ligo/Typecheck2.mli
2019-03-14 21:14:05 +01:00

108 lines
2.8 KiB
OCaml

[@@@warning "-30"]
module SMap : Map.S with type key = string
module I = AST2.O
module O : sig
type asttodo = [`TODO] (* occurrences of asttodo will point to some part of the original parser AST *)
type name_and_region = {name: string; orig: Region.t}
type type_name = name_and_region
type var_name = name_and_region
type field_name = name_and_region
type pattern =
PVar of var_name
| PWild
| PInt of Z.t
| PBytes of MBytes.t
| PString of string
| PUnit
| PFalse
| PTrue
| PNone
| PSome of pattern
| PCons of pattern * pattern
| PNull
| PRecord of (field_name * pattern) SMap.t
type type_constructor =
Option
| List
| Set
| Map
type type_expr_case =
Sum of (type_name * type_expr) SMap.t
| Record of (field_name * type_expr) SMap.t
| TypeApp of type_constructor * (type_expr list)
| Function of { arg: type_expr; ret: type_expr }
| Ref of type_expr
| String
| Int
| Unit
| Bool
and type_expr = { type_expr: type_expr_case; name: type_name option; orig: Region.t }
type typed_var = { name:var_name; ty:type_expr; orig: asttodo }
type type_decl = { name:type_name; ty:type_expr; orig: asttodo }
type expr_case =
App of { operator: operator; arguments: expr list }
| Var of typed_var
| Constant of constant
| Record of (field_name * expr) list
| Lambda of lambda
and expr = { expr: expr_case; ty:type_expr; orig: asttodo }
and decl = { var: typed_var; value: expr; orig: asttodo }
and lambda = {
parameter: typed_var;
declarations: decl list;
instructions: instr list;
result: expr;
}
and operator_case =
Function of var_name
| Constructor of var_name
| UpdateField of field_name
| GetField of field_name
| Or | And | Lt | Leq | Gt | Geq | Equal | Neq | Cat | Cons | Add | Sub | Mult | Div | Mod
| Neg | Not
| Set
| MapLookup
and operator = { operator: operator_case; ty:type_expr; orig: asttodo }
and constant =
Unit
| Int of Z.t | String of string | Bytes of MBytes.t
| False | True
| Null
| EmptySet
| CNone
and instr =
Assignment of { name: var_name; value: expr; orig: asttodo }
| While of { condition: expr; body: instr list; orig: asttodo }
| ForCollection of { list: expr; var: var_name; body: instr list; orig: asttodo }
| Match of { expr: expr; cases: (pattern * instr list) list; orig: asttodo }
| ProcedureCall of { expr: expr; orig: asttodo } (* expr returns unit, drop the result. Similar to OCaml's ";". *)
| Fail of { expr: expr; orig: asttodo }
type ast = {
types : type_decl list;
storage_decl : typed_var;
declarations : decl list;
orig : AST.t
}
end
val annotate : I.ast -> O.ast