`export (@foo)` not allowed while `export (foo)` is.

[LilithHafner]

I think export (foo) should also not be allowed (hopefully nobody uses it)

[pfitzseb]

It's not widely used at least: https://juliahub.com/ui/Search?q=export%20%28&type=code&f=.jl.

[LilithHafner]

I read that search result as 10 distinct packages using unnecessary parentheses in this syntactic construction, which is definitely not nobody, so I guess we have to keep support for now. :/