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#pragma once
#include <util/generic/ptr.h>
#include <util/generic/string.h>
#include <util/stream/output.h>
class TCppSaxParser: public IOutputStream {
public:
struct TText {
TText();
TText(ui64 offset);
TText(const TString& data, ui64 offset);
~TText();
void Reset() noexcept;
TString Data;
ui64 Offset;
};
class TWorker {
public:
typedef TCppSaxParser::TText TText;
TWorker() noexcept;
virtual ~TWorker();
virtual void DoEnd() = 0;
virtual void DoStart() = 0;
virtual void DoString(const TText& text) = 0;
virtual void DoCharacter(const TText& text) = 0;
virtual void DoCode(const TText& text) = 0;
virtual void DoOneLineComment(const TText& text) = 0;
virtual void DoMultiLineComment(const TText& text) = 0;
virtual void DoPreprocessor(const TText& text) = 0;
};
TCppSaxParser(TWorker* worker);
~TCppSaxParser() override;
private:
void DoWrite(const void* data, size_t len) override;
void DoFinish() override;
private:
class TImpl;
THolder<TImpl> Impl_;
};
class TCppSimpleSax: public TCppSaxParser::TWorker {
public:
TCppSimpleSax() noexcept;
~TCppSimpleSax() override;
void DoEnd() override = 0;
void DoStart() override = 0;
void DoString(const TText& text) override = 0;
void DoCharacter(const TText& text) override = 0;
virtual void DoWhiteSpace(const TText& text) = 0;
virtual void DoIdentifier(const TText& text) = 0;
virtual void DoSyntax(const TText& text) = 0;
void DoOneLineComment(const TText& text) override = 0;
void DoMultiLineComment(const TText& text) override = 0;
void DoPreprocessor(const TText& text) override = 0;
private:
void DoCode(const TText& text) override;
};
class TCppFullSax: public TCppSimpleSax {
public:
TCppFullSax();
~TCppFullSax() override;
void DoEnd() override;
void DoStart() override;
void DoString(const TText& text) override;
void DoCharacter(const TText& text) override;
void DoWhiteSpace(const TText& text) override;
virtual void DoKeyword(const TText& text);
virtual void DoName(const TText& text);
virtual void DoOctNumber(const TText& text);
virtual void DoHexNumber(const TText& text);
virtual void DoDecNumber(const TText& text);
virtual void DoFloatNumber(const TText& text);
void DoSyntax(const TText& text) override;
void DoOneLineComment(const TText& text) override;
void DoMultiLineComment(const TText& text) override;
void DoPreprocessor(const TText& text) override;
void AddKeyword(const TString& keyword);
private:
void DoIdentifier(const TText& text) override;
private:
class TImpl;
THolder<TImpl> Impl_;
};
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