multiple waiting gen_tcp:accepts
Sat Jul 21 22:12:08 CEST 2001
> "get_func()" below returns a function. Immediatly calling
> "get_func()(3)" gives a syntax error, while "A = get_func(), A(3)"
> behaves ok. What's the reason for that? I guess it has to do with that
> funs are a late addition to Erlang, and the syntax parser didn't have to
> deal with double brackets - "...(..)(..)" - before that?
The grammar (see E2 in
http://www.erlang.org/download/erl_spec47.ps.gz) does allow
so at least the grammar agrees with reality. As to why it's that way,
I don't know. Maybe it's a bit like asking 'why isn't there any
currying'. There just isn't.
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