lib/rext/enumerable/helpers.rb in visionmedia-rext-0.1.0 vs lib/rext/enumerable/helpers.rb in visionmedia-rext-0.2.1

@@ -18,11 +18,13 @@
   # === See
   #
   # * Enumerable#proxy
   #
   
-  class Proxy < BasicObject
+  class Proxy 
+    instance_methods.each { |m| undef_method m unless m.match(/^__/) }
+    
     def initialize object, meth
       @object, @method = object, meth
     end
 
     def method_missing meth, *args, &block
@@ -67,8 +69,21 @@
   #   names.every { length > 4 }.all?  # => true
   #
   
   def every &block
     block ? proxy(:map).instance_eval(&block) : proxy(:map)
+  end
+  
+  ##
+  # Check if all +args+ are included.
+  #
+  # === Examples
+  #    
+  #   permissions = 'save', 'edit', 'delete'
+  #   permissions.includes_all? 'save', 'edit'    # => true
+  #
+  
+  def includes_all? *args
+    args.all? { |arg| include? arg }
   end
   
 end