Remove unneeded save-excursion.

rainbow-delimiters.el

@@ -465,37 +465,36 @@ TYPE is the delimiter type string for `rainbow-delimiters-apply-color'.")
 Used by font-lock for dynamic highlighting."
   (setq rainbow-delimiters-escaped-char-predicate
         (cdr (assoc major-mode rainbow-delimiters-escaped-char-predicate-list)))
-  (save-excursion
-    (with-syntax-table rainbow-delimiters-syntax-table
-      (let ((inhibit-point-motion-hooks t))
-        ;; Point can be anywhere in buffer; determine the nesting depth at point.
-        (let ((depth (rainbow-delimiters-depth (point))))
-          (while (and (< (point) end)
-                      (re-search-forward rainbow-delimiters-delim-regex end t))
-            (let ((delim-pos (match-beginning 0)))
-              (let ((ppss (rainbow-delimiters-syntax-ppss delim-pos)))
-                (unless (rainbow-delimiters-char-ineligible-p delim-pos ppss)
-                  (let* ((delim (char-after delim-pos))
-                         (opening-delim-info
-                          (assq delim rainbow-delimiters-opening-delim-info)))
-                    (if opening-delim-info
-                        (progn
-                          (setq depth (1+ depth))
-                          (rainbow-delimiters-apply-color (cdr opening-delim-info)
-                                                          depth
-                                                          delim-pos
-                                                          t))
-                      ;; Not an opening delimiters, so it's a closing delimiter.
-                      (let ((closing-delim-info
-                             (assq delim rainbow-delimiters-closing-delim-info))
-                            (matching-opening-delim (char-after (nth 1 ppss))))
-                        (rainbow-delimiters-apply-color (nthcdr 2 closing-delim-info)
+  (with-syntax-table rainbow-delimiters-syntax-table
+    (let ((inhibit-point-motion-hooks t))
+      ;; Point can be anywhere in buffer; determine the nesting depth at point.
+      (let ((depth (rainbow-delimiters-depth (point))))
+        (while (and (< (point) end)
+                    (re-search-forward rainbow-delimiters-delim-regex end t))
+          (let ((delim-pos (match-beginning 0)))
+            (let ((ppss (rainbow-delimiters-syntax-ppss delim-pos)))
+              (unless (rainbow-delimiters-char-ineligible-p delim-pos ppss)
+                (let* ((delim (char-after delim-pos))
+                       (opening-delim-info
+                        (assq delim rainbow-delimiters-opening-delim-info)))
+                  (if opening-delim-info
+                      (progn
+                        (setq depth (1+ depth))
+                        (rainbow-delimiters-apply-color (cdr opening-delim-info)
                                                         depth
                                                         delim-pos
-                                                        (= (nth 1 closing-delim-info)
-                                                           matching-opening-delim))
-                        (setq depth (or (and (<= depth 0) 0) ; unmatched delim
-                                        (1- depth))))))))))))))
+                                                        t))
+                    ;; Not an opening delimiters, so it's a closing delimiter.
+                    (let ((closing-delim-info
+                           (assq delim rainbow-delimiters-closing-delim-info))
+                          (matching-opening-delim (char-after (nth 1 ppss))))
+                      (rainbow-delimiters-apply-color (nthcdr 2 closing-delim-info)
+                                                      depth
+                                                      delim-pos
+                                                      (= (nth 1 closing-delim-info)
+                                                         matching-opening-delim))
+                      (setq depth (or (and (<= depth 0) 0) ; unmatched delim
+                                      (1- depth)))))))))))))
   ;; We already fontified the delimiters, tell font-lock there's nothing more
   ;; to do.
   nil)