lib/zenlish/feature/boolean_domain.rb in zenlish-0.2.05 vs lib/zenlish/feature/boolean_domain.rb in zenlish-0.2.06

@@ -1,29 +1,31 @@
+# frozen_string_literal: true
+
 require 'singleton'
 require_relative 'feature_domain'
 require_relative 'boolean_value'
 
 module Zenlish
   module Feature
     class BooleanDomain < FeatureDomain
       include Singleton # Use the Singleton design patttern
-      
+
       def build_value(aValue)
         BooleanValue.new(validated_value(aValue))
       end
-      
+
       def include?(aValue)
         aValue.kind_of?(TrueClass) || aValue.kind_of?(FalseClass)
       end
-      
+
       def to_a
         [false, true]
       end
 
       private
 
       def validated_value(aValue)
-        if not aValue.is_a?(FalseClass) and not aValue.is_a?(TrueClass)
+        if !aValue.is_a?(FalseClass) && !aValue.is_a?(TrueClass)
            raise StandardError, "Expected a boolean instead of #{aValue.class}."
         end
 
         aValue
       end