qt-creator/src/tools/clangbackend/ipcsource/highlightingmark.h

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** Copyright (C) 2016 The Qt Company Ltd.
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#pragma once

#include <clangbackendipc_global.h>
#include <highlightingmarkcontainer.h>

#include "cursor.h"

#include <clang-c/Index.h>

namespace ClangBackEnd {

class HighlightingMark
{
    friend bool operator==(const HighlightingMark &first, const HighlightingMark &second);

    enum class Recursion {
        FirstPass,
        RecursivePass
    };

public:
    HighlightingMark(const CXCursor &cxCursor,
                     CXToken *cxToken,
                     CXTranslationUnit cxTranslationUnit,
                     std::vector<CXSourceRange> &currentOutputArgumentRanges);
    HighlightingMark(uint line, uint column, uint length, HighlightingTypes types);
    HighlightingMark(uint line, uint column, uint length, HighlightingType type);

    bool hasInvalidMainType() const;
    bool hasMainType(HighlightingType type) const;
    bool hasMixinType(HighlightingType type) const;
    bool hasOnlyType(HighlightingType type) const;
    bool hasFunctionArguments() const;

    operator HighlightingMarkContainer() const;

private:
    void identifierKind(const Cursor &cursor, Recursion recursion);
    void referencedTypeKind(const Cursor &cursor);
    void overloadedDeclRefKind(const Cursor &cursor);
    void variableKind(const Cursor &cursor);
    void fieldKind(const Cursor &cursor);
    bool isVirtualMethodDeclarationOrDefinition(const Cursor &cursor) const;
    void functionKind(const Cursor &cursor, Recursion recursion);
    void memberReferenceKind(const Cursor &cursor);
    HighlightingType punctuationKind(const Cursor &cursor);
    void collectKinds(CXTranslationUnit cxTranslationUnit, CXToken *cxToken, const Cursor &cursor);
    bool isRealDynamicCall(const Cursor &cursor) const;
    void addExtraTypeIfFirstPass(HighlightingType type, Recursion recursion);
    bool isOutputArgument() const;
    void collectOutputArguments(const Cursor &cursor);
    void filterOutPreviousOutputArguments();
    bool isArgumentInCurrentOutputArgumentLocations() const;

    friend std::ostream &operator<<(std::ostream &os, const HighlightingMark& highlightingMark);

private:
    std::vector<CXSourceRange> *currentOutputArgumentRanges = nullptr;
    Cursor originalCursor;
    uint line;
    uint column;
    uint length;
    uint offset = 0;
    HighlightingTypes types;
};


inline bool operator==(const HighlightingMark &first, const HighlightingMark &second)
{
    return first.line == second.line
        && first.column == second.column
        && first.length == second.length
        && first.types == second.types;
}

} // namespace ClangBackEnd