/**
* Generates a new semantical error.
*
* @param string $message Optional message.
* @param array|null $token Optional token.
*
* @return void
*
* @throws \Doctrine\ORM\Query\QueryException
*/
public function semanticalError($message = '', $token = null)
{
if ($token === null) {
$token = $this->lexer->lookahead;
}
// Minimum exposed chars ahead of token
$distance = 12;
// Find a position of a final word to display in error string
$dql = $this->query->getDql();
$length = strlen($dql);
$pos = $token['position'] + $distance;
$pos = strpos($dql, ' ', $length > $pos ? $pos : $length);
$length = $pos !== false ? $pos - $token['position'] : $distance;
$tokenPos = isset($token['position']) && $token['position'] > 0 ? $token['position'] : '-1';
$tokenStr = substr($dql, $token['position'], $length);
// Building informative message
$message = 'line 0, col ' . $tokenPos . " near '" . $tokenStr . "': Error: " . $message;
throw QueryException::semanticalError($message, QueryException::dqlError($this->query->getDQL()));
}
