Similar to --author/--committer which filters commits by author and
committer header fields. --grep-reflog adds a fake "reflog" header to
commit and a grep filter to search on that line.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
On Fri, Sep 28, 2012 at 12:09 AM, Junio C Hamano <gits...@pobox.com>
wrote:
> I am debating myself if it is sane for this option to have no hint
> that it is about "limiting" in its name. "--author/--committer"
> don't and it is clear from the context of the command that they are
> not about setting author/committer, so "--reflog-message" may be
> interpreted the same, perhaps.
>
> The entry in the context above talks about multiple occurrence of
> that option. Shouldn't this new one also say what happens when it
> is
> given twice?
Fixed.
> I think I wrote prep_header_patterns() and compile_grep_patterns()
> carefully enough not to assume the headers are only the author and
> committer names, so the various combinations i.e. all-match,
> author(s), committer(s), grep(s), and reflog-message(s), should
> work
> out of the box, but have you actually tested them?
I did not. I do now, tests are also added.
On Fri, Sep 28, 2012 at 12:28 AM, Jeff King <p...@peff.net> wrote:
> I also found the name confusing on first-read. While "--author" is
> an
> example in one direction, the fact that "--grep" is not called
> "--body"
> is a counter-example.
>
> I'd much rather see it as "--grep-reflog" or something. You could
> also
> do "--grep-reflog-message", which would match a later
> "--grep-reflog-author", but I am not sure anybody would want the
> latter,
> and it makes the current name a lot longer.
Changed it to --grep-reflog. I was tempted to add --grep-* but I
can't error out if user gives an invalid header. So --grep-reflog
only for now.
Documentation/rev-list-options.txt | 8 ++++++++
revision.c | 20 ++++++++++++++++++--
t/t7810-grep.sh | 26 ++++++++++++++++++++++++++
3 files changed, 52 insertions(+), 2 deletions(-)
diff --git a/Documentation/rev-list-options.txt
b/Documentation/rev-list-options.txt
index 1fc2a18..aa7cd9d 100644
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -51,6 +51,14 @@ endif::git-rev-list[]
commits whose author matches any of the given patterns are
chosen (similarly for multiple `--committer=<pattern>`).
+--grep-reflog=<pattern>::
+
+ Limit the commits output to ones with reflog entries that
+ match the specified pattern (regular expression). With
+ more than one `--grep-reflog`, commits whose reflog message
+ matches any of the given patterns are chosen. Ignored unless
+ `--walk-reflogs` is given.
+
--grep=<pattern>::
Limit the commits output to ones with log message that
diff --git a/revision.c b/revision.c
index f7cf385..cfa0e2e 100644
--- a/revision.c
+++ b/revision.c
@@ -1595,6 +1595,9 @@ static int handle_revision_opt(struct rev_info *revs, int
argc, const char **arg
} else if ((argcount = parse_long_opt("committer", argv, &optarg))) {
add_header_grep(revs, "committer", optarg);
return argcount;
+ } else if ((argcount = parse_long_opt("grep-reflog", argv, &optarg))) {
+ add_header_grep(revs, "reflog", optarg);
+ return argcount;
} else if ((argcount = parse_long_opt("grep", argv, &optarg))) {
add_message_grep(revs, optarg);
return argcount;
@@ -2210,10 +2213,23 @@ static int rewrite_parents(struct rev_info *revs,
struct commit *commit)
static int commit_match(struct commit *commit, struct rev_info *opt)
{
+ int retval;
+ struct strbuf buf = STRBUF_INIT;
if (!opt->grep_filter.pattern_list && !opt->grep_filter.header_list)
return 1;
- return grep_buffer(&opt->grep_filter,
- commit->buffer, strlen(commit->buffer));
+ if (opt->reflog_info) {
+ strbuf_addstr(&buf, "reflog ");
+ get_reflog_message(&buf, opt->reflog_info);
+ strbuf_addch(&buf, '\n');
+ strbuf_addstr(&buf, commit->buffer);
+ }
+ if (buf.len)
+ retval = grep_buffer(&opt->grep_filter, buf.buf, buf.len);
+ else
+ retval = grep_buffer(&opt->grep_filter,
+ commit->buffer, strlen(commit->buffer));
+ strbuf_release(&buf);
+ return retval;
}
static inline int want_ancestry(struct rev_info *revs)
diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index 91db352..f42a605 100755
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -546,6 +546,32 @@ test_expect_success 'log grep (6)' '
test_cmp expect actual
'
+test_expect_success 'log grep (7)' '
+ git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
+ echo third >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (8)' '
+ git log -g --grep-reflog="commit: third" --grep-reflog="commit: second"
--pretty=tformat:%s >actual &&
+ {
+ echo third && echo second
+ } >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (9)' '
+ git log -g --grep-reflog="commit: third" --author="Thor"
--pretty=tformat:%s >actual &&
+ echo third >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (9)' '
+ git log -g --grep-reflog="commit: third" --author="non-existant"
--pretty=tformat:%s >actual &&
+ : >expect &&
+ test_cmp expect actual
+'
+
test_expect_success 'log with multiple --grep uses union' '
git log --grep=i --grep=r --format=%s >actual &&
{
--
1.7.12.1.405.gb727dc9
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