[Haskell] GADT: call for proper terminology
Lennart Augustsson
lennart at augustsson.net
Wed Oct 11 08:47:29 EDT 2006
On Oct 11, 2006, at 03:58 , Bulat Ziganshin wrote:
> Hello oleg,
>
> Wednesday, October 11, 2006, 6:12:23 AM, you wrote:
>
>>> Annotate the data type using a GADT:
>>> data MyData a where
>>> MyCon :: MyData a
>
>> It helps to reduce confusion about the merits of various features and
>> additions to Haskell if we use the term GADT exclusively for truly
>> _generalized_ algebraic data types.
>
> imho, the error was inventing new syntax for GADTs instead of just
> adding
> type guards to the old one
Well, I think the GADT type definition syntax is the syntax data type
definitions should have had from the start. Too bad we didn't
realize it 15 years ago.
-- Lennart
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