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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef INCLUDED_IXION_LEXER_TOKENS_HPP
#define INCLUDED_IXION_LEXER_TOKENS_HPP
#include <ixion/env.hpp>
#include <vector>
#include <memory>
#include <variant>
#include <string_view>
namespace ixion {
enum class lexer_opcode_t
{
// data types
value,
string,
name,
// arithmetic operators
plus,
minus,
divide,
multiply,
exponent,
// string operators
concat,
// relational operators
equal,
less,
greater,
// parentheses, separators
open,
close,
sep,
array_open,
array_close,
array_row_sep,
};
const char* get_opcode_name(lexer_opcode_t oc);
struct lexer_token
{
using value_type = std::variant<double, std::string_view>;
lexer_opcode_t opcode;
value_type value;
lexer_token(lexer_opcode_t _opcode);
lexer_token(lexer_opcode_t _opcode, std::string_view _value);
lexer_token(double _value);
};
std::ostream& operator<<(std::ostream& os, const lexer_token& t);
using lexer_tokens_t = std::vector<lexer_token>;
std::string print_tokens(const lexer_tokens_t& tokens, bool verbose);
} // namespace ixion
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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