; * lisp/progmodes/js.el: Remove unnecessary concat

diff --git a/lisp/progmodes/js.el b/lisp/progmodes/js.el
index 5f0913470fdf3546b1d680799b42005245c93511..96583bf93866de35be60b7c3110992594b68786d 100644 (file)
--- a/lisp/progmodes/js.el
+++ b/lisp/progmodes/js.el
@@ -68,7 +68,7 @@
 
 ;;; Constants
 
-(defconst js--name-start-re (concat "[[:alpha:]_$]")
+(defconst js--name-start-re "[[:alpha:]_$]"
   "Regexp matching the start of a JavaScript identifier, without grouping.")
 
 (defconst js--stmt-delim-chars "^;{}?:")