typer.mli 2.08 KB
Newer Older
1
open Ident
2
open Location
3

4
exception NonExhaustive of Types.descr
5
exception Constraint of Types.descr * Types.descr
6
exception ShouldHave of Types.descr * string
7
exception WrongLabel of Types.descr * label
8
exception UnboundId of id * bool
9
exception UnboundExtId of Types.CompUnit.t * id
10
exception ShouldHave2 of Types.descr * string * Types.descr
11
exception Error of string
12
13
14

exception Warning of string * Types.t

15
16
val warning: loc -> string -> unit
val error: loc -> string -> 'a
17

18
include Custom.T
19

20
21
val from_comp_unit: (Types.CompUnit.t -> t) ref

22
23
val empty_env: t
val get_ns_table : t -> Ns.table
24

25
26
val register_types : Types.CompUnit.t -> t -> unit

27
val enter_ns : U.t -> Ns.t -> t -> t
28
val enter_schema: ?prefix:U.t -> U.t -> string -> t -> t
29
val find_schema: U.t -> t -> string
30
val enter_cu : U.t -> Types.CompUnit.t -> t -> t 
31
val find_cu  : U.t -> t -> Types.CompUnit.t
32

33
34
35
val enter_value: id -> Types.t -> t -> t
val enter_values: (id * Types.t) list -> t -> t
val find_value: id -> t -> Types.t
36
val iter_values: t -> (id -> Types.t -> unit) -> unit
37

38
39
40
val enter_type: id -> Types.t -> t -> t
val enter_types: (id * Types.t) list -> t -> t
val find_type: id -> t -> Types.t
41

42
43
44
val type_defs: t -> (id * Ast.ppat) list -> (id * Types.t) list
val typ: t -> Ast.ppat -> Types.Node.t
val pat: t -> Ast.ppat -> Patterns.node
45

46
47
48
49
val dump_types: Format.formatter -> t -> unit
val dump_ns: Format.formatter -> t -> unit
val set_ns_table_for_printer: t -> unit

50
51
52
53
54
55
56
57
val type_expr: 
  t -> Ast.pexpr -> Typed.texpr * Types.descr

val type_let_decl: t -> Ast.ppat -> Ast.pexpr -> 
  t * Typed.let_decl * (id * Types.t) list

val type_let_funs: t -> Ast.pexpr list -> 
  t * Typed.texpr list * (id * Types.t) list
58
  (* Assume that all the expressions are Abstractions *)
59

60
61


62

63
val flatten: (Types.t -> bool -> Types.t) -> (Types.t -> bool -> Types.t)
64

65
(** {2 Schema stuff} *)
66

67
68
val get_schema: string -> Schema_types.schema  (** lookup schema by uri *)
val get_schema_names: t -> U.t list  (** registered schema names *)
69

70
71
(* Operators *)

72
type type_fun = Types.t -> bool -> Types.t
73

74
val register_op: string -> int -> (type_fun list -> type_fun) -> unit