lib/superstore/scope.rb in superstore-1.2.0 vs lib/superstore/scope.rb in superstore-2.0.0

@@ -15,12 +15,28 @@
       @limit_value    = nil
       @select_values  = []
       @where_values   = []
       @order_values   = []
       @id_values      = []
+
+      reset
     end
 
+    def initialize_copy(other)
+      @limit_value    = @limit_value.dup if @limit_value
+      @select_values  = @select_values.dup
+      @where_values   = @where_values.dup
+      @order_values   = @order_values.dup
+      @id_values      = @id_values.dup
+      reset
+    end
+
+    def reset
+      @records = nil
+      @loaded = false
+    end
+
     private
 
       def scoping
         previous, klass.current_scope = klass.current_scope, self
         yield
@@ -34,9 +50,17 @@
         elsif Array.method_defined?(method_name)
           to_a.send(method_name, *args, &block)
         else
           super
         end
+      end
+
+      def to_a
+        unless @loaded
+          @records = select_records
+          @loaded  = true
+        end
+        @records
       end
 
       def select_records
         results = []
         klass.adapter.select(self) do |key, attributes|