users = $users ?? [ 1 => new User(1, 'bill.gates', 'Bill', 'Gates'), 2 => new User(2, 'steve.jobs', 'Steve', 'Jobs'), 3 => new User(3, 'mark.zuckerberg', 'Mark', 'Zuckerberg'), 4 => new User(4, 'evan.spiegel', 'Evan', 'Spiegel'), 5 => new User(5, 'jack.dorsey', 'Jack', 'Dorsey'), ]; } /** * {@inheritdoc} */ public function findAll(): array { return array_values($this->users); } /** * {@inheritdoc} */ public function findUserOfId(int $id): User { if (!isset($this->users[$id])) { throw new UserNotFoundException(); } return $this->users[$id]; } }