lib/bcdd/result/mixin.rb in bcdd-result-0.5.0 vs lib/bcdd/result/mixin.rb in bcdd-result-0.6.0

@@ -1,13 +1,40 @@
 # frozen_string_literal: true
 
 class BCDD::Result
   module Mixin
-    def Success(type, value = nil)
-      Success.new(type: type, value: value, subject: self)
+    module Methods
+      def Success(type, value = nil)
+        Success.new(type: type, value: value, subject: self)
+      end
+
+      def Failure(type, value = nil)
+        Failure.new(type: type, value: value, subject: self)
+      end
     end
 
-    def Failure(type, value = nil)
-      Failure.new(type: type, value: value, subject: self)
+    module Addons
+      module Continuable
+        private def Continue(value)
+          Success(:continued, value)
+        end
+      end
+
+      OPTIONS = { Continue: Continuable }.freeze
+
+      def self.options(names)
+        Array(names).filter_map { |name| OPTIONS[name] }
+      end
     end
   end
+
+  def self.mixin(with: nil)
+    addons = Mixin::Addons.options(with)
+
+    mod = Module.new
+    mod.send(:include, Mixin::Methods)
+    mod.send(:include, *addons) unless addons.empty?
+    mod
+  end
+
+  private_constant :Mixin
 end