From 070fb45ead0a69eea9c581dc00c807639c01e5f9 Mon Sep 17 00:00:00 2001
From: Rutherther <rutherther@ditigal.xyz>
Date: Sun, 16 Nov 2025 19:54:37 +0100
Subject: [PATCH] feat: add equal to BetterThan operator

---
 codes/eoa_lib/src/comparison/mod.rs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/codes/eoa_lib/src/comparison/mod.rs b/codes/eoa_lib/src/comparison/mod.rs
index deaca8f469caa181a9a4a2e18b95fa7f52b208b7..1dfb10c17b3be1e73e1335a70da45227110da420 100644
--- a/codes/eoa_lib/src/comparison/mod.rs
+++ b/codes/eoa_lib/src/comparison/mod.rs
@@ -1,8 +1,11 @@
 pub trait BetterThanOperator<T> {
     fn better_than(self: &Self, a: &T, b: &T) -> bool;
+    fn equal(self: &Self, a: &T, b: &T) -> bool;
 
     fn ordering(&self, a: &T, b: &T) -> std::cmp::Ordering {
-        if self.better_than(a, b) {
+        if self.equal(a, b) {
+            std::cmp::Ordering::Equal
+        } else if self.better_than(a, b) {
             std::cmp::Ordering::Less
         } else {
             std::cmp::Ordering::Greater
@@ -23,6 +26,10 @@ impl<T> BetterThanOperator<T> for MinimizingOperator
     fn better_than(self: &Self, a: &T, b: &T) -> bool {
         a < b
     }
+
+    fn equal(self: &Self, a: &T, b: &T) -> bool {
+        *a == *b
+    }
 }
 
 pub struct MaximizingOperator;
@@ -38,4 +45,8 @@ impl<T> BetterThanOperator<T> for MaximizingOperator
     fn better_than(self: &Self, a: &T, b: &T) -> bool {
         a > b
     }
+
+    fn equal(self: &Self, a: &T, b: &T) -> bool {
+        *a == *b
+    }
 }