qt-creator/src/libs/cplusplus/CheckUndefinedSymbols.h

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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#ifndef CHECKUNDEFINEDSYMBOLS_H
#define CHECKUNDEFINEDSYMBOLS_H

#include "CppDocument.h"
#include "LookupContext.h"
#include <ASTVisitor.h>

namespace CPlusPlus {

class CPLUSPLUS_EXPORT CheckUndefinedSymbols: protected ASTVisitor
{
public:
    CheckUndefinedSymbols(Document::Ptr doc, const Snapshot &snapshot);
    virtual ~CheckUndefinedSymbols();

    QList<Document::DiagnosticMessage> operator()(AST *ast);

protected:
    using ASTVisitor::visit;

    bool warning(unsigned line, unsigned column, const QString &text, unsigned length = 0);
    bool warning(AST *ast, const QString &text);

    void checkNamespace(NameAST *name);

    virtual bool visit(UsingDirectiveAST *);
    virtual bool visit(SimpleDeclarationAST *);
    virtual bool visit(NamedTypeSpecifierAST *);

private:
    LookupContext _context;
    QString _fileName;
    QList<Document::DiagnosticMessage> _diagnosticMessages;
};

} // end of namespace CPlusPlus

#endif // CHECKUNDEFINEDSYMBOLS_H