ocaml/testobjects/Tests.exp

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Objective Caml version 1.02+4
# - : < x : int > ->
< x : int > -> < x : int > -> < x : int > * < x : int > * < x : int > =
<fun>
# class 'a c (unit) = constraint 'a = int method f : 'a c end
class 'a d (unit) = method f : int c end
# Characters 185-212:
The type variable 'a is not bound in implicit type definition
d = < f : 'a -> unit >
It should be captured by a class type parameter
# class virtual closed c (< f : int >) = virtual f : int end
class virtual closed d (< f : int >) = virtual f : int end
# class virtual closed e (< f : int >) = virtual f : int end
# class virtual closed c (c) = end
# class virtual c (unit) = end
class 'a d (unit) = constraint 'a = < x : int; .. > method f : 'a -> int end
# class 'a c (unit) = constraint 'a = int end
class 'a d (unit) = constraint 'a = int #c end
# class closed 'a c ('a) = constraint 'a = 'a c method f : 'a end
# - : ('a c as 'a) -> 'b c as 'b = <fun>
# Characters 118-143:
The class x should be virtual: its method f is undefined
# Characters 184-187:
The class d inherits from the closed class c which has no method g
# Characters 37-97:
The abbreviation c is used with parameters bool c
wich are incompatible with constraints int c
# class ('a, 'b) c (unit) =
constraint 'a = int -> 'c
constraint 'b = 'a * < x : 'b > * 'c * 'd
method f : 'a -> 'b -> unit
end
# class ('a, 'b) d (unit) =
constraint 'a = int -> 'c
constraint 'b = 'a * < x : 'b > * 'c * 'd
method f : 'a -> 'b -> unit
end
# val x : '_a list ref = {contents=[]}
# class 'a c (unit) = constraint 'a = '_b list ref method f : 'a end
# - : unit -> '_a list ref c = <fun>
# Characters 25-52:
The type abbreviation c is ill-defined
# type 'a c = < f : 'a c; g : 'a d >
type 'a d = < f : 'a c >
# type 'a c = < f : 'a c >
type 'a d = < f : int c >
# type 'a u = < x : 'a >
type 'a t = 'a t u
# Characters 19-32:
The type abbreviation t is cyclic
# type t = < x : t >
# type 'a u = 'a
# - : t -> t u -> bool = <fun>
# - : t -> t u -> bool = <fun>
# module M :
sig
class ('a, 'b) c ('c) ('b) =
constraint 'a = int -> 'd
val x : 'e list
val y : 'b
method f : 'a -> unit
method g : 'b
end
end
# module M' :
sig
class virtual ('a, 'b) c (int) ('b) =
constraint 'a = int -> bool
val x : float list
val y : 'b
method f : 'a -> unit
method g : 'b
end
end
# class ('a, 'b) d (unit) ('b) =
constraint 'a = int -> 'c
val x : 'd list
val y : 'b
method f : 'a -> unit
method g : 'b
end
# class ('a, 'b) e (unit) ('b) =
constraint 'a = int -> bool
val x : float list
val y : 'b
method f : 'a -> unit
method g : 'b
end
# - : string = "a"
# Characters 1-9:
One cannot create instances of the virtual class M'.c
# - : int = 10
# - : float = 7.1
# # - : bool = true
# module M : sig class closed 'a c (unit) = method f : 'a -> unit end end
# module M' : sig class closed 'a c (unit) = method f : 'a -> unit end end
# - : < f : 'a -> unit; .. > -> 'a M.c = <fun>
# - : < f : 'a -> unit; .. > -> 'a M'.c = <fun>
# class 'a c ('b #c) = end
# class closed 'a c ('a c) = end
# class c (unit) = method f : int end
class d (unit) = method f : int end
# class e (unit) = method f : int end
# - : int = 2
# Characters 23-27:
This expression has type bool but is here used with type int
# class c (unit) = method f : int method g : int method h : int end
# class d (unit) = method h : int method i : int method j : int end
# class e (unit) =
method f : int
method g : int
method h : int
method i : int
method j : int
end
# val e : e = <obj>
# - : int * int * int * int * int = 1, 3, 2, 2, 3
# class c ('a) = val a : 'a val x : int val y : int val z : int end
# class d ('a) = val b : 'a val t : int val u : int val z : int end
# class e (unit) =
val a : int
val b : int
val t : int
val u : int
val x : int
val y : int
val z : int
method x : int
method y : int
method z : int
method t : int
method u : int
method a : int
method b : int
end
# val e : e = <obj>
# - : int * int * int * int * int * int * int = 1, 3, 2, 2, 3, 5, 7
# class c (int) (int) =
val x : int
val y : int
method x : int
method y : int
end
# class d (int) (int) =
val x : int
val y : int
method x : int
method y : int
end
# - : int * int = 1, 2
# - : int * int = 1, 2
# class 'a c ('a) = end
# - : 'a -> 'a c = <fun>
# module type M =
sig class c (unit) = val x : int end class d (unit) = val x : bool end end
# class c (int) = method get : int method set : int -> unit end
# val c : c = <obj>
# - : int = 5
# - : int = 7
# class c (unit) = val x : int val y : int method c : int end
# class d (unit) = val y : int method c : int method d : int end
# class e (unit) =
val x : int
val y : int
method c : int
method d : int
method x : int
method y : int
end
# - : int * int * int * int = 2, 1, 1, 1
# module M : sig class c (unit) = method xc : int end end
# class d (unit) = val x : int method xd : int method xc : int end
# - : int * int = 1, 2
# Characters 7-143:
The type variable 'a is not bound in implicit type definition
'b matrix = < add : 'b matrix -> 'b; m : 'a >
It should be captured by a class type parameter
# class c (unit) = method m : c end
# - : c = <obj>
# module M : sig class c (unit) = method m : c end end
# - : M.c = <obj>
# type uu = A of int | B of (< leq : 'a > as 'a)
# class virtual c (unit) : 'a = virtual m : 'a end
# module S : sig val f : (#c as 'a) -> 'a end
# Characters 12-43:
Signature mismatch:
Modules do not match:
sig val f : (#c as 'a) -> 'a end
is not included in
sig val f : #c -> #c end
Values do not match:
val f : (#c as 'a) -> 'a
is not included in
val f : #c -> #c
# Characters 32-48:
Multiple definition of the type name t.
Names must be unique in a given structure.
# - : (< m : (< m : 'b -> 'b > as 'b) -> 'a; .. > as 'a) ->
< m : 'c -> 'c > as 'c = <fun>
# Characters 10-39:
Type int -> bool is not a subtype of type int -> int
Type bool is not a subtype of type int
# Characters 9-40:
Type int -> bool is not a subtype of type int -> int
Type bool is not a subtype of type int
# - : < > -> < > = <fun>
# - : < .. > -> < > = <fun>
#