From 431fd02329e2cd663db0acda5b229bbe632c5338 Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Tue, 30 Mar 2021 19:34:02 +0530
Subject: refactor to use Evaluator

---
 src/app.rs | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/app.rs b/src/app.rs
index fb6e9df..29a292f 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -281,10 +281,16 @@ impl<'ctx, 'file> AppState<'ctx, 'file> {
         let mut parser = Parser::new(Lexer::new(lisp_expr, 0));
         let res = parser.parse_single_expr();
         match res {
-            Ok(expr) => match eval::eval(&expr, self) {
-                Ok(val) => self.message.set_info(format!("{}", val)),
-                Err(eval_err) => self.message.set_error(format!("{}", eval_err)),
-            },
+            Ok(expr) => {
+                let mut evaluator = eval::Evaluator {
+                    app: self,
+                    context: Vec::new(),
+                };
+                match evaluator.eval(&expr) {
+                    Ok(val) => self.message.set_info(format!("{}", val)),
+                    Err(eval_err) => self.message.set_error(format!("{}", eval_err)),
+                }
+            }
             Err(err) => self.message = handle_error(err, &lisp_expr, "repl"),
         }
         self.command_box.hist_append();
-- 
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