diff --git a/Documentation/config.txt b/Documentation/config.txt index 0e25b2c92b..5d1d22e873 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -1218,6 +1218,11 @@ color.status.:: status short-format), or `unmerged` (files which have unmerged changes). +color.blame.repeatedLines:: + Use the customized color for the part of git-blame output that + is repeated meta information per line (such as commit id, + author name, date and timezone). Defaults to cyan. + color.ui:: This variable determines the default value for variables such as `color.diff` and `color.grep` that control the use of color diff --git a/builtin/blame.c b/builtin/blame.c index 005f55aaa2..0a10e9d208 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -7,6 +7,7 @@ #include "cache.h" #include "config.h" +#include "color.h" #include "builtin.h" #include "commit.h" #include "diff.h" @@ -46,6 +47,7 @@ static int xdl_opts; static int abbrev = -1; static int no_whole_file_rename; static int show_progress; +static char repeated_meta_color[COLOR_MAXLEN]; static struct date_mode blame_date_mode = { DATE_ISO8601 }; static size_t blame_date_width; @@ -316,10 +318,11 @@ static const char *format_time(timestamp_t time, const char *tz_str, #define OUTPUT_PORCELAIN 010 #define OUTPUT_SHOW_NAME 020 #define OUTPUT_SHOW_NUMBER 040 -#define OUTPUT_SHOW_SCORE 0100 -#define OUTPUT_NO_AUTHOR 0200 +#define OUTPUT_SHOW_SCORE 0100 +#define OUTPUT_NO_AUTHOR 0200 #define OUTPUT_SHOW_EMAIL 0400 -#define OUTPUT_LINE_PORCELAIN 01000 +#define OUTPUT_LINE_PORCELAIN 01000 +#define OUTPUT_COLOR_LINE 02000 static void emit_porcelain_details(struct blame_origin *suspect, int repeat) { @@ -375,6 +378,7 @@ static void emit_other(struct blame_scoreboard *sb, struct blame_entry *ent, int struct commit_info ci; char hex[GIT_MAX_HEXSZ + 1]; int show_raw_time = !!(opt & OUTPUT_RAW_TIMESTAMP); + const char *color = NULL, *reset = NULL; get_commit_info(suspect->commit, &ci, 1); oid_to_hex_r(hex, &suspect->commit->object.oid); @@ -384,6 +388,18 @@ static void emit_other(struct blame_scoreboard *sb, struct blame_entry *ent, int char ch; int length = (opt & OUTPUT_LONG_OBJECT_NAME) ? GIT_SHA1_HEXSZ : abbrev; + if (opt & OUTPUT_COLOR_LINE) { + if (cnt > 0) { + color = repeated_meta_color; + reset = GIT_COLOR_RESET; + } else { + color = NULL; + reset = NULL; + } + } + if (color) + fputs(color, stdout); + if (suspect->commit->object.flags & UNINTERESTING) { if (blank_boundary) memset(hex, ' ', length); @@ -433,6 +449,8 @@ static void emit_other(struct blame_scoreboard *sb, struct blame_entry *ent, int printf(" %*d) ", max_digits, ent->lno + 1 + cnt); } + if (reset) + fputs(reset, stdout); do { ch = *cp++; putchar(ch); @@ -607,6 +625,12 @@ static int git_blame_config(const char *var, const char *value, void *cb) parse_date_format(value, &blame_date_mode); return 0; } + if (!strcmp(var, "color.blame.repeatedlines")) { + if (color_parse_mem(value, strlen(value), repeated_meta_color)) + warning(_("invalid color '%s' in color.blame.repeatedLines"), + value); + return 0; + } if (git_diff_heuristic_config(var, value, cb) < 0) return -1; @@ -681,6 +705,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) OPT_BIT('s', NULL, &output_option, N_("Suppress author name and timestamp (Default: off)"), OUTPUT_NO_AUTHOR), OPT_BIT('e', "show-email", &output_option, N_("Show author email instead of name (Default: off)"), OUTPUT_SHOW_EMAIL), OPT_BIT('w', NULL, &xdl_opts, N_("Ignore whitespace differences"), XDF_IGNORE_WHITESPACE), + OPT_BIT(0, "color-lines", &output_option, N_("color redundant metadata from previous line differently"), OUTPUT_COLOR_LINE), /* * The following two options are parsed by parse_revision_opt() @@ -940,8 +965,14 @@ int cmd_blame(int argc, const char **argv, const char *prefix) blame_coalesce(&sb); - if (!(output_option & OUTPUT_PORCELAIN)) + if (!(output_option & OUTPUT_PORCELAIN)) { find_alignment(&sb, &output_option); + if (!*repeated_meta_color && + (output_option & OUTPUT_COLOR_LINE)) + strcpy(repeated_meta_color, GIT_COLOR_CYAN); + } + if (output_option & OUTPUT_ANNOTATE_COMPAT) + output_option &= ~OUTPUT_COLOR_LINE; output(&sb, output_option); free((void *)sb.final_buf); diff --git a/t/t8012-blame-colors.sh b/t/t8012-blame-colors.sh new file mode 100755 index 0000000000..98a22a3c8d --- /dev/null +++ b/t/t8012-blame-colors.sh @@ -0,0 +1,19 @@ +#!/bin/sh + +test_description='colored git blame' +. ./test-lib.sh + +PROG='git blame -c' +. "$TEST_DIRECTORY"/annotate-tests.sh + +test_expect_success 'colored blame colors contiguous lines' ' + git -c color.blame.repeatedLines=yellow blame --color-lines --abbrev=12 hello.c >actual.raw && + test_decode_color actual && + grep "" darkened && + grep "(F" darkened > F.expect && + grep "(H" darkened > H.expect && + test_line_count = 2 F.expect && + test_line_count = 3 H.expect +' + +test_done