lib/fasterer/scanners/method_call_scanner.rb in fasterer-0.1.2 vs lib/fasterer/scanners/method_call_scanner.rb in fasterer-0.1.3

@@ -45,13 +45,17 @@
     def check_module_eval_offense
       add_offense(:module_eval)
     end
 
     def check_gsub_offense
-      first_argument = method_call.arguments.first
-      return if first_argument.nil?
+      first_argument  = method_call.arguments[0]
+      second_argument = method_call.arguments[1]
 
-      if first_argument.value.is_a?(String) && first_argument.value.size == 1
+      return if first_argument.nil? || second_argument.nil?
+
+      if first_argument.value.is_a?(String) && first_argument.value.size == 1 &&
+           second_argument.value.is_a?(String) && second_argument.value.size == 1
+
         add_offense(:gsub_vs_tr)
       end
     end
 
     def check_sort_offense