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<?php // Library code final readonly class Renderer { public function __construct(private string $name, private object $object) {} public function render(callable $formatter): string { return $formatter($this->name, $this->object); } } // My code $formatter = ucfirst(...);$formatter = ucfirst(...); echo (new Renderer('name', new stdClass()))->render($formatter);
Output for git.master_jit, git.master
Fatal error: Uncaught ArgumentCountError: ucfirst() expects exactly 1 argument, 2 given in /in/10gCI:7 Stack trace: #0 /in/10gCI(7): ucfirst('name', Object(stdClass)) #1 /in/10gCI(13): Renderer->render(Object(Closure)) #2 {main} thrown in /in/10gCI on line 7
Process exited with code 255.

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