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Mylloon 2023-10-17 11:49:13 +02:00
parent f9acb6c76e
commit f11c33ff18
Signed by: Anri
GPG key ID: A82D63DFF8D1317F
2 changed files with 104 additions and 100 deletions
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88
flap/src/hopix/hopixLexer.mll
View file

@ -10,8 +10,6 @@
let error lexbuf = let error lexbuf =
error "during lexing" (lex_join lexbuf.lex_start_p lexbuf.lex_curr_p) error "during lexing" (lex_join lexbuf.lex_start_p lexbuf.lex_curr_p)
} }
let newline = ('\010' | '\013' | "\013\010") let newline = ('\010' | '\013' | "\013\010")
@ -31,73 +29,73 @@ let printable = [' ' '\t' '\n' '\r' (*33-126*)] (*pas sûr*)
let ident = ['a'-'z']['A'-'Z' 'a'-'z' '0'-'9' '_']* let ident = ['a'-'z']['A'-'Z' 'a'-'z' '0'-'9' '_']*
let constr_id = ['A'-'Z']['A'-'Z' 'a'-'z' '0'-'9' '_']* let constr_id = ['A'-'Z']['A'-'Z' 'a'-'z' '0'-'9' '_']*
let type_variable = ['\'']['a'-'z']['A'-'Z' 'a'-'z' '0'-'9' '_']* let type_variable = ['\'']['a'-'z']['A'-'Z' 'a'-'z' '0'-'9' '_']*
(* On ne peut pas différencier au niveau du lexer var_id label_id et type_con, il faudra le faire à l'analyseur syntaxique*) (* On ne peut pas différencier au niveau du lexer var_id label_id et type_con,
* il faudra le faire à l'analyseur syntaxique *)
let atom = '"' let atom = '"'
let char = ['\'']atom['\''] let char = ['\'']atom['\'']
let string = ['\"']((atom | '\'' | "\\\""))['\"'] let string = ['\"']((atom | '\'' | "\\\""))['\"']
(*let binop = '+' | '-' | '*' | '/' | "&&" | "||"| "=?"| "<=?" |">=?" |"<?" |">?"*) (* let binop = '+' | '-' | '*' | '/' | "&&" | "||"| "=?"| "<=?" |">=?" |"<?" |">?" *)
rule token = parse rule token = parse
(** Layout *) (** Layout *)
| newline { next_line_and token lexbuf } | newline { next_line_and token lexbuf }
| blank+ { token lexbuf } | blank+ { token lexbuf }
| eof { EOF } | eof { EOF }
| "{*" { commentary lexbuf; token lexbuf } | "{*" { commentary lexbuf; token lexbuf }
| "##" {commentary_line lexbuf} | "##" { commentary_line lexbuf }
(** Keywords *) (** Keywords *)
| "let" { LET } | "let" { LET }
| "type" { TYPE } | "type" { TYPE }
| "extern" { EXTERN } | "extern" { EXTERN }
| "fun" { FUN } | "fun" { FUN }
| "match" { MATCH } | "match" { MATCH }
| "if" { IF } | "if" { IF }
| "then" { THEN } | "then" { THEN }
| "else" { ELSE } | "else" { ELSE }
| "ref" { REF } | "ref" { REF }
| "while" { WHILE } | "while" { WHILE }
| "do" { DO } | "do" { DO }
| "until" { UNTIL } | "until" { UNTIL }
| "for" { FOR } | "for" { FOR }
| "from" { FROM } | "from" { FROM }
| "to" { TO } | "to" { TO }
| "and" { AND } | "and" { AND }
| "for" { FOR } | "for" { FOR }
(* Fini ? *) (* Fini ? *)
(** Binar operation : pas sûr pour celui là*)
(* | binop as b { BINOP (* TODO *) } *)
(* binar operation : pas sûr pour celui là*)
(*
| binop as b { BINOP (* TODO *) }
*)
(** Operators *) (** Operators *)
| '=' { EQUAL } (* | '=' { EQUAL } *)
(* ponctuation *) (* ponctuation *)
| '(' { LPAREN } | '(' { LPAREN }
| ')' { RPAREN } | ')' { RPAREN }
| '[' { LBRACK } | '[' { LBRACK }
| ']' { RBRACK } | ']' { RBRACK }
| '_' { WILDCARD } | '_' { WILDCARD }
| ':' { DPOINT } | ':' { DPOINT }
| "->" { ARROW } | "->" { ARROW }
| "<" { INFERIOR } | "<" { INFERIOR }
| ">" { SUPERIOR } | ">" { SUPERIOR }
(** Values *) (** Values *)
| integers as i { INT (Mint.of_string i) } | integers as i { INT (Mint.of_string i) }
| ident as s { ID s } | ident as s { ID s }
(** Lexing error *) (** Lexing error *)
| _ { error lexbuf "unexpected character." } | _ { error lexbuf "unexpected character." }
and commentary = parse and commentary = parse
| "*}" { () } | "*}" { () }
| "{*" { commentary lexbuf; commentary lexbuf } | "{*" { commentary lexbuf; commentary lexbuf }
| _ { commentary lexbuf } | _ { commentary lexbuf }
and commentary_line = parse and commentary_line = parse
| '\n' { next_line_and token lexbuf } | '\n' { next_line_and token lexbuf }
| _ { commentary_line lexbuf } | _ { commentary_line lexbuf }

110
flap/src/hopix/hopixParser.mly
View file

@ -19,86 +19,89 @@ program:
definition definition
} }
definition: definition:
| v=vdefinition { | v=vdefinition {
DefineValue v DefineValue v
} }
vdefinition: // manque le type ici, on met None en attendant
vdefinition:
// manque le type ici, on met None en attendant
| LET i=located(identifier) EQUAL e=located(expression) { | LET i=located(identifier) EQUAL e=located(expression) {
SimpleValue(i, None, e) SimpleValue(i, None, e)
}(* }
| LET i=located(identifier) DPOINT ts=located(type_scheme) EQUAL e=located(expression){ /* // marche pas
SimpleValue(i,ts,e) | LET i=located(identifier) DPOINT ts=located(type_scheme) EQUAL e=located(expression) {
}*) SimpleValue(i,ts,e)
(* marche pas*) } */
/* fun : int f a = 1 */
| FUN f=fundef { | FUN f=fundef {
RecFunctions([f]) RecFunctions([f])
} }
(*fun : int f a = 1*)
(* de même*)
/* de même */
fundef: fundef:
|(*ts est temp*) i=located(identifier) p=pattern EQUAL e=located(expression){ /* ts est temp */
FunctionDefinition(p,e) | i=located(identifier) p=pattern EQUAL e=located(expression) {
} FunctionDefinition(p, e)
|(*ts est temp*) DPOINT ts=located(type_scheme) i=located(identifier) p=pattern EQUAL e=located(expression){ }
FunctionDefinition(p,e) /* ts est temp */
} | DPOINT ts=located(type_scheme) i=located(identifier) p=pattern EQUAL e=located(expression) {
FunctionDefinition(p, e)
}
pattern: pattern:
| i=located(identifier){ | i=located(identifier) {
PVariable i PVariable i
} }
| WILDCARD { | WILDCARD {
PWildcard PWildcard
} }
ty: ty:
| tc = type_constructor{ | tc = type_constructor {
TyCon(tc,None) TyCon(tc, None)
} }
(* Todo version avec l'optionnel*) (* Todo version avec l'optionnel*)
| ty1=located(ty) ARROW ty2=located(ty) {
| ty1=located(ty) ARROW ty2=located(ty){ TyArrow(ty1, ty2)
TyArrow(ty1,ty2)
}
| ty1=located(ty) STAR ty2=located(ty){
TyTuple([ty1;ty2])
}
| ty1=located(ty) STAR ty2= located(ty) STAR liste_ty = separated_list(STAR,located(ty)){
TyTuple(ty1::ty2::liste_ty)
}
| LPAREN type_var=type_variable RPAREN {
TyVar type_var
}
type_scheme:
(* il faut peut être modifié le séparateur*)
| LBRACK liste_typevar = separated_list(COMMA,located(type_variable)) RBRACK ty=located(ty){
ForallTy(liste_typevar,ty)
} }
| ty=located(ty){ | ty1=located(ty) STAR ty2=located(ty) {
ForallTy([],ty) TyTuple([ty1; ty2])
}
| ty1=located(ty) STAR ty2=located(ty) STAR liste_ty = separated_list(STAR,located(ty)) {
TyTuple(ty1::ty2::liste_ty)
}
| LPAREN type_var=type_variable RPAREN {
TyVar type_var
}
type_scheme:
(* il faut peut être modifié le séparateur*)
| LBRACK liste_typevar=separated_list(COMMA,located(type_variable)) RBRACK ty=located(ty) {
ForallTy(liste_typevar, ty)
}
| ty=located(ty) {
ForallTy([], ty)
} }
type_variable: type_variable:
| tid=TID { | tid=TID {
TId tid TId tid
} }
type_constructor: type_constructor:
| tcon = TID { | tcon = TID {
TCon tcon TCon tcon
} }
expression: expression:
@ -106,16 +109,19 @@ expression:
Literal l Literal l
} }
literal: literal:
| i=INT { | i=INT {
LInt i LInt i
} }
identifier: identifier:
| i=ID { | i=ID {
Id i Id i
} }
%inline located(X): x=X { %inline located(X): x=X {
Position.with_poss $startpos $endpos x Position.with_poss $startpos $endpos x
} }