[PATCH v3 3/9] cherry-pick: add --skip-empty option
Pretty much what it says on the tin.
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
---
Documentation/git-cherry-pick.txt | 3 +++
builtin/revert.c | 8 ++++++++
sequencer.c | 6 ++++++
sequencer.h | 1 +
t/t3508-cherry-pick-many-commits.sh | 13 +++++++++++++
5 files changed, 31 insertions(+)
diff --git a/Documentation/git-cherry-pick.txt b/Documentation/git-cherry-pick.txt
index c205d23..fccd936 100644
--- a/Documentation/git-cherry-pick.txt
+++ b/Documentation/git-cherry-pick.txt
@@ -129,6 +129,9 @@ effect to your index in a row.
redundant commits are ignored. This option overrides that behavior and
creates an empty commit object. Implies `--allow-empty`.
+--skip-empty::
+ Instead of failing, skip commits that are or become empty.
+
--strategy=<strategy>::
Use the given merge strategy. Should only be used once.
See the MERGE STRATEGIES section in linkgit:git-merge[1]
diff --git a/builtin/revert.c b/builtin/revert.c
index 0401fdb..5a8453d 100644
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -118,6 +118,7 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
OPT_END(),
OPT_END(),
OPT_END(),
+ OPT_END(),
};
if (opts->action == REPLAY_PICK) {
@@ -127,6 +128,7 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
OPT_BOOLEAN(0, "allow-empty", &opts->allow_empty, N_("preserve initially empty commits")),
OPT_BOOLEAN(0, "allow-empty-message", &opts->allow_empty_message, N_("allow commits with empty messages")),
OPT_BOOLEAN(0, "keep-redundant-commits", &opts->keep_redundant_commits, N_("keep redundant, empty commits")),
+ OPT_BOOLEAN(0, "skip-empty", &opts->skip_empty, N_("skip empty commits")),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
@@ -144,6 +146,12 @@ static void parse_args(int argc, const char **argv, struct replay_opts *opts)
"--abort", rollback,
NULL);
+ verify_opt_mutually_compatible(me,
+ "--allow-empty", opts->allow_empty,
+ "--skip-empty", opts->skip_empty,
+ "--keep-redundant-commits", opts->keep_redundant_commits,
+ NULL);
+
/* implies allow_empty */
if (opts->keep_redundant_commits)
opts->allow_empty = 1;
diff --git a/sequencer.c b/sequencer.c
index f7be7d8..d3c7d72 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -627,6 +627,12 @@ static int do_pick_commit(struct commit *commit, struct replay_opts *opts)
goto leave;
}
+ if (opts->skip_empty && is_index_unchanged() == 1) {
+ warning(_("skipping %s... %s"),
+ find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV),
+ msg.subject);
+ goto leave;
+ }
allow = allow_empty(opts, commit);
if (allow < 0) {
res = allow;
diff --git a/sequencer.h b/sequencer.h
index 1fc22dc..3b04844 100644
--- a/sequencer.h
+++ b/sequencer.h
@@ -34,6 +34,7 @@ struct replay_opts {
int allow_empty;
int allow_empty_message;
int keep_redundant_commits;
+ int skip_empty;
int mainline;
diff --git a/t/t3508-cherry-pick-many-commits.sh b/t/t3508-cherry-pick-many-commits.sh
index 19c99d7..3dc19c6 100755
--- a/t/t3508-cherry-pick-many-commits.sh
+++ b/t/t3508-cherry-pick-many-commits.sh
@@ -187,4 +187,17 @@ test_expect_success 'cherry-pick --stdin works' '
check_head_differs_from fourth
'
+test_expect_success 'cherry-pick skip empty' '
+ git clean -fxd &&
+ git checkout -b empty fourth &&
+ git commit --allow-empty -m empty &&
+ test_commit ontop &&
+ git checkout -f master &&
+ git reset --hard fourth &&
+ git cherry-pick --skip-empty fourth..empty &&
+ echo ontop > expected &&
+ git log --format=%s fourth..HEAD > actual
+ test_cmp expected actual
+'
+
test_done
--
1.8.3.698.g079b096
Felipe Contreras <felipe.contreras@gmail.com>