[PATCH v6 0/8] port branch.c to use the filtering part of ref-filter.

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The previous iteration of the same can be found:
http://www.mail-archive.com/git@xxxxxxxxxxxxxxx/msg78153.html

Changes in this version:
* use ref_default_sorting()
* Improve documentation, comments and commit message.

Karthik Nayak (8):
  branch: refactor width computation
  branch: bump get_head_description() to the top
  branch: roll show_detached HEAD into regular ref_list
  branch: move 'current' check down to the presentation layer
  branch: drop non-commit error reporting
  branch.c: use 'ref-filter' data structures
  branch.c: use 'ref-filter' APIs
  branch: add '--points-at' option

 Documentation/git-branch.txt |  16 +-
 builtin/branch.c             | 502 +++++++++++++------------------------------
 ref-filter.c                 |   2 +-
 ref-filter.h                 |   6 +-
 t/t1430-bad-ref-name.sh      |  31 ++-
 t/t3203-branch-output.sh     |  20 ++
 6 files changed, 211 insertions(+), 366 deletions(-)

Interdiff:

diff --git a/builtin/branch.c b/builtin/branch.c
index b0a96e1..b7a60f4 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -479,8 +479,6 @@ static void print_ref_list(struct ref_filter *filter, struct ref_sorting *sortin
 	struct ref_array array;
 	int maxwidth = 0;
 	const char *remote_prefix = "";
-	struct ref_sorting def_sorting;
-	const char *sort_type = "refname";
 
 	/*
 	 * If we are listing more than just remote branches,
@@ -498,12 +496,15 @@ static void print_ref_list(struct ref_filter *filter, struct ref_sorting *sortin
 	if (filter->verbose)
 		maxwidth = calc_maxwidth(&array, strlen(remote_prefix));
 
-	if (!sorting) {
-		def_sorting.next = NULL;
-		def_sorting.atom = parse_ref_filter_atom(sort_type,
-							 sort_type + strlen(sort_type));
-		sorting = &def_sorting;
-	}
+	/*
+	 * If no sorting parameter is given then we default to sorting
+	 * by 'refname'. This would give us an alphabetically sorted
+	 * array with the 'HEAD' ref at the beginning followed by
+	 * local branches 'refs/heads/...' and finally remote-tacking
+	 * branches 'refs/remotes/...'.
+	 */
+	if (!sorting)
+		sorting = ref_default_sorting();
 	ref_array_sort(sorting, &array);

diff --git a/Documentation/git-branch.txt b/Documentation/git-branch.txt
index 647a9cf..03c7af1 100644
--- a/Documentation/git-branch.txt
+++ b/Documentation/git-branch.txt
@@ -237,8 +235,11 @@ start-point is either a local or remote-tracking branch.
 	order of the value. You may use the --sort=<key> option
 	multiple times, in which case the last key becomes the primary
 	key. The keys supported are the same as those in `git
-	for-each-ref`. Sort order defaults to sorting based on branch
-	type.
+	for-each-ref`. Sort order defaults to sorting based on the
+	full refname (including `refs/...` prefix). This lists
+	detached HEAD (if present) first, then local branches and
+	finally remote-tracking branches.
+
 
 --points-at <object>::
 	Only list branches of the given object.

 
-- 
2.5.1

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