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/* This file is part of the sirit project.
* Copyright (c) 2018 ReinUsesLisp
* This software may be used and distributed according to the terms of the GNU
* Lesser General Public License version 3 or any later version.
*/
#pragma once
#include <cstddef>
#include "common_types.h"
#include "stream.h"
namespace Sirit {
enum class OperandType { Invalid, Op, Number, String };
class Operand {
public:
Operand();
virtual ~Operand();
virtual void Fetch(Stream& stream) const;
virtual u16 GetWordCount() const;
virtual bool operator==(const Operand& other) const;
bool operator!=(const Operand& other) const;
virtual std::size_t Hash() const;
OperandType GetType() const;
protected:
OperandType operand_type{};
};
} // namespace Sirit
namespace std {
template <>
struct hash<Sirit::Operand> {
std::size_t operator()(const Sirit::Operand& operand) const noexcept {
return operand.Hash();
}
};
} // namespace std
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