OpenAssetTools/src/ZoneCodeGeneratorLib/Parsing/Impl/PackDefinitionStreamProxy.h
2021-02-18 21:55:13 +01:00

36 lines
1.0 KiB
C++

#pragma once
#include <stack>
#include "AbstractDirectiveStreamProxy.h"
#include "Parsing/IPackValueSupplier.h"
#include "Parsing/IParserLineStream.h"
class PackDefinitionStreamProxy final : public AbstractDirectiveStreamProxy, public IPackValueSupplier
{
public:
static constexpr int DEFAULT_PACK = 8;
private:
static constexpr const char* PRAGMA_PACK_DIRECTIVE = "pragma pack";
static constexpr const char* PUSH_KEYWORD = "push";
static constexpr const char* POP_KEYWORD = "pop";
IParserLineStream* const m_stream;
std::stack<int> m_current_pack;
_NODISCARD bool MatchPackDirective(const ParserLine& line, unsigned directivePosition);
_NODISCARD bool MatchDirectives(const ParserLine& line);
public:
explicit PackDefinitionStreamProxy(IParserLineStream* stream);
ParserLine NextLine() override;
bool IncludeFile(const std::string& filename) override;
void PopCurrentFile() override;
_NODISCARD bool IsOpen() const override;
_NODISCARD bool Eof() const override;
int GetCurrentPack() const override;
};