[erlang-questions] Re: erlang improvement - objective c (or smalltalk) syntax

Dmitrii Dimandt <>
Thu Jun 4 17:07:54 CEST 2009


I'd vote for this in a heartbeat :)



On Jun 4, 2009, at 5:41 PM, mats cronqvist wrote:

> Kenneth Lundin <> writes:
>
>> It would be easy to implement tab-completion of functions with
>> argument names and types based on the
>> type specifications which are in place in many of the modules in
>> kernel and stdlib.
>> The typespec info can easily be retrieved from the beam files without
>> need for documentation.
>
> <promotion>
>
>  distel has functionality to support tab completion of function names,
>  that can also be run from the shell;
>
> 5> otp_doc:sig(li,fo).
> ["lists:foldl(Fun, Acc0, List) -> Acc1",
> "lists:foldr(Fun, Acc0, List) -> Acc1",
> "lists:foreach(Fun, List) -> void()"]
>
>  It works by parsing the HTML docs on the fly.
>
>  There's also this fine function
>
> 6> distel:get_arglists("lists","foldl").
> [["F","Accu","list()"]]
>
>  that uses debug-info from the beam files.
>
> </promotion>
>
>  In emacs this has been available for a long time. Incorporating with
>  the shell would be trivial (if these functions, or clones of them,
>  were included in OTP.)
>
>  As far as Joe's suggestion goes; I'm curious as to how this should be
>  implemented, and much it would slow down an "average" program.
>
>  mats
>
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