Start treating the "(cherry picked from" line added by cherry-pick -x
the same way that the s-o-b lines are treated. Namely, separate them
from the main commit message body with an empty line.
Introduce tests to test this functionality.
Signed-off-by: Brandon Casey <bca...@nvidia.com>
---
sequencer.c | 106 +++++++++++++++++++++++++----------------------
t/t3511-cherry-pick-x.sh | 53 ++++++++++++++++++++++++
2 files changed, 109 insertions(+), 50 deletions(-)
diff --git a/sequencer.c b/sequencer.c
index 19eaf11..7c0852a 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -20,6 +20,60 @@
const char sign_off_header[] = "Signed-off-by: ";
static const char cherry_picked_prefix[] = "(cherry picked from commit ";
+static int is_rfc2822_line(const char *buf, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++) {
+ int ch = buf[i];
+ if (ch == ':')
+ break;
+ if (isalnum(ch) || (ch == '-'))
+ continue;
+ return 0;
+ }
+
+ return 1;
+}
+
+static int is_cherry_pick_from_line(const char *buf, int len)
+{
+ return (strlen(cherry_picked_prefix) + 41) <= len &&
+ !prefixcmp(buf, cherry_picked_prefix);
+}
+
+static int has_conforming_footer(struct strbuf *sb, int ignore_footer)
+{
+ int hit = 0;
+ int i, k;
+ int len = sb->len - ignore_footer;
+ const char *buf = sb->buf;
+
+ for (i = len - 1; i > 0; i--) {
+ if (hit && buf[i] == '\n')
+ break;
+ hit = (buf[i] == '\n');
+ }
+
+ /* require at least one blank line */
+ if (!hit || buf[i] != '\n')
+ return 0;
+
+ while (i < len - 1 && buf[i] == '\n')
+ i++;
+
+ for (; i < len; i = k) {
+ for (k = i; k < len && buf[k] != '\n'; k++)
+ ; /* do nothing */
+ k++;
+
+ if (!(is_rfc2822_line(buf+i, k-i) ||
+ is_cherry_pick_from_line(buf+i, k-i)))
+ return 0;
+ }
+ return 1;
+}
+
static void remove_sequencer_state(void)
{
struct strbuf seq_dir = STRBUF_INIT;
@@ -493,6 +547,8 @@ static int do_pick_commit(struct commit *commit, struct
replay_opts *opts)
}
if (opts->record_origin) {
+ if (!has_conforming_footer(&msgbuf, 0))
+ strbuf_addch(&msgbuf, '\n');
strbuf_addstr(&msgbuf, cherry_picked_prefix);
strbuf_addstr(&msgbuf,
sha1_to_hex(commit->object.sha1));
strbuf_addstr(&msgbuf, ")\n");
@@ -1018,56 +1074,6 @@ int sequencer_pick_revisions(struct replay_opts *opts)
return pick_commits(todo_list, opts);
}
-static int is_rfc2822_line(const char *buf, int len)
-{
- int i;
-
- for (i = 0; i < len; i++) {
- int ch = buf[i];
- if (ch == ':')
- break;
- if (isalnum(ch) || (ch == '-'))
- continue;
- return 0;
- }
-
- return 1;
-}
-
-static int is_cherry_pick_from_line(const char *buf, int len)
-{
- return (strlen(cherry_picked_prefix) + 41) <= len &&
- !prefixcmp(buf, cherry_picked_prefix);
-}
-
-static int has_conforming_footer(struct strbuf *sb, int ignore_footer)
-{
- int hit = 0;
- int i, k;
- int len = sb->len - ignore_footer;
- const char *buf = sb->buf;
-
- for (i = len - 1; i > 0; i--) {
- if (hit && buf[i] == '\n')
- break;
- hit = (buf[i] == '\n');
- }
-
- while (i < len - 1 && buf[i] == '\n')
- i++;
-
- for (; i < len; i = k) {
- for (k = i; k < len && buf[k] != '\n'; k++)
- ; /* do nothing */
- k++;
-
- if (!(is_rfc2822_line(buf+i, k-i) ||
- is_cherry_pick_from_line(buf+i, k-i)))
- return 0;
- }
- return 1;
-}
-
void append_signoff(struct strbuf *msgbuf, int ignore_footer)
{
struct strbuf sob = STRBUF_INIT;
diff --git a/t/t3511-cherry-pick-x.sh b/t/t3511-cherry-pick-x.sh
index 32c0bb1..9dd6d5d 100755
--- a/t/t3511-cherry-pick-x.sh
+++ b/t/t3511-cherry-pick-x.sh
@@ -57,6 +57,19 @@ test_expect_success setup '
test_commit conflicting unrelated
'
+test_expect_success 'cherry-pick -x inserts blank line after one line subject'
'
+ pristine_detach initial &&
+ sha1=`git rev-parse mesg-one-line^0` &&
+ git cherry-pick -x mesg-one-line &&
+ cat <<-EOF >expect &&
+ $mesg_one_line
+
+ (cherry picked from commit $sha1)
+ EOF
+ git log -1 --pretty=format:%B >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'cherry-pick -s inserts blank line after one line subject'
'
pristine_detach initial &&
git cherry-pick -s mesg-one-line &&
@@ -81,6 +94,19 @@ test_expect_failure 'cherry-pick -s inserts blank line after
non-conforming foot
test_cmp expect actual
'
+test_expect_success 'cherry-pick -x inserts blank line when conforming footer
not found' '
+ pristine_detach initial &&
+ sha1=`git rev-parse mesg-no-footer^0` &&
+ git cherry-pick -x mesg-no-footer &&
+ cat <<-EOF >expect &&
+ $mesg_no_footer
+
+ (cherry picked from commit $sha1)
+ EOF
+ git log -1 --pretty=format:%B >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'cherry-pick -s inserts blank line when conforming footer
not found' '
pristine_detach initial &&
git cherry-pick -s mesg-no-footer &&
@@ -93,6 +119,20 @@ test_expect_success 'cherry-pick -s inserts blank line when
conforming footer no
test_cmp expect actual
'
+test_expect_success 'cherry-pick -x -s inserts blank line when conforming
footer not found' '
+ pristine_detach initial &&
+ sha1=`git rev-parse mesg-no-footer^0` &&
+ git cherry-pick -x -s mesg-no-footer &&
+ cat <<-EOF >expect &&
+ $mesg_no_footer
+
+ (cherry picked from commit $sha1)
+ Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>
+ EOF
+ git log -1 --pretty=format:%B >actual &&
+ test_cmp expect actual
+'
+
test_expect_success 'cherry-pick -s adds sob when last sob doesnt match
committer' '
pristine_detach initial &&
git cherry-pick -s mesg-with-footer &&
@@ -163,4 +203,17 @@ test_expect_success 'cherry-pick -s treats "(cherry picked
from..." line as part
test_cmp expect actual
'
+test_expect_success 'cherry-pick -x -s treats "(cherry picked from..." line as
part of footer' '
+ pristine_detach initial &&
+ sha1=`git rev-parse mesg-with-cherry-footer^0` &&
+ git cherry-pick -x -s mesg-with-cherry-footer &&
+ cat <<-EOF >expect &&
+ $mesg_with_cherry_footer
+ (cherry picked from commit $sha1)
+ Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>
+ EOF
+ git log -1 --pretty=format:%B >actual &&
+ test_cmp expect actual
+'
+
test_done
--
1.8.0.284.g959048a
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