56 lines
1.4 KiB
OCaml
56 lines
1.4 KiB
OCaml
type variable = string
|
|
|
|
module VariableMap : Map.S with type key = variable
|
|
|
|
type ftype =
|
|
IntegerType
|
|
| BooleanType
|
|
| FunctionType of ftype list * ftype
|
|
|
|
type t_exp =
|
|
Integer of int
|
|
| Boolean of bool
|
|
| Variable of variable
|
|
| Function of variable list * ftype * t_exp
|
|
| Application of t_exp * t_exp list
|
|
| Plus of t_exp * t_exp
|
|
| Minus of t_exp * t_exp
|
|
| Times of t_exp * t_exp
|
|
| Division of t_exp * t_exp
|
|
| Modulo of t_exp * t_exp
|
|
| Power of t_exp * t_exp
|
|
| PowerMod of t_exp * t_exp * t_exp
|
|
| Rand of t_exp
|
|
| BAnd of t_exp * t_exp
|
|
| BOr of t_exp * t_exp
|
|
| BNot of t_exp
|
|
| Cmp of t_exp * t_exp
|
|
| CmpLess of t_exp * t_exp
|
|
| CmpLessEq of t_exp * t_exp
|
|
| CmpGreater of t_exp * t_exp
|
|
| CmpGreaterEq of t_exp * t_exp
|
|
| IfThenElse of t_exp * t_exp * t_exp
|
|
| LetIn of variable * t_exp * t_exp
|
|
| LetFun of variable * variable list * ftype * t_exp * t_exp
|
|
|
|
type permittedValues =
|
|
IntegerPermitted of int
|
|
| BooleanPermitted of bool
|
|
| FunctionPermitted of closure
|
|
and closure = {
|
|
inputList: variable list;
|
|
body: t_exp;
|
|
assignments: permittedValues VariableMap.t;
|
|
recursiveness: variable option
|
|
}
|
|
|
|
type memory = {
|
|
assignments: permittedValues VariableMap.t
|
|
}
|
|
|
|
exception AbsentAssignment of string
|
|
exception WrongType of string
|
|
exception DivisionByZero of string
|
|
exception WrongArity of string
|
|
exception WrongTypeSpecification of string
|