lib/humidifier/fn.rb in humidifier-2.15.0 vs lib/humidifier/fn.rb in humidifier-3.0.0

@@ -1,30 +1,29 @@
 # frozen_string_literal: true
 
 module Humidifier
-  # Builds CFN function calls
   class Fn
     # The list of all internal functions provided by AWS from
     # http://docs.aws.amazon.com
     #   /AWSCloudFormation/latest/UserGuide/intrinsic-function-reference.html
-    FUNCTIONS = Utils.underscored(%w[And Base64 Equals FindInMap GetAtt GetAZs
-                                     If ImportValue Join Not Or Select Sub])
+    FUNCTIONS =
+      Humidifier.underscore(
+        %w[And Base64 Cidr Equals FindInMap GetAtt GetAZs If ImportValue Join
+           Not Or Select Split Sub Transform]
+      )
 
     attr_reader :name, :value
 
     def initialize(name, value)
       @name = "Fn::#{name}"
       @value = value
     end
 
-    # CFN stack syntax
     def to_cf
       { name => Serializer.dump(value) }
     end
 
-    class << self
-      FUNCTIONS.each do |name, func|
-        define_method(func) { |value| new(name, value) }
-      end
+    FUNCTIONS.each do |name, func|
+      define_singleton_method(func) { |value| new(name, value) }
     end
   end
 end