Split module into ast and parser

1 files changed, 9 insertions, 27 deletions

diff --git a/rust/src/lambda.rs b/rust/src/lambda.rs
index 8c4c640..18568d7 100644
--- a/rust/src/lambda.rs
+++ b/rust/src/lambda.rs
@@ -1,7 +1,10 @@
-use std::{
-    fmt::{self, Display},
-    fs::read_to_string,
-};
+use std::fs::read_to_string;
+
+mod ast;
+use ast::*;
+
+mod parser;
+use parser::*;
 
 pub fn run(arg: &str) -> String {
     let content = read_to_string(arg).unwrap();
@@ -10,30 +13,9 @@ pub fn run(arg: &str) -> String {
     result.to_string()
 }
 
-#[derive(Debug, PartialEq)]
-pub enum Value {
-    Num(i32),
-    Bool(bool),
-    Sym(String),
-}
-
-impl Display for Value {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        match self {
-            Value::Num(i) => write!(f, "{}", i),
-            Value::Bool(b) => write!(f, "{}", b),
-            Value::Sym(s) => write!(f, "{}", s),
-        }
-    }
-}
-
 fn interpret(arg: &str) -> Value {
-    let token = arg.trim();
-    token
-        .parse::<i32>()
-        .map(Value::Num)
-        .or(token.parse::<bool>().map(Value::Bool))
-        .unwrap_or(Value::Sym(token.to_string()))
+    // interpreting a value is the value itself
+    parse(arg)
 }
 
 #[cfg(test)]