Typeclass
type 'a class_info = {
cls_id : Ident.t;
cls_id_loc : string Asttypes.loc;
cls_decl : Types.class_declaration;
cls_ty_id : Ident.t;
cls_ty_decl : Types.class_type_declaration;
cls_obj_id : Ident.t;
cls_obj_abbr : Types.type_declaration;
cls_typesharp_id : Ident.t;
cls_abbr : Types.type_declaration;
cls_arity : int;
cls_pub_methods : string list;
cls_info : 'a;
}
type class_type_info = {
clsty_ty_id : Ident.t;
clsty_id_loc : string Asttypes.loc;
clsty_ty_decl : Types.class_type_declaration;
clsty_obj_id : Ident.t;
clsty_obj_abbr : Types.type_declaration;
clsty_typesharp_id : Ident.t;
clsty_abbr : Types.type_declaration;
clsty_info : Typedtree.class_type_declaration;
}
val class_declarations :
Env.t ->
Parsetree.class_declaration list ->
Typedtree.class_declaration class_info list * Env.t
val class_descriptions :
Env.t ->
Parsetree.class_description list ->
Typedtree.class_description class_info list * Env.t
val class_type_declarations :
Env.t ->
Parsetree.class_description list ->
class_type_info list * Env.t
val approx_class_declarations :
Env.t ->
Parsetree.class_description list ->
class_type_info list
type error =
| Unconsistent_constraint of Errortrace.unification_error
| Field_type_mismatch of string * string * Errortrace.unification_error
| Unexpected_field of Types.type_expr * string
| Structure_expected of Types.class_type
| Cannot_apply of Types.class_type
| Apply_wrong_label of Asttypes.arg_label
| Pattern_type_clash of Types.type_expr
| Repeated_parameter
| Unbound_class_2 of Longident.t
| Unbound_class_type_2 of Longident.t
| Abbrev_type_clash of Types.type_expr * Types.type_expr * Types.type_expr
| Constructor_type_mismatch of string * Errortrace.unification_error
| Virtual_class of kind * string list * string list
| Undeclared_methods of kind * string list
| Parameter_arity_mismatch of Longident.t * int * int
| Parameter_mismatch of Errortrace.unification_error
| Bad_parameters of Ident.t * Types.type_expr * Types.type_expr
| Class_match_failure of Ctype.class_match_failure list
| Unbound_val of string
| Unbound_type_var of Stdlib.Format.formatter ->
unit
* Types.type_expr * bool * string * Types.type_expr
| Non_generalizable_class of Ident.t * Types.class_declaration
| Cannot_coerce_self of Types.type_expr
| Non_collapsable_conjunction of Ident.t
* Types.class_declaration
* Errortrace.unification_error
| Self_clash of Errortrace.unification_error
| Mutability_mismatch of string * Asttypes.mutable_flag
| No_overriding of string * string
| Duplicate of string * string
| Closing_self_type of Types.class_signature
exception Error of Location.t * Env.t * error
exception Error_forward of Location.error
val report_error : Env.t -> Stdlib.Format.formatter -> error -> unit
val type_open_descr :
(?used_slot:bool ref ->
Env.t ->
Parsetree.open_description ->
Typedtree.open_description * Env.t)
ref