diff options
| -rw-r--r-- | lisp/progmodes/js.el | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lisp/progmodes/js.el b/lisp/progmodes/js.el index 161fd5c00b0..65a2538c30a 100644 --- a/lisp/progmodes/js.el +++ b/lisp/progmodes/js.el @@ -4484,7 +4484,7 @@ their `mode-name' updates to show enabled syntax extensions." (defvar js-jsx-regexps (list "\\_<\\(?:var\\|let\\|const\\|import\\)\\_>.*?React") - "Regexps for detecting JSX in JavaScript buffers. + "Case-sensitive regexps for detecting JSX in JavaScript buffers. When `js-jsx-detect-syntax' is non-nil and any of these regexps match text near the beginning of a JavaScript buffer, `js-jsx-syntax' (which see) will be made buffer-local and set to @@ -4504,7 +4504,9 @@ is non-nil. Return t after enabling, nil otherwise." (catch 'match (mapc (lambda (regexp) - (if (re-search-forward regexp 4000 t) (throw 'match t))) + (when (let (case-fold-search) + (re-search-forward regexp 4000 t)) + (throw 'match t))) js-jsx-regexps) nil)))) (js-jsx-enable) |