fix(openapi): nullable default values in operation openapi definition

Author: MrSrsen

src/Metadata/Extractor/XmlResourceExtractor.php

@@ -224,12 +224,12 @@ private function buildOpenapi(\SimpleXMLElement $resource): bool|OpenApiOperatio
                     in: $this->phpize($parameter, 'in', 'string'),
                     description: $this->phpize($parameter, 'description', 'string'),
                     required: $this->phpize($parameter, 'required', 'bool'),
-                    deprecated: $this->phpize($parameter, 'deprecated', 'bool'),
-                    allowEmptyValue: $this->phpize($parameter, 'allowEmptyValue', 'bool'),
-                    schema: isset($parameter->schema->values) ? $this->buildValues($parameter->schema->values) : null,
+                    deprecated: $this->phpize($parameter, 'deprecated', 'bool', false),
+                    allowEmptyValue: $this->phpize($parameter, 'allowEmptyValue', 'bool', false),
+                    schema: isset($parameter->schema->values) ? $this->buildValues($parameter->schema->values) : [],
                     style: $this->phpize($parameter, 'style', 'string'),
-                    explode: $this->phpize($parameter, 'explode', 'bool'),
-                    allowReserved: $this->phpize($parameter, 'allowReserved', 'bool'),
+                    explode: $this->phpize($parameter, 'explode', 'bool', false),
+                    allowReserved: $this->phpize($parameter, 'allowReserved', 'bool', false),
                     example: $this->phpize($parameter, 'example', 'string'),
                     examples: isset($parameter->examples->values) ? new \ArrayObject($this->buildValues($parameter->examples->values)) : null,
                     content: isset($parameter->content->values) ? new \ArrayObject($this->buildValues($parameter->content->values)) : null,

src/OpenApi/Model/Parameter.php

@@ -17,8 +17,21 @@ final class Parameter
 {
     use ExtensionTrait;
 
-    public function __construct(private string $name, private string $in, private string $description = '', private bool $required = false, private bool $deprecated = false, private bool $allowEmptyValue = false, private array $schema = [], private ?string $style = null, private bool $explode = false, private bool $allowReserved = false, private $example = null, private ?\ArrayObject $examples = null, private ?\ArrayObject $content = null)
-    {
+    public function __construct(
+        private string $name,
+        private string $in,
+        private string $description = '',
+        private bool $required = false,
+        private bool $deprecated = false,
+        private bool $allowEmptyValue = false,
+        private array $schema = [],
+        private ?string $style = null,
+        private bool $explode = false,
+        private bool $allowReserved = false,
+        private $example = null,
+        private ?\ArrayObject $examples = null,
+        private ?\ArrayObject $content = null,
+    ) {
         if (null === $style) {
             if ('query' === $in || 'cookie' === $in) {
                 $this->style = 'form';