lib/policy.rb in policy-1.2.0 vs lib/policy.rb in policy-2.0.0

@@ -1,40 +1,59 @@
 # encoding: utf-8
 
-require "adamantium"
+require "active_model"
 
-# Policy Object builder
-#
-# @!parse include Policy::Interface
-module Policy
+require_relative "policy/version"
 
-  require_relative "policy/version"
-  require_relative "policy/validations"
-  require_relative "policy/violation_error"
-  require_relative "policy/interface"
-  require_relative "policy/follower"
+require_relative "policy/base"
+require_relative "policy/base/node"
+require_relative "policy/base/and"
+require_relative "policy/base/or"
+require_relative "policy/base/xor"
+require_relative "policy/base/not"
+require_relative "policy/base/negator"
 
-  class << self
+require_relative "policy/follower"
+require_relative "policy/follower/name_error"
+require_relative "policy/follower/policies"
+require_relative "policy/follower/violation_error"
 
-    # Builds a base class for the policy object with some attributes
-    #
-    # @example
-    #   class TransactionPolicy < Policy.new(:debet, :credit)
-    #   end
-    #
-    # @param [Array<Symbol>] attributes
-    #   names for the policy object attributes
-    #
-    # @return [Struct]
-    def new(*attributes)
-      Struct.new(*attributes) do
-        include Interface
+# The namespace for the code of the 'policy' gem
+module Policy
 
-        def self.name
-          "Policy"
-        end
-      end
-    end
+  # Builds a composite policy by applying method AND to policies
+  #
+  # @param [Policy::Base, Array<Policy::Base>] policies
+  #
+  # @return [Policy::Base]
+  def self.and(*policies)
+    Base::And.new(*policies)
+  end
 
-  end # Policy singleton class
+  # Builds a composite policy by applying method OR to policies
+  #
+  # @param [Policy::Base, Array<Policy::Base>] policies
+  #
+  # @return [Policy::Base]
+  def self.or(*policies)
+    Base::Or.new(*policies)
+  end
+
+  # Builds a composite policy by applying method XOR to policies
+  #
+  # @param [Policy::Base, Array<Policy::Base>] policies
+  #
+  # @return [Policy::Base]
+  def self.xor(*policies)
+    Base::Xor.new(*policies)
+  end
+
+  # Builds the negation of policy
+  #
+  # @param [Policy::Base] policy
+  #
+  # @return [Policy::Base]
+  def self.not(policy)
+    Base::Not.new(policy)
+  end
 
 end # module Policy