[webkit-dev] Identifiers in Log and Blame

[Ryosuke Niwa]

Seems like a good improvement but I really don't use command line tools to
see my blame. What I need is this getting applied to online tools like trac
and GitHub.

- R. Niwa

On Tue, Aug 17, 2021 at 10:57 AM Jonathan Bedard via webkit-dev <
webkit-dev at lists.webkit.org> wrote:

> Hi folks,
>
> As we move towards using Git as our version control system, more services
> and scripts will be using identifiers instead of revisions or hashes.
> Already, build.webkit.org, results.webkit.org and ews-build.webkit.org
> <http://results.webkit.org> all display identifiers alongside revisions.
> Early in the transition process, we added the git-webkit find command,
> which converts between hashes, revisions and identifiers.  Recently, we
> added the git-webkit log and git-webkit blame commands to better support
> identifiers and native Git checkouts.
>
> git-webkit log is a wrapper around git log or svn log (depending on your
> checkout) and annotates the output of those commands with identifiers and
> revisions. git-webkit log passes the arguments you provide it to your
> native source code management system, it’s output looks something like this:
>
> commit 240602 at main (fe5476762fc34d2a5547b7d2d8116faa7275acd7, r281148)
> Author: Eric Hutchison <ehutchison at apple.com>
> Date:   Tue Aug 17 17:46:39 2021 +0000
>
>     [Monterey wk2 Release]
> performance-api/paint-timing/paint-timing-with-worker.html is a flaky crash.
>     rdar://82036119.
> ...
>
> git-webkit blame is a wrapper around git blame or svn blame (again,
> depending on your checkout) and also annotates the output of these commands
> with identifiers:
>
> 230258 at main (Keith Rollin    2020-10-08 19:10:32 +0000  1) MODULES =
> Source Tools
> 184786 at main (Jonathan Bedard 2017-02-02 18:42:02 +0000  2)
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  3) define
> build_target_for_each_module
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  4)      for dir
> in $(MODULES); do \
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  5)
> ${MAKE} $@ -C $$dir PATH_FROM_ROOT=$(PATH_FROM_ROOT)/$${dir}; \
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  6)
> exit_status=$$?; \
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  7)              [
> $$exit_status -ne 0 ] && exit $$exit_status; \
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  8)      done; true
> 229628 at main (Keith Rollin    2020-09-22 18:37:51 +0000  9) endef
> ...
>
> Both commands can switch the commit representation they display with the
> --identifier, --hash and --revision options.
>
> Additionally, for those using Git checkouts, the conversion from
> Subversion revisions to Git hashes no longer requires your checkout to be
> configured with git-svn. Contributors may find that something like git
> checkout r281146 satisfies whatever need they have to interact with
> Subversion from Git.
>
> All of this has been landed on trunk/main as of r280864/240404 at main.
>
> Jonathan
> _______________________________________________
> webkit-dev mailing list
> webkit-dev at lists.webkit.org
> https://lists.webkit.org/mailman/listinfo/webkit-dev
>
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