emacs-29 4c49452cdef 2/2: (treesit-query-validate): Fix reusing the output buffer

[Dmitry Gutov]

branch: emacs-29
commit 4c49452cdef9721715838590aff175ef596a08b2
Author: Dmitry Gutov <dgutov@yandex.ru>
Commit: Dmitry Gutov <dgutov@yandex.ru>

    (treesit-query-validate): Fix reusing the output buffer
    
    * lisp/treesit.el (treesit-query-validate): Fix the "Buffer is
    read-only" error when an output buffer already exists.
---
 lisp/treesit.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/treesit.el b/lisp/treesit.el
index 09531b838a1..b71b5b486d5 100644
--- a/lisp/treesit.el
+++ b/lisp/treesit.el
@@ -2380,7 +2380,8 @@ to the offending pattern and highlight the pattern."
          (with-current-buffer buf
            (let* ((data (cdr err))
                   (message (nth 0 data))
-                  (start (nth 1 data)))
+                  (start (nth 1 data))
+                  (inhibit-read-only t))
              (erase-buffer)
              (insert (treesit-query-expand query))
              (goto-char start)