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<?php declare(strict_types = 1); class X { } class Model { protected function getHintableProps(): X { return new X(); } } class HelloWorld { /** * @param class-string<Model> $cl */ public function sayHello(string $cl): X { $model = new Model(); return \Closure::bind(function () use ($model): X { return $model->getHintableProps(); }, null, $cl)(); } } var_dump((new HelloWorld())->sayHello(Model::class));
Output for git.master, git.master_jit, rfc.property-hooks
object(X)#3 (0) { }

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