From 5ac19124c2fa7872fcbf33f0b2f3b8dd43ec44a6 Mon Sep 17 00:00:00 2001
From: Sweetbread <risdeveau@lair.moe>
Date: Sun, 14 Jun 2026 03:48:00 +0300
Subject: [PATCH] fix: fix some shunting-yard realisation issues

---
 src/rpn.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rpn.rs b/src/rpn.rs
index 70f3edb..41576ca 100644
--- a/src/rpn.rs
+++ b/src/rpn.rs
@@ -20,14 +20,14 @@ pub fn to_rpn(tokens: Vec<Token>) -> Vec<Token> {
       Token::Number(_) => out_buf.push(t),
       Token::BracketOpen => act_buf.push(t),
       Token::BracketClose => {
-        while matches!(act_buf.last().unwrap(), Token::BracketOpen) {
+        while !matches!(act_buf.last().unwrap(), Token::BracketOpen) {
           out_buf.push(act_buf.pop().unwrap());
         }
         act_buf.pop();
       }
       _ => {
         if !act_buf.is_empty() {
-          while priority.get(&t).unwrap() < priority.get(act_buf.last().unwrap()).unwrap() {
+          while priority.get(&t).unwrap() <= priority.get(act_buf.last().unwrap()).unwrap() {
             out_buf.push(act_buf.pop().unwrap());
             if act_buf.is_empty() { break; }
           }