Pyrech\ComposerChangelogs\OperationHandler\InstallHandler::supports PHP Метод

    public function supports(OperationInterface $operation)
    {
        return $operation instanceof InstallOperation;
    }

 public function test_it_does_not_support_non_install_operation()
 {
     $this->assertFalse($this->SUT->supports(new FakeOperation('')));
 }