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25 
26 #pragma once
27 
28 #include "PreprocessorClient.h"
29 #include "CppDocument.h"
30 #include "pp.h"
31 
32 #include <cplusplus/Control.h>
33 
34 #include <QSet>
35 #include <QString>
36 
37 namespace CPlusPlus {
38 
39 class CPLUSPLUS_EXPORT FastPreprocessor: public Client
40 {
41     Environment _env;
42     Snapshot _snapshot;
43     Preprocessor _preproc;
44     QSet<QString> _merged;
45     Document::Ptr _currentDoc;
46     bool _addIncludesToCurrentDoc;
47 
48     void mergeEnvironment(const QString &fileName);
49 
50 public:
51     FastPreprocessor(const Snapshot &snapshot);
52 
53     QByteArray run(Document::Ptr newDoc,
54                    const QByteArray &source,
55                    bool mergeDefinedMacrosOfDocument = false);
56 
57     // CPlusPlus::Client
58     virtual void sourceNeeded(int line, const QString &fileName, IncludeType mode,
59                               const QStringList &initialIncludes = QStringList());
60 
61     virtual void macroAdded(const Macro &);
62 
63     virtual void passedMacroDefinitionCheck(int, int, int, const Macro &);
64     virtual void failedMacroDefinitionCheck(int, int, const ByteArrayRef &);
65 
66     virtual void notifyMacroReference(int, int, int, const Macro &);
67 
68     virtual void startExpandingMacro(int,
69                                      int,
70                                      int,
71                                      const Macro &,
72                                      const QVector<MacroArgumentReference> &);
stopExpandingMacro(int,const Macro &)73     virtual void stopExpandingMacro(int, const Macro &) {}
74     virtual void markAsIncludeGuard(const QByteArray &macroName);
75 
startSkippingBlocks(int)76     virtual void startSkippingBlocks(int) {}
stopSkippingBlocks(int)77     virtual void stopSkippingBlocks(int) {}
78 };
79 
80 } // namespace CPlusPlus
81