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4198f7e1af
The SQL engine is expected to be a fairly sizeable piece of software. Therefore we're starting to restructure the codebase for growth.
53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Token.h"
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#include <AK/Assertions.h>
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#include <AK/String.h>
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#include <stdlib.h>
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namespace SQL::AST {
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StringView Token::name(TokenType type)
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{
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switch (type) {
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#define __ENUMERATE_SQL_TOKEN(value, type, category) \
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case TokenType::type: \
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return #type;
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ENUMERATE_SQL_TOKENS
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#undef __ENUMERATE_SQL_TOKEN
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default:
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VERIFY_NOT_REACHED();
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}
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}
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TokenCategory Token::category(TokenType type)
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{
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switch (type) {
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#define __ENUMERATE_SQL_TOKEN(value, type, category) \
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case TokenType::type: \
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return TokenCategory::category;
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ENUMERATE_SQL_TOKENS
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#undef __ENUMERATE_SQL_TOKEN
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default:
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VERIFY_NOT_REACHED();
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}
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}
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double Token::double_value() const
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{
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VERIFY(type() == TokenType::NumericLiteral);
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String value(m_value);
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if (value[0] == '0' && value.length() >= 2) {
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if (value[1] == 'x' || value[1] == 'X')
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return static_cast<double>(strtoul(value.characters() + 2, nullptr, 16));
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}
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return strtod(value.characters(), nullptr);
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}
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}
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