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--TEST--
Attributes can be converted into objects.
--FILE--
<?php
#[Attribute(Attribute::TARGET_FUNCTION)]
class A1
{
public string $name;
public int $ttl;
public function __construct(string $name, int $ttl = 50)
{
$this->name = $name;
$this->ttl = $ttl;
}
}
$ref = new \ReflectionFunction(#[A1('test')] function () { });
foreach ($ref->getAttributes() as $attr) {
$obj = $attr->newInstance();
var_dump(get_class($obj), $obj->name, $obj->ttl);
}
echo "\n";
$ref = new \ReflectionFunction(#[A1] function () { });
try {
$ref->getAttributes()[0]->newInstance();
} catch (\ArgumentCountError $e) {
var_dump('ERROR 1', $e->getMessage());
}
echo "\n";
$ref = new \ReflectionFunction(#[A1([])] function () { });
try {
$ref->getAttributes()[0]->newInstance();
} catch (\TypeError $e) {
var_dump('ERROR 2', $e->getMessage());
}
echo "\n";
$ref = new \ReflectionFunction(#[A2] function () { });
try {
$ref->getAttributes()[0]->newInstance();
} catch (\Error $e) {
var_dump('ERROR 3', $e->getMessage());
}
echo "\n";
#[Attribute]
class A3
{
private function __construct() { }
}
$ref = new \ReflectionFunction(#[A3] function () { });
try {
$ref->getAttributes()[0]->newInstance();
} catch (\Error $e) {
var_dump('ERROR 4', $e->getMessage());
}
echo "\n";
class A5 { }
$ref = new \ReflectionFunction(#[A5] function () { });
try {
$ref->getAttributes()[0]->newInstance();
} catch (\Error $e) {
var_dump('ERROR 6', $e->getMessage());
}
?>
--EXPECTF--
string(2) "A1"
string(4) "test"
int(50)
string(7) "ERROR 1"
string(%d) "Too few arguments to function A1::__construct(), 0 passed in %s005_objects.php on line 26 and at least 1 expected"
string(7) "ERROR 2"
string(%d) "A1::__construct(): Argument #1 ($name) must be of type string, array given, called in %s005_objects.php on line 36"
string(7) "ERROR 3"
string(30) "Attribute class "A2" not found"
string(7) "ERROR 4"
string(51) "Call to private A3::__construct() from global scope"
string(7) "ERROR 6"
string(55) "Attempting to use non-attribute class "A5" as attribute"
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