From: Junio C Hamano <gits...@pobox.com> > Christian Couder <chrisc...@tuxfamily.org> writes: > >> Until now git commit has only supported the well known >> "Signed-off-by: " trailer, that is used by many projects like >> the Linux kernel and Git. >> >> It is better to implement features for these trailers first in a >> new command rather than in builtin/commit.c, because this way the >> prepare-commit-msg and commit-msg hooks can reuse this command. > > The "first" is somewhat questionable. > > It is better to keep builtin/commit.c uncontaminated by any more > hard-wired logic, like what we have for the signed-off-by line. Any > new things can and should be doable in hooks, and this filter would > help writing these hooks. > > And that is why the design goal of the filter is to make it at least > as powerful as the built-in logic we have for signed-off-by lines; > that would allow us to later eject the hard-wired logic for > signed-off-by line from the main codepath, if/when we wanted to. > > Alternatively, we could build a library-ish API around this filter > code and replace the hard-wired logic for signed-off-by line with a > call into that API, if/when we wanted to, but that requires (in > addition to the "at least as powerful as the built-in logic") that > the implementation of this stand-alone filter can be cleanly made > into a reusable library, so that is a bit higher bar to cross than > "everything can be doable with hooks" alternative.
Ok, I will try to improve this part of the Rationale section. Thanks, Christian. -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html