diff options
Diffstat (limited to 'lisp/emacs-lisp/re-builder.el')
| -rw-r--r-- | lisp/emacs-lisp/re-builder.el | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/re-builder.el b/lisp/emacs-lisp/re-builder.el index 38726ca048e..24770fac67f 100644 --- a/lisp/emacs-lisp/re-builder.el +++ b/lisp/emacs-lisp/re-builder.el @@ -323,7 +323,10 @@ Except for Lisp syntax this is the same as `reb-regexp'.") (reb-lisp-mode)) (t (reb-mode))) (reb-restart-font-lock) - (reb-do-update)) + ;; When using `rx' syntax, the initial syntax () is invalid. But + ;; don't signal an error in that case. + (ignore-errors + (reb-do-update))) (defun reb-mode-buffer-p () "Return non-nil if the current buffer is a RE Builder buffer." |