LaTeX error thrown if function name contains an underscore

[mroavi]

Minimal example:

using TreeView
@tree promote_type(Int64, Float64)

LabelledTree({3, 2} directed simple Int64 graph, Any[:promote_type, :Int64, :Float64])

! Missing $ inserted.
<inserted text> 
$
l.44 }
    ;

[dpsanders]

Good catch. Hopefully it should be easy enough to fix. Would you like to make a PR?

[mroavi]

Sure. I'll give it a shot.

[mroavi]

Good catch. Hopefully it should be easy enough to fix. Would you like to make a PR?

Have you had a chance to look at the PR? Regards.