ligo/mini_c/PP.ml
2019-05-12 20:57:30 +00:00

121 lines
4.9 KiB
OCaml

open Simple_utils.PP_helpers
open Types
open Format
let list_sep_d x = list_sep x (const " , ")
let space_sep ppf () = fprintf ppf " "
let lr = fun ppf -> function `Left -> fprintf ppf "L" | `Right -> fprintf ppf "R"
let type_base ppf : type_base -> _ = function
| Base_unit -> fprintf ppf "unit"
| Base_bool -> fprintf ppf "bool"
| Base_int -> fprintf ppf "int"
| Base_nat -> fprintf ppf "nat"
| Base_tez -> fprintf ppf "tez"
| Base_string -> fprintf ppf "string"
| Base_address -> fprintf ppf "address"
| Base_bytes -> fprintf ppf "bytes"
| Base_operation -> fprintf ppf "operation"
let rec type_ ppf : type_value -> _ = function
| T_or(a, b) -> fprintf ppf "(%a) | (%a)" type_ a type_ b
| T_pair(a, b) -> fprintf ppf "(%a) & (%a)" type_ a type_ b
| T_base b -> type_base ppf b
| T_function(a, b) -> fprintf ppf "(%a) -> (%a)" type_ a type_ b
| T_map(k, v) -> fprintf ppf "map(%a -> %a)" type_ k type_ v
| T_list(t) -> fprintf ppf "list(%a)" type_ t
| T_option(o) -> fprintf ppf "option(%a)" type_ o
| T_contract(t) -> fprintf ppf "contract(%a)" type_ t
| T_deep_closure(c, arg, ret) ->
fprintf ppf "[%a](%a)->(%a)"
environment c
type_ arg type_ ret
and environment_element ppf ((s, tv) : environment_element) =
Format.fprintf ppf "%s : %a" s type_ tv
and environment ppf (x:environment) =
fprintf ppf "Env[%a]" (list_sep_d environment_element) x
let rec value ppf : value -> unit = function
| D_bool b -> fprintf ppf "%b" b
| D_operation _ -> fprintf ppf "operation[...bytes]"
| D_int n -> fprintf ppf "%d" n
| D_nat n -> fprintf ppf "+%d" n
| D_tez n -> fprintf ppf "%dtz" n
| D_unit -> fprintf ppf " "
| D_string s -> fprintf ppf "\"%s\"" s
| D_bytes _ -> fprintf ppf "[bytes]"
| D_pair (a, b) -> fprintf ppf "(%a), (%a)" value a value b
| D_left a -> fprintf ppf "L(%a)" value a
| D_right b -> fprintf ppf "R(%a)" value b
| D_function x -> function_ ppf x
| D_none -> fprintf ppf "None"
| D_some s -> fprintf ppf "Some (%a)" value s
| D_map m -> fprintf ppf "Map[%a]" (list_sep_d value_assoc) m
| D_list lst -> fprintf ppf "List[%a]" (list_sep_d value) lst
and value_assoc ppf : (value * value) -> unit = fun (a, b) ->
fprintf ppf "%a -> %a" value a value b
and expression' ppf (e:expression') = match e with
| E_capture_environment s -> fprintf ppf "capture(%a)" (list_sep string (const " ; ")) s
| E_variable v -> fprintf ppf "%s" v
| E_application(a, b) -> fprintf ppf "(%a)@(%a)" expression a expression b
| E_constant(p, lst) -> fprintf ppf "%s %a" p (pp_print_list ~pp_sep:space_sep expression) lst
| E_literal v -> fprintf ppf "%a" value v
| E_empty_map _ -> fprintf ppf "map[]"
| E_empty_list _ -> fprintf ppf "list[]"
| E_make_none _ -> fprintf ppf "none"
| E_Cond (c, a, b) -> fprintf ppf "%a ? %a : %a" expression c expression a expression b
| E_if_none (c, n, ((name, _) , s)) -> fprintf ppf "%a ?? %a : %s -> %a" expression c expression n name expression s
| E_if_left (c, ((name_l, _) , l), ((name_r, _) , r)) ->
fprintf ppf "%a ?? %s -> %a : %s -> %a" expression c name_l expression l name_r expression r
| E_let_in ((name , _) , expr , body) ->
fprintf ppf "let %s = %a in %a" name expression expr expression body
and expression : _ -> expression -> _ = fun ppf e ->
expression' ppf e.content
and expression_with_type : _ -> expression -> _ = fun ppf e ->
fprintf ppf "%a : %a"
expression' e.content
type_ e.type_value
and function_ ppf ({binder ; input ; output ; body ; result}:anon_function) =
fprintf ppf "fun (%s:%a) : %a %a return %a"
binder
type_ input
type_ output
block body
expression result
and assignment ppf ((n, e):assignment) = fprintf ppf "%s = %a;" n expression e
and declaration ppf ((n, e):assignment) = fprintf ppf "let %s = %a;" n expression e
and statement ppf ((s, _) : statement) = match s with
| S_environment_load _ -> fprintf ppf "load env"
| S_environment_select _ -> fprintf ppf "select env"
| S_environment_add (name, tv) -> fprintf ppf "add %s %a" name type_ tv
| S_declaration ass -> declaration ppf ass
| S_assignment ass -> assignment ppf ass
| S_do e -> fprintf ppf "do %a" expression e
| S_cond (expr, i, e) -> fprintf ppf "if (%a) %a %a" expression expr block i block e
| S_patch (r, path, e) ->
fprintf ppf "%s.%a := %a" r (list_sep lr (const ".")) path expression e
| S_if_none (expr, none, ((name, _), some)) -> fprintf ppf "if_none (%a) %a %s->%a" expression expr block none name block some
| S_while (e, b) -> fprintf ppf "while (%a) %a" expression e block b
and block ppf ((b, _):block) =
match b with
| [] -> fprintf ppf "{}"
| b -> fprintf ppf "{@; @[<v>%a@]@;}" (pp_print_list ~pp_sep:(tag "@;") statement) b
let tl_statement ppf (ass, _) = assignment ppf ass
let program ppf (p:program) =
fprintf ppf "Program:\n---\n%a" (pp_print_list ~pp_sep:pp_print_newline tl_statement) p