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<?php class User { private $id; private $username; } class MySqlUserMapper { public function fetchByUsername($username) { $row = array( 'id' => '1', 'username' => $username, ); return $this->hydrate($row); } private function hydrate(User $user, array $row) { static $hydrator; if (!$hydrator) { $hydrator = function (array $row) { var_dump($this); foreach ($row as $k => $v) { $this->{$k} = $v; } }; } $hydrator = $hydrator->bindTo($user, $user); $hydrator($row); } } $mapper = new MySqlUserMapper(); var_dump($mapper->fetchByUsername('mabe'));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: MySqlUserMapper::hydrate(): Argument #1 ($user) must be of type User, array given, called in /in/OnQn6 on line 14 and defined in /in/OnQn6:17 Stack trace: #0 /in/OnQn6(14): MySqlUserMapper->hydrate(Array) #1 /in/OnQn6(35): MySqlUserMapper->fetchByUsername('mabe') #2 {main} thrown in /in/OnQn6 on line 17
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Argument 1 passed to MySqlUserMapper::hydrate() must be an instance of User, array given, called in /in/OnQn6 on line 14 and defined in /in/OnQn6:17 Stack trace: #0 /in/OnQn6(14): MySqlUserMapper->hydrate(Array) #1 /in/OnQn6(35): MySqlUserMapper->fetchByUsername('mabe') #2 {main} thrown in /in/OnQn6 on line 17
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Catchable fatal error: Argument 1 passed to MySqlUserMapper::hydrate() must be an instance of User, array given, called in /in/OnQn6 on line 14 and defined in /in/OnQn6 on line 17
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/OnQn6 on line 21
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/OnQn6 on line 17
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/OnQn6 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/OnQn6 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/OnQn6 on line 4
Process exited with code 255.
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