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<?php class foo{} class bar extends foo{} class foobar { function startTest() { $bar = new bar(); $this->test($bar); } function test(foobar $testObject) { print_r(get_class($testObject)); } } $foobar = new foobar(); $foobar->startTest();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: foobar::test(): Argument #1 ($testObject) must be of type foobar, bar given, called in /in/PTQrk on line 11 and defined in /in/PTQrk:14 Stack trace: #0 /in/PTQrk(11): foobar->test(Object(bar)) #1 /in/PTQrk(20): foobar->startTest() #2 {main} thrown in /in/PTQrk on line 14
Process exited with code 255.

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