lib/fasterer/scanners/method_call_scanner.rb in fasterer-0.1.0 vs lib/fasterer/scanners/method_call_scanner.rb in fasterer-0.1.1

@@ -45,10 +45,13 @@
     def check_module_eval_offense
       add_offense(:module_eval)
     end
 
     def check_gsub_offense
-      unless method_call.arguments.first.value.is_a? Regexp
+      first_argument = method_call.arguments.first
+      return if first_argument.nil?
+
+      if first_argument.value.is_a?(String) && first_argument.value.size == 1
         add_offense(:gsub_vs_tr)
       end
     end
 
     def check_sort_offense