* lib/rake/contrib: added. [ruby-core:25918]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25214 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rake/contrib/compositepublisher.rb

@@ -0,0 +1,20 @@
+module Rake
+
+  # Manage several publishers as a single entity.
+  class CompositePublisher
+    def initialize
+      @publishers = []
+    end
+
+    # Add a publisher to the composite.
+    def add(pub)
+      @publishers << pub
+    end
+
+    # Upload all the individual publishers.
+    def upload
+      @publishers.each { |p| p.upload }
+    end
+  end
+
+end