Always invoke zpp in ReflectionProperty::getValue/isInitialized

Make sure we still perform a zpp check for the static case, and
also always enforce that the parameter is ?object. Otherwise we
violate the specified signature.

ext/reflection/php_reflection.c

@@ -5467,9 +5467,13 @@ ZEND_METHOD(reflection_property, getValue)
 {
 	reflection_object *intern;
 	property_reference *ref;
-	zval *object, *name;
+	zval *object = NULL, *name;
 	zval *member_p = NULL;
 
+	if (zend_parse_parameters(ZEND_NUM_ARGS(), "|o!", &object) == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	GET_REFLECTION_OBJECT_PTR(ref);
 
 	if (!(prop_get_flags(ref) & ZEND_ACC_PUBLIC) && intern->ignore_visibility == 0) {
@@ -5487,7 +5491,8 @@ ZEND_METHOD(reflection_property, getValue)
 	} else {
 		zval rv;
 
-		if (zend_parse_parameters(ZEND_NUM_ARGS(), "o", &object) == FAILURE) {
+		if (!object) {
+			zend_type_error("No object provided for getValue() on instance property");
 			RETURN_THROWS();
 		}
 
@@ -5553,9 +5558,13 @@ ZEND_METHOD(reflection_property, isInitialized)
 {
 	reflection_object *intern;
 	property_reference *ref;
-	zval *object, *name;
+	zval *object = NULL, *name;
 	zval *member_p = NULL;
 
+	if (zend_parse_parameters(ZEND_NUM_ARGS(), "|o!", &object) == FAILURE) {
+		RETURN_THROWS();
+	}
+
 	GET_REFLECTION_OBJECT_PTR(ref);
 
 	if (!(prop_get_flags(ref) & ZEND_ACC_PUBLIC) && intern->ignore_visibility == 0) {
@@ -5575,7 +5584,8 @@ ZEND_METHOD(reflection_property, isInitialized)
 		zend_class_entry *old_scope;
 		int retval;
 
-		if (zend_parse_parameters(ZEND_NUM_ARGS(), "o", &object) == FAILURE) {
+		if (!object) {
+			zend_type_error("No object provided for isInitialized() on instance property");
 			RETURN_THROWS();
 		}
 

ext/reflection/php_reflection.stub.php

@@ -391,7 +391,7 @@ class ReflectionProperty implements Reflector
     public function setValue($object_or_value, $value = UNKNOWN) {}
 
     /** @return bool */
-    public function isInitialized(object $object = UNKNOWN) {}
+    public function isInitialized(?object $object = null) {}
 
     /** @return bool */
     public function isPublic() {}

ext/reflection/php_reflection_arginfo.h

@@ -317,9 +317,7 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_class_ReflectionProperty_setValue, 0, 0, 1)
 	ZEND_ARG_INFO(0, value)
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_ReflectionProperty_isInitialized, 0, 0, 0)
+#define arginfo_class_ReflectionProperty_isInitialized arginfo_class_ReflectionProperty_getValue
-	ZEND_ARG_TYPE_INFO(0, object, IS_OBJECT, 0)
-ZEND_END_ARG_INFO()
 
 #define arginfo_class_ReflectionProperty_isPublic arginfo_class_Reflector___toString
 

ext/reflection/tests/ReflectionProperty_getValue_error.phpt

@@ -22,7 +22,11 @@ echo "\nInstance without property:\n";
 $propInfo = new ReflectionProperty('TestClass', 'stat');
 
 echo "\nStatic property / too many args:\n";
-var_dump($propInfo->getValue($instance, true));
+try {
+    var_dump($propInfo->getValue($instance, true));
+} catch (TypeError $e) {
+    echo $e->getMessage(), "\n";
+}
 
 echo "\nProtected property:\n";
 try {
@@ -35,22 +39,31 @@ catch(Exception $exc) {
 
 echo "\n\nInvalid instance:\n";
 $propInfo = new ReflectionProperty('TestClass', 'pub2');
-var_dump($propInfo->getValue($invalidInstance));
+try {
+    var_dump($propInfo->getValue($invalidInstance));
+} catch (ReflectionException $e) {
+    echo $e->getMessage();
+}
+
+echo "\n\nMissing instance:\n";
+try {
+    var_dump($propInfo->getValue());
+} catch (TypeError $e) {
+    echo $e->getMessage();
+}
 
 ?>
---EXPECTF--
+--EXPECT--
 Instance without property:
 
 Static property / too many args:
-string(15) "static property"
+ReflectionProperty::getValue() expects at most 1 parameter, 2 given
 
 Protected property:
 Cannot access non-public member TestClass::$prot
 
 Invalid instance:
+Given object is not an instance of the class this property was declared in
 
-Fatal error: Uncaught ReflectionException: Given object is not an instance of the class this property was declared in in %s:%d
+Missing instance:
-Stack trace:
+No object provided for getValue() on instance property
-#0 %s(%d): ReflectionProperty->getValue(Object(AnotherClass))
-#1 {main}
-  thrown in %s on line %d

ext/reflection/tests/ReflectionProperty_isInitialized.phpt

@@ -62,6 +62,12 @@ try {
     echo $e->getMessage(), "\n";
 }
 
+try {
+    var_dump($rp->isInitialized());
+} catch (TypeError $e) {
+    echo $e->getMessage(), "\n";
+}
+
 class WithMagic {
     public $prop;
     public int $intProp;
@@ -108,6 +114,7 @@ bool(false)
 Object type:
 bool(false)
 Given object is not an instance of the class this property was declared in
+No object provided for isInitialized() on instance property
 Class with __isset:
 bool(false)
 bool(false)