From e00fafdd285d8ad32e490cba09d0929dbcf9b2eb Mon Sep 17 00:00:00 2001
From: Isaac Trimble-Pederson <itpederson@circuitdevs.com>
Date: Thu, 12 Aug 2021 14:13:45 -0700
Subject: [PATCH] Switch to proper exclusive interval

---
 src/Interval.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Interval.php b/src/Interval.php
index a20b646..f1eafed 100644
--- a/src/Interval.php
+++ b/src/Interval.php
@@ -37,7 +37,7 @@ public function intersect(Interval $otherInterval)
 
     public function intersectExclusive(Interval $otherInterval)
     {
-        return $this->equalTo($otherInterval);
+        return !$this->notIntersectExclusive($otherInterval);
     }
 
     public function notIntersect(Interval $otherInterval)
@@ -45,6 +45,11 @@ public function notIntersect(Interval $otherInterval)
         return ($this->high < $otherInterval->low || $otherInterval->high < $this->low);
     }
 
+    public function notIntersectExclusive(Interval $otherInterval)
+    {
+        return ($this->high <= $otherInterval->low || $otherInterval->high <= $this->low);
+    }
+
     public function merge(Interval $otherInterval)
     {
         return new Interval(