Hi, In case it's useful for anybody, the following notebook shows how to use the LightGraphs and TikzGraphs packages to visualize a Julia abstract syntax tree (Expression object) as an actual tree:
https://gist.github.com/dpsanders/5cc1acff2471d27bc583916e00d43387 Currently it requires the master branch of TikzGraphs.jl. It would be great to have some kind of Julia snippet repository for this kind of thing that is less than a package but provides some kind of useful functionality. David.
