From 57e87978ef416ce2898a65a9b67e37be91263e67 Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Wed, 25 Nov 2020 22:06:42 -0800
Subject: Chapter 8: Add assignment

---
 src/com/craftinginterpreters/lox/Interpreter.java | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/com/craftinginterpreters/lox/Interpreter.java')

diff --git a/src/com/craftinginterpreters/lox/Interpreter.java b/src/com/craftinginterpreters/lox/Interpreter.java
index f4e7f99..7378164 100644
--- a/src/com/craftinginterpreters/lox/Interpreter.java
+++ b/src/com/craftinginterpreters/lox/Interpreter.java
@@ -113,6 +113,13 @@ class Interpreter implements Expr.Visitor<Object>, Stmt.Visitor<Void> {
         return null;
     }
 
+    @Override
+    public Object visitAssignExpr(Expr.Assign expr) {
+        Object value = evaluate(expr.value);
+        environment.assign(expr.name, value);
+        return value;
+    }
+
     @Override
     public Object visitBinaryExpr(Expr.Binary expr) {
         Object left = evaluate(expr.left);
-- 
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