Thread (8 messages) flat view 8 messages, 3 authors, 2021-02-17
STALE2005d

Revision v1 of 2 in this series.

Revisions (2)
  1. v1 current
  2. v2 [diff vs current]

[PATCH 1/1] blame: remove unnecessary use of get_commit_info()

From: Rafael Silva <hidden>
Date: 2021-02-16 16:34:30
Subsystem: the rest · Maintainer: Linus Torvalds

When `git blame --color-by-age`, the determine_line_heat() is called to
select how to color the output based on the commit author's date.  It
uses the get_commit_info() to parse the information into a `commit_info`
structure, however, this is actually unnecessary because the
determine_line_heat() caller also does the same.

Instead, let's change determine_line_heat() to take a `commit_info`
structure and remove the internal call to get_commit_info() thus
cleaning up and micro-optimizing the code path.

Signed-off-by: Rafael Silva <redacted>
---
 builtin/blame.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/builtin/blame.c b/builtin/blame.c
index b66e938022..641523ff9a 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -425,13 +425,11 @@ static void setup_default_color_by_age(void)
 	parse_color_fields("blue,12 month ago,white,1 month ago,red");
 }
 
-static void determine_line_heat(struct blame_entry *ent, const char **dest_color)
+static void determine_line_heat(struct commit_info *ci, const char **dest_color)
 {
 	int i = 0;
-	struct commit_info ci;
-	get_commit_info(ent->suspect->commit, &ci, 1);
 
-	while (i < colorfield_nr && ci.author_time > colorfield[i].hop)
+	while (i < colorfield_nr && ci->author_time > colorfield[i].hop)
 		i++;
 
 	*dest_color = colorfield[i].col;
@@ -453,7 +451,7 @@ static void emit_other(struct blame_scoreboard *sb, struct blame_entry *ent, int
 	cp = blame_nth_line(sb, ent->lno);
 
 	if (opt & OUTPUT_SHOW_AGE_WITH_COLOR) {
-		determine_line_heat(ent, &default_color);
+		determine_line_heat(&ci, &default_color);
 		color = default_color;
 		reset = GIT_COLOR_RESET;
 	}
-- 
2.30.1.842.gf6373b1729
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