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/*
SPDX-FileCopyrightText: 2012 Sven Brauch <svenbrauch@googlemail.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "pdbframestackmodel.h"
#include "debugsession.h"
#include <QRegularExpression>
#include <QDebug>
#include "debuggerdebug.h"
using namespace KDevelop;
namespace Python {
PdbFrameStackModel::PdbFrameStackModel(IDebugSession* session): FrameStackModel(session), m_debuggerAtFrame(0)
{
}
int PdbFrameStackModel::debuggerAtFrame() const
{
return m_debuggerAtFrame;
}
void PdbFrameStackModel::setDebuggerAtFrame(int newFrame)
{
// Q_ASSERT(newFrame >= 0);
m_debuggerAtFrame = newFrame;
}
void PdbFrameStackModel::framesFetched(QByteArray framelist)
{
qCDebug(KDEV_PYTHON_DEBUGGER) << "frames fetched:" << framelist;
QStringList lines = QString::fromLatin1(framelist).split(QLatin1Char('\n'));
QList<FrameItem> frames;
bool parsingLocation = false;
FrameItem* currentFrame = nullptr;
int framesCount = 0;
for (const QString& line : std::as_const(lines)) {
if ( line.startsWith(QStringLiteral("-> ")) ) {
parsingLocation = true;
if ( currentFrame ) {
frames << *currentFrame;
}
currentFrame = new FrameItem();
currentFrame->nr = framesCount;
framesCount++;
}
else if ( parsingLocation ) {
static QRegularExpression location(QStringLiteral("(\\>?)\\s*(.*)\\(([0-9]+)\\)(.*)"));
// version 1 has some *really* weird "greedy" ruleset which makes no sense at all for me
//location.setPatternSyntax(QRegExp::RegExp2);
const auto match = location.match(line);
if ( match.hasMatch() ) {
qCDebug(KDEV_PYTHON_DEBUGGER) << match.capturedView();
if ( ! match.captured(1).isEmpty() ) {
m_debuggerAtFrame = framesCount;
}
currentFrame->file = QUrl::fromLocalFile(match.captured(2));
currentFrame->line = match.captured(3).toInt() - 1;
currentFrame->name = match.captured(4);
}
else {
qCDebug(KDEV_PYTHON_DEBUGGER) << "regular expression mismatches" << line;
}
}
}
m_debuggerAtFrame = framesCount - m_debuggerAtFrame - 1;
qCDebug(KDEV_PYTHON_DEBUGGER) << "at frame:" << m_debuggerAtFrame;
QVector<FrameItem> framesReversed;
framesReversed.reserve(frames.length());
for ( int i = frames.length() - 1; i >= 0; i-- ) {
framesReversed.append(frames.at(i));
framesReversed.last().nr = framesCount - i - 2;
}
setFrames(0, framesReversed);
}
void PdbFrameStackModel::threadsFetched(QByteArray threadsData)
{
qCDebug(KDEV_PYTHON_DEBUGGER) << "threads fetched" << threadsData;
qCDebug(KDEV_PYTHON_DEBUGGER) << "Implement me: Thread debugging is not supported by pdb.";
QVector<ThreadItem> threads;
ThreadItem mainThread;
mainThread.nr = 0;
mainThread.name = QStringLiteral("main thread");
threads << mainThread;
setThreads(threads);
setCurrentThread(0);
}
void PdbFrameStackModel::fetchFrames(int /*threadNumber*/, int /*from*/, int /*to*/)
{
qCDebug(KDEV_PYTHON_DEBUGGER) << "frames requested";
InternalPdbCommand* cmd = new InternalPdbCommand(this, "framesFetched", QStringLiteral("where\n"));
static_cast<DebugSession*>(session())->addCommand(cmd);
}
void PdbFrameStackModel::fetchThreads()
{
qCDebug(KDEV_PYTHON_DEBUGGER) << "threads requested";
// pdb doesn't support threads.
InternalPdbCommand* cmd = new InternalPdbCommand(this, "threadsFetched", QStringLiteral("pass\n"));
static_cast<DebugSession*>(session())->addCommand(cmd);
}
}
#include "moc_pdbframestackmodel.cpp"
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