/**
* @param Token $token
* @param string $type
* @param int $position
* @return Token
*/
protected function splitToken(Token $token, $type, $position)
{
$value = $token->value();
if (strlen($value) > $position) {
$offset = $token->offset() + $position;
$head = substr($value, 0, $position);
$tail = Token::bit($type, substr($value, $position), $offset);
$this->putBack($tail);
$token->set($type, $head)->set(0, $head);
}
return $token;
}
