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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef CLANGUTILS_H
#define CLANGUTILS_H
#include <clang-c/Index.h>
#include <QtCore/QPair>
#include <QtCore/QString>
#include <QtCore/QStringList>
#include <QtCore/QList>
#include <functional>
QT_FORWARD_DECLARE_CLASS(QDebug)
bool operator==(const CXCursor &c1, const CXCursor &c2);
size_t qHash(const CXCursor &c, size_t seed = 0);
bool operator==(const CXType &t1, const CXType &t2);
size_t qHash(const CXType &ct, size_t seed);
namespace clang {
QString getCursorKindName(CXCursorKind cursorKind);
QString getCursorSpelling(const CXCursor &cursor);
QString getCursorDisplayName(const CXCursor &cursor);
QString getTypeName(const CXType &type);
inline QString getCursorTypeName(const CXCursor &cursor)
{ return getTypeName(clang_getCursorType(cursor)); }
inline QString getCursorResultTypeName(const CXCursor &cursor)
{ return getTypeName(clang_getCursorResultType(cursor)); }
inline bool isCursorValid(const CXCursor &c)
{
return c.kind < CXCursor_FirstInvalid || c.kind > CXCursor_LastInvalid;
}
QString getFileName(CXFile file); // Uncached,see BaseVisitor for a cached version
struct SourceLocation
{
bool equals(const SourceLocation &rhs) const;
CXFile file = nullptr;
unsigned line = 0;
unsigned column = 0;
unsigned offset = 0;
};
inline bool operator==(const SourceLocation &l1, const SourceLocation &l2)
{ return l1.equals(l2); }
inline bool operator!=(const SourceLocation &l1, const SourceLocation &l2)
{ return !l1.equals(l2); }
SourceLocation getExpansionLocation(const CXSourceLocation &location);
using SourceRange =QPair<SourceLocation, SourceLocation>;
SourceLocation getCursorLocation(const CXCursor &cursor);
CXString getFileNameFromLocation(const CXSourceLocation &location);
SourceRange getCursorRange(const CXCursor &cursor);
struct Diagnostic {
enum Source { Clang, Other };
Diagnostic() = default;
// Clang
static Diagnostic fromCXDiagnostic(CXDiagnostic cd);
// Other
explicit Diagnostic(const QString &m, const CXCursor &c, CXDiagnosticSeverity s = CXDiagnostic_Warning);
void setLocation(const SourceLocation &);
QString message;
QStringList childMessages;
QString file;
unsigned line = 0;
unsigned column = 0;
unsigned offset = 0;
Source source = Clang;
CXDiagnosticSeverity severity = CXDiagnostic_Warning;
};
QList<Diagnostic> getDiagnostics(CXTranslationUnit tu);
CXDiagnosticSeverity maxSeverity(const QList<Diagnostic> &ds);
// Parse a template argument list "a<b<c,d>,e>" and invoke a handler
// with each match (level and string). Return begin and end of the list.
using TemplateArgumentHandler = std::function<void (int, QStringView)>;
QPair<int, int> parseTemplateArgumentList(const QString &l,
const TemplateArgumentHandler &handler,
int from = 0);
#ifndef QT_NO_DEBUG_STREAM
QDebug operator<<(QDebug, const SourceLocation &);
QDebug operator<<(QDebug, const Diagnostic &);
#endif // QT_NO_DEBUG_STREAM
} // namespace clang
#endif // CLANGUTILS_H
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