> >     -fid server_info_tran_id  -val
> >     -fid server_info_seq_msg_type  -val
> >     -fid server_info_seq_id  -val
> >     ...
> >
> > The lines following diff A are these
> >     <<<< A
> >     -fid server_info_reply_que  -val
> >     -fid server_info_tran_msg_type  -val
> >     -fid server_info_tran_id  -val
> >     -fid server_info_seq_msg_type  -val
> >     -fid server_info_seq_id  -val
> > which look, to my eye, identical to those flagged as different in
> diff B.
> >
> > I'd rather those lines are recognized as identical, so the diff is
> minimal. Is there a conventional way to do that?
> 
> Ediff just obeys here what the Diff utility outputs.  So try playing
> with Diff switches, like -d, -b, -B, -w, --horizon-lines.
> 
> > I haven't found anything obvious in ediff customization. Browsing the
> code didn't reveal much more than the fact that ediff seems to use diff
> with no options. It clearly does more with that information.
> 
> The relevant defcustom is ediff-diff-options.