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<?php declare(strict_types=1); class SomeMessage { public function __toString() { return 'Hello World'; } }; (static function (string $s) { echo $s; })(new SomeMessage);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($s) must be of type string, SomeMessage given, called in /in/K5fFZ on line 12 and defined in /in/K5fFZ:10 Stack trace: #0 /in/K5fFZ(12): {closure}(Object(SomeMessage)) #1 {main} thrown in /in/K5fFZ on line 10
Process exited with code 255.

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