describe_method.rb in rubocop-rspec-1.4.0

- old
+ new

@@ -1,6 +1,7 @@
 # encoding: utf-8
+# frozen_string_literal: true
 
 module RuboCop
   module Cop
     module RSpec
       # Checks that the second argument to the top level describe is the tested
@@ -19,10 +20,10 @@
       #   end
       class DescribeMethod < Cop
         include RuboCop::RSpec::TopLevelDescribe
 
         MESSAGE = 'The second argument to describe should be the method ' \
-                  "being tested. '#instance' or '.class'"
+                  "being tested. '#instance' or '.class'".freeze
         METHOD_STRING_MATCHER = /^[\#\.].+/
 
         def on_top_level_describe(_node, args)
           second_arg = args[1]
           return unless second_arg && second_arg.type == :str