Rakarake/churf
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Adjust old type checker to new syntax, and refactor lambda lifter to use typed AST

Browse source
This commit is contained in:
Martin Fredin 2023-02-15 23:55:16 +01:00
parent 514c809b1e
commit 210e55bb15
18 changed files with 554 additions and 145 deletions
Download patch file Download diff file Expand all files Collapse all files

14
Grammar.cf
View file

@ -7,14 +7,22 @@ EInt. Exp3 ::= Integer;
ELet. Exp3 ::= "let" [Bind] "in" Exp;
EApp. Exp2 ::= Exp2 Exp3;
EAdd. Exp1 ::= Exp1 "+" Exp2;
EAbs. Exp ::= "\\" Ident "." Exp;
EAbs. Exp ::= "\\" Ident ":" Type "." Exp;
EAnn. Exp3 ::= "(" Exp ":" Type ")";
Bind. Bind ::= Ident ":" Type ";"
Ident [Ident] "=" Exp ;
Bind. Bind ::= Ident [Ident] "=" Exp;
separator Bind ";";
separator Ident " ";
separator Ident "";
coercions Exp 3;
TInt. Type1 ::= "Int" ;
TPol. Type1 ::= Ident ;
TFun. Type ::= Type1 "->" Type ;
coercions Type 1 ;
comment "--";
comment "{-" "-}";