On Sun, May 4, 2008 at 5:54 PM, Johannes Schindelin
<Johannes.Schindelin@xxxxxx> wrote:
> Hi,
>
>
> On Sun, 4 May 2008, Ping Yin wrote:
>
> > Before feeding minus and plus lines into xdi_diff, we replace non word
> > characters with '\n'. So we need recover the replaced character (always
> > the last character) in the callback fn_out_diff_words_aux.
> >
> > Therefore, a common diff line beginning with ' ' is not always a real
> > common line.
>
> Umm, why?
Because we need recover the replaced character.
Say, for a common diff line " foo", after restoring the replaced
character, the corresponding line in minus and plus may be different.
For example, "foo(" and "foo)".
> > And we should check the last characters of the common diff line. If they
> > are different, we should output the first len-1 characters as the common
> > part and then the last characters in minus and plus separately.
>
> Umm, why?
Explained.
--
Ping Yin
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