config.rb in mixlib-config-2.2.10

- old
+ new

@@ -1,10 +1,10 @@
 #
 # Author:: Adam Jacob (<adam@chef.io>)
 # Author:: Nuo Yan (<nuo@chef.io>)
 # Author:: Christopher Brown (<cb@chef.io>)
-# Copyright:: Copyright (c) 2008-2016 Chef Software, Inc.
+# Copyright:: Copyright (c) 2008-2018, Chef Software Inc.
 # License:: Apache License, Version 2.0
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -150,12 +150,14 @@
     # key<Symbol>:: The config option to check for
     #
     # === Returns
     # <True>:: If the config option exists
     # <False>:: If the config option does not exist
-    def has_key?(key)
+    def key?(key)
       configuration.has_key?(key.to_sym)
     end
+
+    alias_method :has_key?, :key?
 
     # Resets a config option to its default.
     #
     # === Parameters
     # symbol<Symbol>:: Name of the config option