don't overwrite previous extension results

src/Reflection/ClassReflection.php

@@ -480,7 +480,9 @@ public function getMethod(string $methodName, ClassMemberAccessAnswerer $scope):
 				}
 				$this->methods[$key] = $method;
 			}
+		}
 
+		if (!isset($this->methods[$key])) {
 			if ($this->requireExtendsMethodsClassReflectionExtension->hasMethod($this, $methodName)) {
 				$method = $this->requireExtendsMethodsClassReflectionExtension->getMethod($this, $methodName);
 				$this->methods[$key] = $method;
@@ -595,6 +597,7 @@ public function getProperty(string $propertyName, ClassMemberAccessAnswerer $sco
 		if ($scope->isInClass()) {
 			$key = sprintf('%s-%s', $key, $scope->getClassReflection()->getCacheKey());
 		}
+
 		if (!isset($this->properties[$key])) {
 			foreach ($this->propertiesClassReflectionExtensions as $i => $extension) {
 				if ($i > 0 && !$this->allowsDynamicPropertiesExtensions()) {
@@ -611,7 +614,9 @@ public function getProperty(string $propertyName, ClassMemberAccessAnswerer $sco
 				}
 				$this->properties[$key] = $property;
 			}
+		}
 
+		if (!isset($this->properties[$key])) {
 			if ($this->requireExtendsPropertiesClassReflectionExtension->hasProperty($this, $propertyName)) {
 				$property = $this->requireExtendsPropertiesClassReflectionExtension->getProperty($this, $propertyName);
 				$this->properties[$key] = $property;