From 1d5ec57d4ee0695a2a3e2542939b091f51c00036 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Tue, 28 Nov 2017 19:42:11 -0500
Subject: Reference-count levels

---
 src/main.rs | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'src/main.rs')

diff --git a/src/main.rs b/src/main.rs
index f3128a2..8d8486e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,15 +7,17 @@ pub mod ast;
 pub mod semantic;
 pub mod taiga;
 
+use std::cell::RefCell;
 use std::io::{self, BufRead, Write};
+use std::rc::Rc;
 
 fn main() {
     let stdin = io::stdin();
     let mut handle = stdin.lock();
     loop {
         let mut translate = semantic::translate::Translate::<semantic::frame::Amd64Frame>::new();
-        let mut toplevel = semantic::translate::Level::Top;
-        let mut level = translate.make_level(&mut toplevel, vec![]);
+        let toplevel = Rc::new(RefCell::new(semantic::translate::Level::Top));
+        let level = translate.make_level(toplevel, vec![]);
         let mut input = String::new();
         print!("taiga> ");
         io::stdout().flush().unwrap();
@@ -24,7 +26,7 @@ fn main() {
             let program = taiga::parse_Program(&input);
             println!("{:?}", program);
             if let Ok(program) = program {
-                let result = semantic::analysis::translate(&mut translate, &mut level, &program);
+                let result = semantic::analysis::translate(&mut translate, level, &program);
                 println!("{:?}", result);
             }
         }
-- 
cgit v1.2.3