Yep. Sourcegraph uses Universal Ctags in our symbol search, you can see the full list of supported languages here https://github.com/universal-ctags.
62 karma · joined August 13, 2014
We also have symbol support for Ruby and many other languages, see https://sourcegraph.com/github.com/Homebrew/brew and symbol search screen recording https://cl.ly/0p2a131B3r04.
-- Linda, PM @ Sourcegraph