Enhance 'git for-each-ref' with color formatting options.  You can now
use the following format in for-each-ref:

  %(color:green)%(refname:short)%(color:reset)

Signed-off-by: Ramkumar Ramachandra <artag...@gmail.com>
---
 Documentation/git-for-each-ref.txt |  4 ++++
 builtin/for-each-ref.c             | 13 +++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/Documentation/git-for-each-ref.txt 
b/Documentation/git-for-each-ref.txt
index c9b192e..2f3ac22 100644
--- a/Documentation/git-for-each-ref.txt
+++ b/Documentation/git-for-each-ref.txt
@@ -101,6 +101,10 @@ HEAD::
        Used to indicate the currently checked out branch.  Is '*' if
        HEAD points to the current ref, and ' ' otherwise.
 
+color::
+       Used to change color of output.  Followed by `:<colorname>`,
+       where names are described in `color.branch.*`.
+
 In addition to the above, for commit and tag objects, the header
 field names (`tree`, `parent`, `object`, `type`, and `tag`) can
 be used to specify the value in the header field.
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index ed81407..c59fffe 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
@@ -76,6 +77,7 @@ static struct {
        { "symref" },
        { "flag" },
        { "HEAD" },
+       { "color" },
 };
 
 /*
@@ -662,8 +664,9 @@ static void populate_value(struct refinfo *ref)
                            !branch->merge[0]->dst)
                                continue;
                        refname = branch->merge[0]->dst;
-               }
-               else if (!strcmp(name, "flag")) {
+               } else if (!prefixcmp(name, "color")) {
+                       ;
+               } else if (!strcmp(name, "flag")) {
                        char buf[256], *cp = buf;
                        if (ref->flag & REF_ISSYMREF)
                                cp = copy_advance(cp, ",symref");
@@ -729,6 +732,12 @@ static void populate_value(struct refinfo *ref)
                                else
                                        v->s = "<>";
                                continue;
+                       } else if (!prefixcmp(name, "color")) {
+                               char color[COLOR_MAXLEN] = "";
+
+                               color_parse(formatp, "--format", color);
+                               v->s = xstrdup(color);
+                               continue;
                        } else
                                die("unknown %.*s format %s",
                                    (int)(formatp - name), name, formatp);
-- 
1.8.5.rc0.3.g914176d.dirty

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