[
Home
]
[ Index:
by date
|
by threads
]
[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
| Date: | -- (:) |
| From: | Lukasz Stafiniak <lukstafi@g...> |
| Subject: | Re: [Caml-list] Re: Generalized Algebraic Datatypes |
On Sun, Oct 31, 2010 at 3:35 PM, Sylvain Le Gall <sylvain@le-gall.net> wrote: > On 31-10-2010, Wojciech Daniel Meyer <wojciech.meyer@googlemail.com> wrote: >> bluestorm <bluestorm.dylc@gmail.com> writes: >> >>> It was actually the case in Caml Light : each datatype constructor >>> implicitly declared a constructor function with the same name. I >>> don't exactly know why this feature was dropped in Objective Caml, >>> but I think I remember (from a previous discussion) that people >>> weren't sure it was worth the additional complexity. >> >> Would that be not possible now with Camlp4 extension? >> > > I am pretty sure, it is possible to implement them with camlp4. Just a > matter of time -- and motivation. > > The only limitation I can see, is that the generated constructors won't > be capitalized. E.g.: > > type t = MyConstr | YourConstr of int > > => > > type t = MyConstr | YourConstr of int > > let myConstr = MyConstr > let yourConstr i = YouConstr i > Why do you say so? HOL Light uses capitalized identifiers for values, for example. It's probably possible to do whatever one reasonably wants.