public static function getFirstStatement($query, $delimiter = null)
    {
        $lexer = new Lexer($query, false, $delimiter);
        $list = $lexer->list;

        /**
         * Whether a full statement was found.
         *
         * @var bool
         */
        $fullStatement = false;

        /**
         * The first full statement.
         *
         * @var string
         */
        $statement = '';

        for ($list->idx = 0; $list->idx < $list->count; ++$list->idx) {
            $token = $list->tokens[$list->idx];

            if ($token->type === Token::TYPE_COMMENT) {
                continue;
            }

            $statement .= $token->token;

            if (($token->type === Token::TYPE_DELIMITER) && ! empty($token->token)) {
                $delimiter = $token->token;
                $fullStatement = true;
                break;
            }
        }

        // No statement was found so we return the entire query as being the
        // remaining part.
        if (! $fullStatement) {
            return [
                null,
                $query,
                $delimiter,
            ];
        }

        // At least one query was found so we have to build the rest of the
        // remaining query.
        $query = '';
        for (++$list->idx; $list->idx < $list->count; ++$list->idx) {
            $query .= $list->tokens[$list->idx]->token;
        }

        return [
            trim($statement),
            $query,
            $delimiter,
        ];
    }