* lib/rss/rss.rb: added backward compatibility codes.

* lib/rss/parser.rb: ditto.
* test/rss/test_parser.rb: ditto.
* test/rss/test_2.0.rb: ditto.

* test/rss/test_content.rb: use #__send__ instead of #funcall for
  no private method.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9611 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 22 insertions, 2 deletions

diff --git a/lib/rss/parser.rb b/lib/rss/parser.rb
index 5308211b9d..e63e06e20d 100644
--- a/lib/rss/parser.rb
+++ b/lib/rss/parser.rb
@@ -1,5 +1,17 @@
 require "forwardable"
-require "open-uri"
+begin
+  require "open-uri"
+rescue LoadError
+  require "uri"
+end
+unless Kernel.methods.include?("URI")
+  module Kernel
+    def URI(uri_str) # :doc:
+      URI.parse(uri_str)
+    end
+    module_function :URI
+  end
+end
 
 require "rss/rss"
 
@@ -414,7 +426,7 @@ module RSS
       end
 
       previous = @last_element
-      next_element = klass.__send__(:new, *args)
+      next_element = klass.new(*args)
       next_element.do_validate = @do_validate
       previous.funcall(:set_next_element, tag_name, next_element)
       @last_element = next_element
diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index 589478665c..f424f16171 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -52,6 +52,14 @@ class Hash
   end
 end
 
+module Kernel
+  unless methods.include?("funcall")
+    def funcall(*args, &block)
+      __send__(*args, &block)
+    end
+  end
+end
+
 require "English"
 require "rss/utils"
 require "rss/converter"