I think that's the greatest idea since monads. Seriously.
Отправлено с iPad
> 11 июня 2016 г., в 21:12, Michael Burge <michaelbu...@pobox.com> написал(а):
>
> Some languages like Perl allow you to include additional commas in your
> lists, so that you can freely reorder them without worrying about adding or
> removing commas from the last or first item:
>
> my @array = (
> 1,
> 2,
> 3,
> );
>
> Perl even allows multiple redundant commas everywhere after the first
> element, which is less useful but has come up on occasion:
> my @array = (1,,,2,,,,,,,,,3,,,,,);
>
> I propose allowing an optional single extra comma at the end in module
> declarations, record declarations, record constructors, and list constructors:
>
> module Example (
> module Example,
> SomeConstructor(..),
> ) where
>
> data SomeConstructor = SomeConstructor {
> foo :: Int,
> bar :: Int,
> }
>
> baz :: SomeConstructor -> SomeConstructor
> baz x = x {
> foo = 5,
> bar = 10,
> }
>
> qux :: [ Int ]
> qux = [
> 1,
> 2,
> 3,
> ]
>
> What do you think?
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