Enhance 'git for-each-ref' with color formatting options. You can now
use the following format in for-each-ref:
%C(green)%(refname:short)%C(reset)
Signed-off-by: Ramkumar Ramachandra <artagnon@xxxxxxxxx>
---
Documentation/git-for-each-ref.txt | 4 +++-
builtin/for-each-ref.c | 23 +++++++++++++++++++----
2 files changed, 22 insertions(+), 5 deletions(-)
diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt
index f2e08d1..6fa4464 100644
--- a/Documentation/git-for-each-ref.txt
+++ b/Documentation/git-for-each-ref.txt
@@ -45,7 +45,9 @@ OPTIONS
It also interpolates `%%` to `%`, and `%xx` where `xx`
are hex digits interpolates to character with hex code
`xx`; for example `%00` interpolates to `\0` (NUL),
- `%09` to `\t` (TAB) and `%0a` to `\n` (LF).
+ `%09` to `\t` (TAB) and `%0a` to `\n` (LF). Additionally,
+ colors can be specified using `%C(...)`, with names
+ described in color.branch.*.
<pattern>...::
If one or more patterns are given, only refs are shown that
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 1d4083c..6da2903 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -9,6 +9,7 @@
#include "quote.h"
#include "parse-options.h"
#include "remote.h"
+#include "color.h"
/* Quoting styles */
#define QUOTE_NONE 0
@@ -155,10 +156,13 @@ static const char *find_next(const char *cp)
while (*cp) {
if (*cp == '%') {
/*
+ * %C( is the start of a color;
* %( is the start of an atom;
* %% is a quoted per-cent.
*/
- if (cp[1] == '(')
+ if (cp[1] == 'C' && cp[2] == '(')
+ return cp;
+ else if (cp[1] == '(')
return cp;
else if (cp[1] == '%')
cp++; /* skip over two % */
@@ -180,8 +184,11 @@ static int verify_format(const char *format)
const char *ep = strchr(sp, ')');
if (!ep)
return error("malformed format string %s", sp);
- /* sp points at "%(" and ep points at the closing ")" */
- parse_atom(sp + 2, ep);
+ /* Ignore color specifications: %C(
+ * sp points at "%(" and ep points at the closing ")"
+ */
+ if (prefixcmp(sp, "%C("))
+ parse_atom(sp + 2, ep);
cp = ep + 1;
}
return 0;
@@ -933,12 +940,20 @@ static void emit(const char *cp, const char *ep)
static void show_ref(struct refinfo *info, const char *format, int quote_style)
{
const char *cp, *sp, *ep;
+ char color[COLOR_MAXLEN] = "";
for (cp = format; *cp && (sp = find_next(cp)); cp = ep + 1) {
ep = strchr(sp, ')');
if (cp < sp)
emit(cp, sp);
- print_value(info, parse_atom(sp + 2, ep), quote_style);
+
+ /* Do we have a color specification? */
+ if (!prefixcmp(sp, "%C("))
+ color_parse_mem(sp + 3, ep - sp - 3, "--format", color);
+ else {
+ printf("%s", color);
+ print_value(info, parse_atom(sp + 2, ep), quote_style);
+ }
}
if (*cp) {
sp = cp + strlen(cp);
--
1.8.4.477.g4cae6f5
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