libgtksourceview2-ruby1.8-dbg 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 GtkSourceView2 text widget
 with syntax highlighting and other features typical of a source code
 editor in the Ruby programming language.
 .
 This package contains the debugging symbols.