Work on interpreter

2021-05-20 14:11:32 -04:00
parent 65444afe14
commit f4c58cfa02
3 changed files with 42 additions and 2 deletions
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -2,12 +2,14 @@ use crate::lexer::Token;
 use crate::lexer::Tokens;


+
 #[derive(Debug)]
 pub enum Datum {
    Boolean(bool),
    Number(i64),
    Symbol(String),
    List(Vec<Datum>),
+    Procedure(fn(Vec<Datum>) -> Datum),
 }

 pub fn parse(tokens: Tokens) -> Datum {