Reflection: added 'null' to builtin types (in fact it is reserved type since PHP 7.0)

Author: dg

src/Utils/Reflection.php

@@ -21,7 +21,7 @@ final class Reflection
 
 	private const BUILTIN_TYPES = [
 		'string' => 1, 'int' => 1, 'float' => 1, 'bool' => 1, 'array' => 1, 'object' => 1,
-		'callable' => 1, 'iterable' => 1, 'void' => 1,
+		'callable' => 1, 'iterable' => 1, 'void' => 1, 'null' => 1,
 	];
 
 

tests/Utils/Reflection.expandClassName.phpt

@@ -35,7 +35,7 @@ Assert::same('BTest', Reflection::expandClassName('BTest', $rcBTest));
 Assert::same('Test\Space\Foo', Reflection::expandClassName('self', $rcFoo));
 Assert::same('Test\Space\Foo', Reflection::expandClassName('Self', $rcFoo));
 
-foreach (['String', 'string', 'int', 'float', 'bool', 'array', 'callable', 'iterable', 'void'] as $type) {
+foreach (['String', 'string', 'int', 'float', 'bool', 'array', 'callable', 'iterable', 'void', 'null'] as $type) {
 	Assert::same(strtolower($type), Reflection::expandClassName($type, $rcFoo));
 }