private function parseClassModifiers()
{
$this->consumeComments();
$tokenType = $this->tokenizer->peek();
if ($tokenType === Tokens::T_ABSTRACT) {
$this->consumeToken(Tokens::T_ABSTRACT);
$this->modifiers |= State::IS_EXPLICIT_ABSTRACT;
} elseif ($tokenType === Tokens::T_FINAL) {
$this->consumeToken(Tokens::T_FINAL);
$this->modifiers |= State::IS_FINAL;
}
$this->consumeComments();
}