A workaround for type hinting native types (and a little of self-advertising)
| From: | Martin Alterisio | Date: | Tue, 06 Nov 2007 17:00:46 +0000 |
| Subject: | A workaround for type hinting native types (and a little of self-advertising) | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-264125@lists.php.net to get a copy of this message | ||
$me->apologizeFor($this->isSelfAdvertising());
if ($you->lookingFor($php->workaround(TYPE_HINT_FOR_NATIVE_TYPES)) {
check('http://www.phpclasses.org/browse/package/4195.html');
}
$package = new Package('http://www.phpclasses.org/browse/package/4195.html'
);
$package->usageExample = <<<EXAMPLE
function test(int $n) {
}
test(1);
test("2"); // string representation of an int is OK
test(1.2); // not an int, fails
// there are also type hints for strictly checking types: StrictInt,
StrictString, etc
EXAMPLE;
$package->isExtendable = true;
$package->extensionExample = <<<EXAMPLE
final class EmailAddress implements TypeHint {
private function __construct() { }
public static function isTypeHintFor($value) {
... regexp check for $value ...
}
}
sendMail(EmailAddress $email, ....) {
....
}
sendMail('test@test.com', ...);
EXAMPLE;
echo "Regards, \n Martin Alterisio";