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|
(** ocaml classes
(http://caml.inria.fr/pub/docs/manual-ocaml/manual017.html)
*)
(* class types *)
class type c =
object
end
class type c =
M.cl
class type c =
['a, 'b] M.cl
class type c =
object
('ty)
inherit cl
val mutable virtual
var : bool
method private bar1 x ~y : bool
method private virtual bar2 : 'a 'b.('a,'b) Hashtbl.t
constraint
'a = 'b
end
(* class expressions *)
class c =
['a, 'b]
M.cl
class c =
fun a b ->
object
end
class c = object
val x = true
end
class c =
object
(_ :
'a)
inherit Something.someclass
as v
val mutable
var : bool
= true
val mutable virtual var2
: string
method private bar1 x ~y : bool =
false
method private virtual bar2 : 'a 'b.('a,'b) Hashtbl.t
constraint
'a = 'b
initializer
z
end
(* method specific expressions *)
let e =
var <- true
let e =
{< var = false;
var2 = true;
>}
(* class definitions *)
class cl =
object
val x = true
end
and
virtual ['a, 'b]
cl2 x y :
object
val x : bool
end = fun x y ->
object
val x : bool = true
end
class cl
: object end
class type virtual ['a] clty = object
method x : int
end
(* objects *)
val a :
< >
let () = ()
val a :
< .. >
let () = ()
val a :
< meth: int option;
meth2: 'a. 'a option;
meth3: 'a 'b. ('a,'b) Hashtbl.t >
let () = ()
val a :
< meth: int option;
meth2: 'a. 'a option;
meth3: 'a 'b. ('a,'b) Hashtbl.t;
.. >
let () = ()
(* #-types *)
val a :
#M.meth
val a :
'a#M.meth
val a :
('a,'b*'c)
#M.meth
(* object types *)
type a =
< >
let () = ()
type a =
< .. >
let () = ()
type a =
< meth: int option;
meth2: 'a. 'a option;
meth3: 'a 'b. ('a,'b) Hashtbl.t >
let () = ()
type a =
< meth: int option;
meth2: 'a. 'a option;
meth3: 'a 'b. ('a,'b) Hashtbl.t;
.. >
let () = ()
type t =
< a : int; b:
< a: int; b: < c:int > >
>
let () = ()
type t =
< a : int; b:
< a: int; b: < c: int -> int> >;
c: int
>
let () = ()
type 'a t =
| Bla : < x : int > t
| Blo : < y : int > t
|
