[erlang-questions] Parameterized module initialization
Tue Jun 26 22:40:09 CEST 2012
On 06/26/2012 10:34 PM, José Valim wrote:
> A possible solution, which would also fit well with Richard's static
> proposal, is something along the same lines as Python which requires you
> to explicitly pass *self*:
> some_fun(A, B, self) -> ...
> some_static_fun(A, B) -> ...
> Then the perceived arity is correct and you get static support for free.
> Of course, we cannot use "self" as keyword as Python, but maybe ?SELF or
> another special token will suit well.
No need for a special token; you can use any variable name. The current
implementation of parameterized modules already binds the name THIS to
the automatic extra argument.
I always disliked the explicit self-parameter in Python, though. But
yes, it's an easy cop-out.
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