# would be cool to write a script to lookup all the gems in the project and index them...
# activerecord manually included below
ctags -f /Your/rails/project/root/tmp/tags --exclude="*.js" --exclude="*.log" --langmap="ruby:+.rake.builder.rjs" -R /opt/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8 -R /Your/rails/project/root
sort /Your/rails/project/root/tmp/tags