vim + rtags can provide the ability to browse ruby code.
Installation rtags
GEM install rtags
view rtags help
rtags --help
reference
http://wiki.rubyonrails.org/rails/pages/HowtoUseVimWithRails
Installation rtags
GEM install rtags
view rtags help
rtags --help
reference
http://wiki.rubyonrails.org/rails/pages/HowtoUseVimWithRails