Import RDoc 3

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30249 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 11 insertions, 3 deletions

diff --git a/lib/rdoc/markup/blank_line.rb b/lib/rdoc/markup/blank_line.rb
index a8c07c8e57..5da0ac8d81 100644
--- a/lib/rdoc/markup/blank_line.rb
+++ b/lib/rdoc/markup/blank_line.rb
@@ -1,12 +1,20 @@
 ##
-# An empty line
+# An empty line.  This class is a singleton.
 
 class RDoc::Markup::BlankLine
 
-  def == other # :nodoc:
-    self.class == other.class
+  @instance = new
+
+  ##
+  # RDoc::Markup::BlankLine is a singleton
+
+  def self.new
+    @instance
   end
 
+  ##
+  # Calls #accept_blank_line on +visitor+
+
   def accept visitor
     visitor.accept_blank_line self
   end