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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
#include "clangdebugutils.h"
#include "clangutils.h"
#include <QtCore/QDebug>
#include <QtCore/QString>
#ifndef QT_NO_DEBUG_STREAM
#ifdef Q_OS_WIN
const char pathSep = '\\';
#else
const char pathSep = '/';
#endif
static const char *baseName(const char *fileName)
{
const char *b = std::strrchr(fileName, pathSep);
return b ? b + 1 : fileName;
}
QDebug operator<<(QDebug s, const CXString &cs)
{
s << clang_getCString(cs);
return s;
}
QDebug operator<<(QDebug s, CXCursorKind cursorKind) // Enum
{
const CXString kindName = clang_getCursorKindSpelling(cursorKind);
s << kindName;
clang_disposeString(kindName);
return s;
}
static const char *accessSpecsStrings[]
{
// CX_CXXInvalidAccessSpecifier, CX_CXXPublic, CX_CXXProtected, CX_CXXPrivate
"invalid", "public", "protected", "private"
};
QDebug operator<<(QDebug s, CX_CXXAccessSpecifier ac)
{
s << accessSpecsStrings[ac];
return s;
}
struct formatCXTypeName
{
explicit formatCXTypeName(const CXType &type) : m_type(type) {}
const CXType &m_type;
};
QDebug operator<<(QDebug debug, const formatCXTypeName &ft)
{
CXString typeSpelling = clang_getTypeSpelling(ft.m_type);
debug << typeSpelling;
clang_disposeString(typeSpelling);
return debug;
}
QDebug operator<<(QDebug debug, const CXType &type)
{
QDebugStateSaver saver(debug);
debug.nospace();
debug.noquote();
debug << "CXType(";
if (type.kind == CXType_Invalid) {
debug << "invalid)";
return debug;
}
debug << type.kind;
switch (type.kind) {
case CXType_Unexposed:
debug << " [unexposed]";
break;
case CXType_Elaborated:
debug << " [elaborated]";
break;
default:
break;
}
debug << ", " << formatCXTypeName(type) << ')';
return debug;
}
QDebug operator<<(QDebug debug, const CXCursor &cursor)
{
QDebugStateSaver saver(debug);
debug.nospace();
debug.noquote();
const CXCursorKind kind = clang_getCursorKind(cursor);
debug << "CXCursor(";
if (kind >= CXCursor_FirstInvalid && kind <= CXCursor_LastInvalid) {
debug << "invalid)";
return debug;
}
const QString cursorSpelling = clang::getCursorSpelling(cursor);
debug << '"' << cursorSpelling << '"';
CXString cursorDisplay = clang_getCursorDisplayName(cursor);
if (const char *dpy = clang_getCString(cursorDisplay)) {
const QString display = QString::fromUtf8(dpy);
if (display != cursorSpelling)
debug << ", display=\"" << dpy << '"';
}
clang_disposeString(cursorDisplay);
debug << ", kind=" << kind;
const CXType type = clang_getCursorType(cursor);
switch (kind) {
case CXCursor_CXXAccessSpecifier:
debug << ", " << clang_getCXXAccessSpecifier(cursor);
break;
case CXCursor_CXXBaseSpecifier:
debug << ", inherits=\"" << clang::getCursorSpelling(clang_getTypeDeclaration(type)) << '"';
break;
case CXCursor_CXXMethod:
case CXCursor_FunctionDecl:
case CXCursor_ConversionFunction:
debug << ", result type=\""
<< formatCXTypeName(clang_getCursorResultType(cursor)) << '"';
break;
case CXCursor_TypedefDecl:
debug << ", underlyingType=\""
<< formatCXTypeName(clang_getTypedefDeclUnderlyingType(cursor)) << '"';
break;
default:
break;
}
debug << ", type=\"" << formatCXTypeName(type) << '"';
if (clang_Cursor_hasAttrs(cursor))
debug << ", [attrs]";
debug << ')';
return debug;
}
QDebug operator<<(QDebug s, const CXSourceLocation &location)
{
QDebugStateSaver saver(s);
s.nospace();
CXFile file; // void *
unsigned line;
unsigned column;
unsigned offset;
clang_getExpansionLocation(location, &file, &line, &column, &offset);
const CXString cxFileName = clang_getFileName(file);
// Has been observed to be 0 for invalid locations
if (const char *cFileName = clang_getCString(cxFileName))
s << baseName(cFileName) << ':';
s << line << ':' << column;
clang_disposeString(cxFileName);
return s;
}
QDebug operator<<(QDebug s, const std::string_view &v)
{
QDebugStateSaver saver(s);
s.nospace();
s.noquote();
s << '"';
for (auto c : v)
s << c;
s << '"';
return s;
}
#endif // !QT_NO_DEBUG_STREAM
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