Switch to using rx for other regex.

Author: mattdeboard

elixir-smie.el

@@ -76,9 +76,8 @@
        (left "*" "/"))))))
 
 (defvar elixir-smie--operator-regexp
-  (regexp-opt '("<<<" ">>>" "^^^" "~~~" "&&&" "|||" "===" "!==" "==" "!=" "<="
-                ">=" "<" ">" "&&" "||" "<>" "++" "--" "//"
-                "/>" "=~" "|>")))
+  (rx (or "<<<" ">>>" "^^^" "~~~" "&&&" "|||" "===" "!==" "==" "!=" "<="
+          ">=" "<" ">" "&&" "||" "<>" "++" "--" "//" "/>" "=~" "|>")))
 
 (defvar elixir-smie--block-operator-regexp
   (rx "->"))