public function parseLiteral($valueNode, ?array $variables = null)
    {
        if ($valueNode instanceof StringValueNode || $valueNode instanceof IntValueNode) {
            return $valueNode->value;
        }

        // Intentionally without message, as all information already in wrapped Exception
        throw new Exception();
    }
public function parseLiteral($valueNode, ?array $variables = null)
    {
        if ($valueNode instanceof StringValueNode || $valueNode instanceof IntValueNode) {
            return $valueNode->value;
        }

        
        throw new Exception();
    }
public function parseLiteral ( $ valueNode , ? array $ variables = null ) { if ( $ valueNode instanceof StringValueNode || $ valueNode instanceof IntValueNode ) { return $ valueNode -> value ; } // Intentionally without message, as all information already in wrapped Exception throw new Exception ( ) ; }
@param Node         $valueNode
@param mixed[]|null $variables

@return string|null

@throws Exception
@param Node $valueNode @param mixed [] |null $variables