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<?php class Command{ /** @var callable $code */ private $code; /** * @param callable $code */ public function setCode(callable $code): static { $this->code = $code; return $this; } public function execute(): void { ($this->code)(); } } class CustomCommand extends Command{ public function __construct(){ parent::setCode([$this, 'runCustomCommand']); } protected function runCustomCommand(): void { echo 'Protected function called'; } } $code = new CustomCommand(); $code->execute();
Output for git.master, git.master_jit, rfc.property-hooks
Protected function called

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