diff options
| -rw-r--r-- | Documentation/pretty-formats.txt | 6 | ||||
| -rw-r--r-- | commit.h | 1 | ||||
| -rw-r--r-- | log-tree.c | 1 | ||||
| -rw-r--r-- | pretty.c | 13 | ||||
| -rwxr-xr-x | t/t6006-rev-list-format.sh | 55 |
5 files changed, 72 insertions, 4 deletions
diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt index d9eddedc72..105f18a6f9 100644 --- a/Documentation/pretty-formats.txt +++ b/Documentation/pretty-formats.txt @@ -144,7 +144,11 @@ The placeholders are: - '%Cgreen': switch color to green - '%Cblue': switch color to blue - '%Creset': reset color -- '%C(...)': color specification, as described in color.branch.* config option +- '%C(...)': color specification, as described in color.branch.* config option; + adding `auto,` at the beginning will emit color only when colors are + enabled for log output (by `color.diff`, `color.ui`, or `--color`, and + respecting the `auto` settings of the former if we are going to a + terminal) - '%m': left, right or boundary mark - '%n': newline - '%%': a raw '%' @@ -89,6 +89,7 @@ struct pretty_print_context { int show_notes; struct reflog_walk_info *reflog_info; const char *output_encoding; + int color; }; struct userformat_want { diff --git a/log-tree.c b/log-tree.c index c894930c18..7185bd65f2 100644 --- a/log-tree.c +++ b/log-tree.c @@ -660,6 +660,7 @@ void show_log(struct rev_info *opt) ctx.preserve_subject = opt->preserve_subject; ctx.reflog_info = opt->reflog_info; ctx.fmt = opt->commit_format; + ctx.color = opt->diffopt.use_color; pretty_print_commit(&ctx, commit, &msgbuf); if (opt->add_signoff) @@ -960,12 +960,19 @@ static size_t format_commit_one(struct strbuf *sb, const char *placeholder, switch (placeholder[0]) { case 'C': if (placeholder[1] == '(') { - const char *end = strchr(placeholder + 2, ')'); + const char *begin = placeholder + 2; + const char *end = strchr(begin, ')'); char color[COLOR_MAXLEN]; + if (!end) return 0; - color_parse_mem(placeholder + 2, - end - (placeholder + 2), + if (!memcmp(begin, "auto,", 5)) { + if (!want_color(c->pretty_ctx->color)) + return end - placeholder + 1; + begin += 5; + } + color_parse_mem(begin, + end - begin, "--pretty format", color); strbuf_addstr(sb, color); return end - placeholder + 1; diff --git a/t/t6006-rev-list-format.sh b/t/t6006-rev-list-format.sh index c0c62c9da0..3fc3b74c8e 100755 --- a/t/t6006-rev-list-format.sh +++ b/t/t6006-rev-list-format.sh @@ -3,6 +3,7 @@ test_description='git rev-list --pretty=format test' . ./test-lib.sh +. "$TEST_DIRECTORY"/lib-terminal.sh test_tick test_expect_success 'setup' ' @@ -19,6 +20,18 @@ test_format () { " } +# Feed to --format to provide predictable colored sequences. +AUTO_COLOR='%C(auto,red)foo%C(auto,reset)' +has_color () { + printf '\033[31mfoo\033[m\n' >expect && + test_cmp expect "$1" +} + +has_no_color () { + echo foo >expect && + test_cmp expect "$1" +} + test_format percent %%h <<'EOF' commit 131a310eb913d107dd3c09a65d1651175898735d %h @@ -124,6 +137,48 @@ commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873 [1;31;43mfoo[m EOF +test_expect_success '%C(auto) does not enable color by default' ' + git log --format=$AUTO_COLOR -1 >actual && + has_no_color actual +' + +test_expect_success '%C(auto) enables colors for color.diff' ' + git -c color.diff=always log --format=$AUTO_COLOR -1 >actual && + has_color actual +' + +test_expect_success '%C(auto) enables colors for color.ui' ' + git -c color.ui=always log --format=$AUTO_COLOR -1 >actual && + has_color actual +' + +test_expect_success '%C(auto) respects --color' ' + git log --format=$AUTO_COLOR -1 --color >actual && + has_color actual +' + +test_expect_success '%C(auto) respects --no-color' ' + git -c color.ui=always log --format=$AUTO_COLOR -1 --no-color >actual && + has_no_color actual +' + +test_expect_success TTY '%C(auto) respects --color=auto (stdout is tty)' ' + ( + TERM=vt100 && export TERM && + test_terminal \ + git log --format=$AUTO_COLOR -1 --color=auto >actual && + has_color actual + ) +' + +test_expect_success '%C(auto) respects --color=auto (stdout not tty)' ' + ( + TERM=vt100 && export TERM && + git log --format=$AUTO_COLOR -1 --color=auto >actual && + has_no_color actual + ) +' + cat >commit-msg <<'EOF' Test printing of complex bodies |