From: Nickolai Belakovski <nbelakovski@xxxxxxxxx>
Add an atom expressing whether the particular ref is checked out in a
linked worktree.
Signed-off-by: Nickolai Belakovski <nbelakovski@xxxxxxxxx>
---
ref-filter.c | 31 +++++++++++++++++++++++++++++++
t/t6302-for-each-ref-filter.sh | 15 +++++++++++++++
2 files changed, 46 insertions(+)
diff --git a/ref-filter.c b/ref-filter.c
index 0c45ed9d94..53e2504f5d 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -20,6 +20,7 @@
#include "commit-slab.h"
#include "commit-graph.h"
#include "commit-reach.h"
+#include "worktree.h"
static struct ref_msg {
const char *gone;
@@ -114,6 +115,7 @@ static struct used_atom {
} objectname;
struct refname_atom refname;
char *head;
+ struct string_list worktree_heads;
} u;
} *used_atom;
static int used_atom_cnt, need_tagged, need_symref;
@@ -420,6 +422,28 @@ static int head_atom_parser(const struct ref_format *format, struct used_atom *a
return 0;
}
+static int worktree_head_atom_parser(const struct ref_format *format,
+ struct used_atom *atom,
+ const char *arg,
+ struct strbuf *unused_err)
+{
+ struct worktree **worktrees = get_worktrees(0);
+ int i;
+
+ string_list_init(&atom->u.worktree_heads, 1);
+
+ for (i = 0; worktrees[i]; i++) {
+ if (worktrees[i]->head_ref)
+ string_list_append(&atom->u.worktree_heads,
+ worktrees[i]->head_ref);
+ }
+
+ string_list_sort(&atom->u.worktree_heads);
+
+ free_worktrees(worktrees);
+ return 0;
+}
+
static struct {
const char *name;
info_source source;
@@ -461,6 +485,7 @@ static struct {
{ "flag", SOURCE_NONE },
{ "HEAD", SOURCE_NONE, FIELD_STR, head_atom_parser },
{ "color", SOURCE_NONE, FIELD_STR, color_atom_parser },
+ { "worktree", SOURCE_NONE, FIELD_STR, worktree_head_atom_parser },
{ "align", SOURCE_NONE, FIELD_STR, align_atom_parser },
{ "end", SOURCE_NONE },
{ "if", SOURCE_NONE, FIELD_STR, if_atom_parser },
@@ -1594,6 +1619,12 @@ static int populate_value(struct ref_array_item *ref, struct strbuf *err)
else
v->s = xstrdup(" ");
continue;
+ } else if (!strcmp(name, "worktree")) {
+ if (string_list_has_string(&atom->u.worktree_heads, ref->refname))
+ v->s = xstrdup("+");
+ else
+ v->s = xstrdup(" ");
+ continue;
} else if (starts_with(name, "align")) {
v->handler = align_atom_handler;
v->s = xstrdup("");
diff --git a/t/t6302-for-each-ref-filter.sh b/t/t6302-for-each-ref-filter.sh
index fc067ed672..5e6d249d4c 100755
--- a/t/t6302-for-each-ref-filter.sh
+++ b/t/t6302-for-each-ref-filter.sh
@@ -441,4 +441,19 @@ test_expect_success '--merged is incompatible with --no-merged' '
test_must_fail git for-each-ref --merged HEAD --no-merged HEAD
'
+test_expect_success '"add" a worktree' '
+ mkdir worktree_dir &&
+ git worktree add -b master_worktree worktree_dir master
+'
+
+test_expect_success 'validate worktree atom' '
+ cat >expect <<-\EOF &&
+ master: checked out in a worktree
+ master_worktree: checked out in a worktree
+ side: not checked out in a worktree
+EOF
+ git for-each-ref --format="%(refname:short): %(if)%(worktree)%(then)checked out in a worktree%(else)not checked out in a worktree%(end)" refs/heads/ >actual &&
+ test_cmp expect actual
+'
+
test_done
--
2.14.2
