libgtksourceview2-ruby 0.19.0-2ubuntu1 (i386 binary) in ubuntu karmic

 GtkSourceView2 is a text widget that extends the standard GTK+ text widget.
 This package contains libraries for using the GtkSourceView text widget
 with syntax highlighting and other features typical of a source code
 editor in the Ruby programming language.
 .
 This is a dummy package depending on the library for the current default
 version of Ruby.