v2 fixes bad ".lock" handling in v1. I keep the "name->len == 0" part
though because I found another valid case that could end up there.
Nguyễn Thái Ngọc Duy (1):
worktree add: sanitize worktree names
builtin/worktree.c | 51 ++++++++++++++++++++++++++++++++++++++++-
t/t2025-worktree-add.sh | 7 ++++++
2 files changed, 57 insertions(+), 1 deletion(-)
Range-diff dựa trên v1:
1: 42a3144874 ! 1: d1b6e1c55b worktree add: sanitize worktree names
@@ -13,7 +13,7 @@
be able to specify the worktree name by themselves if they're not
happy with this dumb character substitution.
- Reported-by: hi-angel@xxxxxxxxx
+ Reported-by: Konstantin Kharlamov <hi-angel@xxxxxxxxx>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
diff --git a/builtin/worktree.c b/builtin/worktree.c
@@ -30,16 +30,14 @@
+ */
+static void sanitize_worktree_name(struct strbuf *name)
+{
++ char *orig_name = xstrdup(name->buf);
+ int i;
+
-+ /* no ending with .lock */
-+ if (ends_with(name->buf, ".lock"))
-+ strbuf_remove(name, name->len - strlen(".lock"),
-+ strlen(".lock"));
-+
+ /*
+ * All special chars replaced with dashes. See
+ * check_refname_component() for reference.
++ * Note that .lock is also turned to -lock, removing its
++ * special status.
+ */
+ for (i = 0; i < name->len; i++) {
+ if (strchr(":?[]\\~ \t@{}*/.", name->buf[i]))
@@ -55,12 +53,18 @@
+ strbuf_remove(name, i, 1);
+ }
+
-+ /* last resort, should never ever happen in practice */
++ /*
++ * a worktree name of only special chars would be reduced to
++ * an empty string
++ */
+ if (name->len == 0)
+ strbuf_addstr(name, "worktree");
+
+ if (check_refname_format(name->buf, REFNAME_ALLOW_ONELEVEL))
-+ BUG("worktree name '%s' is not a valid refname", name->buf);
++ BUG("worktree name '%s' (from '%s') is not a valid refname",
++ name->buf, orig_name);
++
++ free(orig_name);
+}
+
static int add_worktree(const char *path, const char *refname,
@@ -103,8 +107,10 @@
'
+test_expect_success 'sanitize generated worktree name' '
-+ git worktree add --detach ". weird*..?.lock" &&
-+ test -d .git/worktrees/weird
++ git worktree add --detach ". weird*..?.lock.lock" &&
++ test -d .git/worktrees/weird-lock-lock &&
++ git worktree add --detach .... &&
++ test -d .git/worktrees/worktree
+'
+
test_done
--
2.21.0.rc1.337.gdf7f8d0522
