/usr/ is in ruby-gtksourceview2 2.2.5-4build1.
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/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/ruby/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/2.3.0/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/2.3.0/gtksourceview2.so
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/gtksourceview2.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-gtksourceview2/
/usr/share/doc/ruby-gtksourceview2/examples/
/usr/share/doc/ruby-gtksourceview2/examples/test.rb
/usr/share/doc/ruby-gtksourceview2/examples/sourcelanguagemanager.rb
/usr/share/doc/ruby-gtksourceview2/copyright
/usr/share/doc/ruby-gtksourceview2/changelog.Debian.gz