From c9c3cacb539d74940686134d8f6a6cf96ad0cc17 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vili=20Sinerv=C3=A4?= <vili.m.sinerva@gmail.com>
Date: Wed, 5 Feb 2025 20:56:47 +0200
Subject: [PATCH] Add variable declaration to IR Generator

---
 src/compiler/ir_generator.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/compiler/ir_generator.rs b/src/compiler/ir_generator.rs
index a7e8f8e..48a226a 100644
--- a/src/compiler/ir_generator.rs
+++ b/src/compiler/ir_generator.rs
@@ -142,7 +142,12 @@ fn visit_ast_node(
                 result_var
             }
         },
-        VarDeclaration(_, _, _) => todo!(),
+        VarDeclaration(_, expr, _) => {
+            let expr_var = visit_ast_node(expr, types, symbols, instructions, labels);
+            let result_var = add_var(&expr.node_type, types);
+            instructions.push(IrInstruction::new(expr.loc, Copy(expr_var, result_var)));
+            symbols.get("unit").clone()
+        }
         Conditional(condition_expr, then_expr, else_expr) => match else_expr {
             Some(else_expr) => {
                 let l_then = add_label("then", then_expr.loc, labels);