From 8324d20970d0f38d1add50da51daa7011c5d1920 Mon Sep 17 00:00:00 2001
From: Baitinq <manuelpalenzuelamerino@gmail.com>
Date: Sat, 18 Jan 2025 23:34:35 +0100
Subject: Feature: Add support for substraction

---
 src/evaluator.zig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/evaluator.zig')

diff --git a/src/evaluator.zig b/src/evaluator.zig
index ec5df8c..2fc5441 100644
--- a/src/evaluator.zig
+++ b/src/evaluator.zig
@@ -136,7 +136,8 @@ pub const Evaluator = struct {
             .ADDITIVE_EXPRESSION => |x| {
                 const lhs = try self.get_expression_value(x.lhs);
                 const rhs = try self.get_expression_value(x.rhs);
-                return lhs + rhs;
+                if (x.addition) return lhs + rhs;
+                return lhs - rhs;
             },
             .PRIMARY_EXPRESSION => |x| {
                 switch (x) {
-- 
cgit 1.4.1