Christian Brabandt wrote:
> On Do, 14 Jun 2012, Bram Moolenaar wrote:
>
> > My definition of "valid" is something that diff would produce. Can you
> > show me two input files for which diff produces an ed style diff with
> > adjecent blocks?
>
> Seems, the more widely used diffs, always merge adjacent hunks. The only
> reference I found to that was the GNU manual statingą:
> "In this case, diff normally shifts the hunk's boundaries when this
> merges adjacent hunks"
>
> But according to the robustness principle ("be conservative in what you
> do, be liberal in what you accept") and since it's still perfectly valid
> input and patch(1) happily accepts it, shouldn't Vim also be able to
> handle such a diff?
>
> ą)
> http://www.gnu.org/software/diffutils/manual/html_node/diff-Performance.html
The problem is that when diff blocks are allowed to touch each other
then updates for changes become tricky. Not to mention bugs that will
be uncovered. Thus I'm not against it, just careful about adding a
feature for few users that will cause problems for many more users.
--
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/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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