From a6025d873900e5d540627bd6dedae438befd5ed3 Mon Sep 17 00:00:00 2001
From: Dominik Kohler <18621527+kohlerdominik@users.noreply.github.com>
Date: Mon, 9 Dec 2024 17:35:48 +0100
Subject: [PATCH] fixed that resolveRelativeUri could receive invalid values

---
 src/spec/Reference.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/spec/Reference.php b/src/spec/Reference.php
index 810f53da..be607ed6 100644
--- a/src/spec/Reference.php
+++ b/src/spec/Reference.php
@@ -354,8 +354,9 @@ private function adjustRelativeReferences($referencedDocument, $basePath, $baseD
                 continue;
             }
 
-            // non strings can't be references
-            if (is_string($value) === false) {
+            // only values of type string can be references
+            // and only keys indicating a reference should be parsed
+            if (! is_string($value) || ! in_array($key, ['$ref', 'externalValue'], true)) {
                 continue;
             }