uann/ocaml_yacc/parser.ml

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OCaml
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2024-03-25 00:32:19 +08:00
type token =
| INT of (string)
| ID of (string)
| PLUS
| MINUS
| TIMES
| DIV
| LPAREN
| RPAREN
| ASSIGN
| IN
| IMPLY
| FUNC
| EOL
open Parsing;;
let _ = parse_error;;
let yytransl_const = [|
259 (* PLUS *);
260 (* MINUS *);
261 (* TIMES *);
262 (* DIV *);
263 (* LPAREN *);
264 (* RPAREN *);
265 (* ASSIGN *);
266 (* IN *);
267 (* IMPLY *);
268 (* FUNC *);
269 (* EOL *);
0|]
let yytransl_block = [|
257 (* INT *);
258 (* ID *);
0|]
let yylhs = "\255\255\
\001\000\002\000\002\000\003\000\003\000\005\000\006\000\006\000\
\004\000\004\000\004\000\009\000\010\000\007\000\008\000\008\000\
\008\000\008\000\008\000\008\000\008\000\008\000\000\000"
let yylen = "\002\000\
\002\000\001\000\002\000\001\000\001\000\006\000\001\000\003\000\
\001\000\001\000\001\000\003\000\002\000\002\000\001\000\001\000\
\003\000\003\000\003\000\003\000\003\000\002\000\002\000"
let yydefred = "\000\000\
\000\000\000\000\015\000\000\000\000\000\000\000\023\000\000\000\
\002\000\000\000\005\000\000\000\009\000\010\000\011\000\000\000\
\000\000\000\000\000\000\001\000\003\000\000\000\000\000\000\000\
\000\000\000\000\000\000\000\000\000\000\013\000\017\000\000\000\
\000\000\000\000\000\000\000\000\007\000\000\000\012\000\000\000\
\000\000\006\000"
let yydgoto = "\002\000\
\007\000\008\000\009\000\026\000\011\000\018\000\013\000\014\000\
\015\000\016\000"
let yysindex = "\007\000\
\120\255\000\000\000\000\000\000\120\255\120\255\000\000\012\255\
\000\000\106\255\000\000\001\255\000\000\000\000\000\000\245\254\
\124\255\049\255\098\255\000\000\000\000\120\255\120\255\120\255\
\120\255\106\255\009\255\024\255\120\255\000\000\000\000\113\255\
\124\255\124\255\124\255\120\255\000\000\026\255\000\000\088\255\
\120\255\000\000"
let yyrindex = "\000\000\
\000\000\000\000\000\000\042\255\000\000\000\000\000\000\000\000\
\000\000\063\255\000\000\000\000\000\000\000\000\000\000\000\000\
\028\255\000\000\000\000\000\000\000\000\000\000\000\000\000\000\
\000\000\074\255\050\255\000\000\000\000\000\000\000\000\007\255\
\053\255\064\255\075\255\000\000\000\000\052\255\000\000\000\000\
\000\000\000\000"
let yygindex = "\000\000\
\000\000\000\000\254\255\255\255\000\000\001\000\000\000\000\000\
\000\000\000\000"
let yytablesize = 131
let yytable = "\010\000\
\029\000\012\000\027\000\017\000\019\000\021\000\010\000\001\000\
\012\000\018\000\018\000\028\000\003\000\004\000\018\000\005\000\
\018\000\036\000\006\000\018\000\032\000\033\000\034\000\035\000\
\020\000\037\000\039\000\010\000\038\000\012\000\022\000\022\000\
\022\000\022\000\040\000\022\000\028\000\022\000\042\000\010\000\
\022\000\012\000\016\000\007\000\016\000\016\000\016\000\016\000\
\016\000\016\000\030\000\016\000\007\000\008\000\016\000\019\000\
\019\000\022\000\022\000\028\000\019\000\013\000\019\000\000\000\
\000\000\019\000\020\000\020\000\020\000\020\000\004\000\020\000\
\004\000\020\000\000\000\004\000\020\000\021\000\021\000\021\000\
\021\000\014\000\021\000\014\000\021\000\000\000\014\000\021\000\
\003\000\004\000\022\000\023\000\024\000\025\000\006\000\000\000\
\000\000\041\000\003\000\004\000\022\000\023\000\024\000\025\000\
\006\000\031\000\003\000\004\000\022\000\023\000\024\000\025\000\
\006\000\003\000\004\000\000\000\000\000\024\000\025\000\006\000\
\003\000\004\000\000\000\005\000\003\000\004\000\006\000\000\000\
\000\000\000\000\006\000"
let yycheck = "\001\000\
\012\001\001\000\002\001\005\000\006\000\008\000\008\000\001\000\
\008\000\003\001\004\001\011\001\001\001\002\001\008\001\004\001\
\010\001\009\001\007\001\013\001\022\000\023\000\024\000\025\000\
\013\001\002\001\029\000\029\000\028\000\029\000\003\001\004\001\
\005\001\006\001\036\000\008\001\011\001\010\001\041\000\041\000\
\013\001\041\000\001\001\002\001\003\001\004\001\005\001\006\001\
\007\001\008\001\002\001\010\001\011\001\002\001\013\001\003\001\
\004\001\005\001\006\001\011\001\008\001\012\001\010\001\255\255\
\255\255\013\001\003\001\004\001\005\001\006\001\008\001\008\001\
\010\001\010\001\255\255\013\001\013\001\003\001\004\001\005\001\
\006\001\008\001\008\001\010\001\010\001\255\255\013\001\013\001\
\001\001\002\001\003\001\004\001\005\001\006\001\007\001\255\255\
\255\255\010\001\001\001\002\001\003\001\004\001\005\001\006\001\
\007\001\008\001\001\001\002\001\003\001\004\001\005\001\006\001\
\007\001\001\001\002\001\255\255\255\255\005\001\006\001\007\001\
\001\001\002\001\255\255\004\001\001\001\002\001\007\001\255\255\
\255\255\255\255\007\001"
let yynames_const = "\
PLUS\000\
MINUS\000\
TIMES\000\
DIV\000\
LPAREN\000\
RPAREN\000\
ASSIGN\000\
IN\000\
IMPLY\000\
FUNC\000\
EOL\000\
"
let yynames_block = "\
INT\000\
ID\000\
"
let yyact = [|
(fun _ -> failwith "parser")
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 1 : 'blocks) in
Obj.repr(
# 15 "parser.mly"
( _1 )
# 145 "parser.ml"
: Ast.ast))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'block) in
Obj.repr(
# 18 "parser.mly"
( _1 )
# 152 "parser.ml"
: 'blocks))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 1 : 'blocks) in
let _2 = (Parsing.peek_val __caml_parser_env 0 : 'block) in
Obj.repr(
# 19 "parser.mly"
(match _1 with Ast.Node x -> Ast.Node (x @ [_2])
| Ast.Int x -> Ast.Node[_1; _2] | Ast.Leaf x -> Ast.Node [_1; _2])
# 161 "parser.ml"
: 'blocks))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 24 "parser.mly"
(_1)
# 168 "parser.ml"
: 'block))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'let_bind) in
Obj.repr(
# 25 "parser.mly"
(_1)
# 175 "parser.ml"
: 'block))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 5 : 'typ) in
let _2 = (Parsing.peek_val __caml_parser_env 4 : string) in
let _4 = (Parsing.peek_val __caml_parser_env 2 : 'expr) in
let _6 = (Parsing.peek_val __caml_parser_env 0 : 'block) in
Obj.repr(
# 29 "parser.mly"
(Ast.Node [Ast.Leaf "%let"; Ast.Node[_1; Ast.Leaf _2; _4]; _6])
# 185 "parser.ml"
: 'let_bind))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : string) in
Obj.repr(
# 33 "parser.mly"
(Ast.Leaf _1)
# 192 "parser.ml"
: 'typ))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'typ) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'typ) in
Obj.repr(
# 34 "parser.mly"
(Ast.Node [Ast.Leaf "->"; _1 ; _3])
# 200 "parser.ml"
: 'typ))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'app_expr) in
Obj.repr(
# 37 "parser.mly"
(_1)
# 207 "parser.ml"
: 'expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'bin_expr) in
Obj.repr(
# 38 "parser.mly"
(_1)
# 214 "parser.ml"
: 'expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : 'lam_expr) in
Obj.repr(
# 39 "parser.mly"
(_1)
# 221 "parser.ml"
: 'expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'arg) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'block) in
Obj.repr(
# 43 "parser.mly"
(Ast.Node [Ast.Leaf "%lambda"; _1 ; _3])
# 229 "parser.ml"
: 'lam_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 1 : 'typ) in
let _2 = (Parsing.peek_val __caml_parser_env 0 : string) in
Obj.repr(
# 46 "parser.mly"
( Ast.Node [_1;Ast.Leaf _2] )
# 237 "parser.ml"
: 'arg))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 1 : 'expr) in
let _2 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 50 "parser.mly"
( Ast.Node [ Ast.Leaf "%apply"; _1; _2] )
# 245 "parser.ml"
: 'app_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : string) in
Obj.repr(
# 54 "parser.mly"
( Ast.Int (int_of_string _1))
# 252 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 0 : string) in
Obj.repr(
# 55 "parser.mly"
( Ast.Leaf _1 )
# 259 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _2 = (Parsing.peek_val __caml_parser_env 1 : 'expr) in
Obj.repr(
# 56 "parser.mly"
( _2 )
# 266 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'expr) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 57 "parser.mly"
( Ast.Node [ Ast.Leaf "+"; _1; _3] )
# 274 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'expr) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 58 "parser.mly"
( Ast.Node[ Ast.Leaf "-"; _1 ; _3] )
# 282 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'expr) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 59 "parser.mly"
( Ast.Node[ Ast.Leaf "*"; _1 ;_3] )
# 290 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _1 = (Parsing.peek_val __caml_parser_env 2 : 'expr) in
let _3 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 60 "parser.mly"
( Ast.Node[ Ast.Leaf "/"; _1; _3] )
# 298 "parser.ml"
: 'bin_expr))
; (fun __caml_parser_env ->
let _2 = (Parsing.peek_val __caml_parser_env 0 : 'expr) in
Obj.repr(
# 61 "parser.mly"
( Ast.Node[ Ast.Leaf "-" ; _2] )
# 305 "parser.ml"
: 'bin_expr))
(* Entry main *)
; (fun __caml_parser_env -> raise (Parsing.YYexit (Parsing.peek_val __caml_parser_env 0)))
|]
let yytables =
{ Parsing.actions=yyact;
Parsing.transl_const=yytransl_const;
Parsing.transl_block=yytransl_block;
Parsing.lhs=yylhs;
Parsing.len=yylen;
Parsing.defred=yydefred;
Parsing.dgoto=yydgoto;
Parsing.sindex=yysindex;
Parsing.rindex=yyrindex;
Parsing.gindex=yygindex;
Parsing.tablesize=yytablesize;
Parsing.table=yytable;
Parsing.check=yycheck;
Parsing.error_function=parse_error;
Parsing.names_const=yynames_const;
Parsing.names_block=yynames_block }
let main (lexfun : Lexing.lexbuf -> token) (lexbuf : Lexing.lexbuf) =
(Parsing.yyparse yytables 1 lexfun lexbuf : Ast.ast)