[PATCH 3/3] revision: make --grep search in notes too if shown

Notes are shown after commit body. From user perspective it looks
pretty much like commit body and they may assume --grep would search
in that part too. Make it so.

Signed-off-by: Nguyễn Thái Ngọc Duy <redacted>
---
 On Fri, Sep 28, 2012 at 1:16 AM, Junio C Hamano [off-list ref]
 wrote:
 > The output from "log --show-notes", on the other hand, is even more
 > conflated and a casual user would view it as part of the message,
 > so
 > I would imagine that if we ever do the extention to cover notes
 > data, the normal "--grep" should apply to it.

 Something like this?

 revision.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/revision.c b/revision.c
index cfa0e2e..febb4d7 100644
--- a/revision.c
+++ b/revision.c

@@ -2223,6 +2223,12 @@ static int commit_match(struct commit *commit, struct rev_info *opt)
 		strbuf_addch(&buf, '\n');
 		strbuf_addstr(&buf, commit->buffer);
 	}
+	if (opt->show_notes) {
+		if (!buf.len)
+			strbuf_addstr(&buf, commit->buffer);
+		format_display_notes(commit->object.sha1, &buf,
+				     get_log_output_encoding(), 0);
+	}
 	if (buf.len)
 		retval = grep_buffer(&opt->grep_filter, buf.buf, buf.len);
 	else

-- 
1.7.12.1.405.gb727dc9