picking up this old topic, with Martin, Marc and SZEDER cc'd, as we got patch proposals regarding the indent heuristic.
On Sat, Dec 24, 2016 at 4:55 AM, Michael Haggerty <mhag...@alum.mit.edu> wrote: > On 12/23/2016 10:17 PM, Junio C Hamano wrote: >> Junio C Hamano <gits...@pobox.com> writes: >> >>> I guess both you and Michael are in favor of just removing compaction >>> variant without any renames, so let me prepare a reroll and queue >>> that instead. We can flip the default perhaps one release later. >> >> -- >8 -- >> Subject: [PATCH] diff: retire "compaction" heuristics >> >> When a patch inserts a block of lines, whose last lines are the >> same as the existing lines that appear before the inserted block, >> "git diff" can choose any place between these existing lines as the >> boundary between the pre-context and the added lines (adjusting the >> end of the inserted block as appropriate) to come up with variants >> of the same patch, and some variants are easier to read than others. >> >> We have been trying to improve the choice of this boundary, and Git >> 2.11 shipped with an experimental "compaction-heuristic". Since >> then another attempt to improve the logic further resulted in a new >> "indent-heuristic" logic. It is agreed that the latter gives better >> result overall, and the former outlived its usefulness. >> >> Retire "compaction", and keep "indent" as an experimental feature. >> The latter hopefully will be turned on by default in a future >> release, but that should be done as a separate step. Maybe turning on this feature by default is the next step instead of adding them to bash competition or making them available in plumbing commands for the upcoming release. Then in a later release we could even remove the knobs to turn it off. Thanks, Stefan
