<?php
class A {
private function foo(int $bar) {
echo "This is private";
}
public function getClosure($bar) {
return function () use ($bar) { $this->foo($bar); };
}
}
class B extends A {
public function test(A $a, C $c) {
$aFN = $a->getClosure("Hello");
$bFN = $this->getClosure("Hello");
$cFN = $c->getClosure("Hello");
$aFN();
$cFN();
}
}
class C extends B {
public function foo(bool $bar) {
echo "This is public";
}
public function getClosure($bar) {
return function () use ($bar) { $this->foo($bar); };
}
}
$a = new A;
$c = new B;
$obj = new B();
$obj->test($a, $c);
Fatal error: Uncaught TypeError: B::test(): Argument #2 ($c) must be of type C, B given, called in /in/PNhTl on line 36 and defined in /in/PNhTl:14
Stack trace:
#0 /in/PNhTl(36): B->test(Object(A), Object(B))
#1 {main}
thrown in /in/PNhTl on line 14
Process exited with code 255.
Fatal error: Uncaught TypeError: Argument 2 passed to B::test() must be an instance of C, instance of B given, called in /in/PNhTl on line 36 and defined in /in/PNhTl:14
Stack trace:
#0 /in/PNhTl(36): B->test(Object(A), Object(B))
#1 {main}
thrown in /in/PNhTl on line 14
Process exited with code 255.
Output for 7.0.0 - 7.0.6
Warning: Declaration of C::foo(bool $bar) should be compatible with A::foo(int $bar) in /in/PNhTl on line 31
Fatal error: Uncaught TypeError: Argument 2 passed to B::test() must be an instance of C, instance of B given, called in /in/PNhTl on line 36 and defined in /in/PNhTl:14
Stack trace:
#0 /in/PNhTl(36): B->test(Object(A), Object(B))
#1 {main}
thrown in /in/PNhTl on line 14
Process exited with code 255.
Output for 5.6.28
Catchable fatal error: Argument 2 passed to B::test() must be an instance of C, instance of B given, called in /in/PNhTl on line 36 and defined in /in/PNhTl on line 14
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
Strict Standards: Declaration of C::foo() should be compatible with A::foo(int $bar) in /in/PNhTl on line 31
Catchable fatal error: Argument 2 passed to B::test() must be an instance of C, instance of B given, called in /in/PNhTl on line 36 and defined in /in/PNhTl on line 14
Process exited with code 255.