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[PATCH 3/3] commit: add --cleanup=scissors

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Feb 16, 2014, 03:37 UTC
Message-ID
<1392521840-21628-4-git-send-email-pclouds@gmail.com>
In-Reply-To
<1392521840-21628-1-git-send-email-pclouds@gmail.com>

Since 1a72cfd (commit -v: strip diffs and submodule shortlogs from the commit message - 2013-12-05) we have a less fragile way to cut out "git status" at the end of a commit message but it's only enabled for stripping submodule shortlogs. Add new cleanup option that reuses the same mechanism for the entire "git status" without accidentally remove lines starting with '#'

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 Documentation/git-commit.txt |  7 ++++++-
 builtin/commit.c             |  9 +++++++--
 t/t7502-commit.sh            | 16 ++++++++++++++++
 3 files changed, 29 insertions(+), 3 deletions(-)
diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt
index 1a7616c..98f976a 100644
--- a/Documentation/git-commit.txt
+++ b/Documentation/git-commit.txt
@@ -176,7 +176,7 @@ OPTIONS
 --cleanup=<mode>::
 	This option determines how the supplied commit message should be
 	cleaned up before committing.  The '<mode>' can be `strip`,
-	`whitespace`, `verbatim`, or `default`.
+	`whitespace`, `verbatim`, `scissors` or `default`.
 +
 --
 strip::
@@ -186,6 +186,11 @@ whitespace::
 	Same as `strip` except #commentary is not removed.
 verbatim::
 	Do not change the message at all.
+scissors::
+	Same as `whitespace`, except that everything from the line
+	"`# ------------------------ >8 ------------------------`"
+	is truncated if the message is to be edited. "`#`" could be
+	customized with core.commentChar.
 default::
 	Same as `strip` if the message is to be edited.
 	Otherwise `whitespace`.
diff --git a/builtin/commit.c b/builtin/commit.c
index 3767478..ea2912f 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -113,6 +113,7 @@ static char *sign_commit;
 static enum {
 	CLEANUP_SPACE,
 	CLEANUP_NONE,
+	CLEANUP_SCISSORS,
 	CLEANUP_ALL
 } cleanup_mode;
 static const char *cleanup_arg;
@@ -777,6 +778,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
 				_("Please enter the commit message for your changes."
 				  " Lines starting\nwith '%c' will be ignored, and an empty"
 				  " message aborts the commit.\n"), comment_line_char);
+		else if (cleanup_mode == CLEANUP_SCISSORS)
+			wt_status_add_cut_line(s->fp);
 		else /* CLEANUP_SPACE, that is. */
 			status_printf(s, GIT_COLOR_NORMAL,
 				_("Please enter the commit message for your changes."
@@ -1132,6 +1135,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
 		cleanup_mode = CLEANUP_SPACE;
 	else if (!strcmp(cleanup_arg, "strip"))
 		cleanup_mode = CLEANUP_ALL;
+	else if (!strcmp(cleanup_arg, "scissors"))
+		cleanup_mode = use_editor ? CLEANUP_SCISSORS : CLEANUP_SPACE;
 	else
 		die(_("Invalid cleanup mode %s"), cleanup_arg);
 
@@ -1600,8 +1605,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 		die(_("could not read commit message: %s"), strerror(saved_errno));
 	}
 
-	/* Truncate the message just before the diff, if any. */
-	if (verbose)
+	if (verbose || /* Truncate the message just before the diff, if any. */
+	    cleanup_mode == CLEANUP_SCISSORS)
 		wt_status_truncate_message_at_cut_line(&sb);
 
 	if (cleanup_mode != CLEANUP_NONE)
diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 6313da2..9a3f3a1 100755
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -223,6 +223,22 @@ test_expect_success 'cleanup commit messages (whitespace option,-F)' '
 
 '
 
+test_expect_success 'cleanup commit messages (scissors option,-F,-e)' '
+
+	echo >>negative &&
+	cat >text <<EOF &&
+
+# to be kept
+# ------------------------ >8 ------------------------
+to be removed
+EOF
+	echo "# to be kept" >expect &&
+	git commit --cleanup=scissors -e -F text -a &&
+	git cat-file -p HEAD |sed -e "1,/^\$/d">actual &&
+	test_cmp expect actual
+
+'
+
 test_expect_success 'cleanup commit messages (strip option,-F)' '
 
 	echo >>negative &&
-- 
1.8.5.2.240.g8478abd
Previous: Nguyễn Thái Ngọc DuyNext: Eric Sunshine
Message 5 of 14 in “commit --cleanup=<scissors marker>”
  1. 0/3 commit --cleanup=<scissors marker>Nguyễn Thái Ngọc Duy, Feb 16, 2014
  2. 1/3 wt-status.c: make cut_lines[] const to shrink .data section a bitNguyễn Thái Ngọc Duy, Feb 16, 2014
  3. brian m. carlsonFeb 16, 2014
  4. 2/3 wt-status.c: move cut-line print code out to wt_status_add_cut_lineNguyễn Thái Ngọc Duy, Feb 16, 2014
  5. 3/3 commit: add --cleanup=scissorsNguyễn Thái Ngọc Duy, Feb 16, 2014
  6. Eric SunshineFeb 16, 2014
  7. 0/3 commit --cleanup=<scissors marker>Nguyễn Thái Ngọc Duy, Feb 17, 2014
  8. 1/3 wt-status.c: make cut_line[] const to shrink .data section a bitNguyễn Thái Ngọc Duy, Feb 17, 2014
  9. 2/3 wt-status.c: move cut-line print code out to wt_status_add_cut_lineNguyễn Thái Ngọc Duy, Feb 17, 2014
  10. 3/3 commit: add --cleanup=scissorsNguyễn Thái Ngọc Duy, Feb 17, 2014
  11. Duy NguyenFeb 22, 2014
  12. Junio C HamanoFeb 24, 2014
  13. Duy NguyenFeb 24, 2014
  14. Junio C HamanoFeb 25, 2014

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