void tst_qqmlerror::toString() { { QQmlError error; error.setUrl(QUrl("http://www.qt-project.org/main.qml")); error.setDescription("An Error"); error.setLine(92); error.setColumn(13); QCOMPARE(error.toString(), QString("http://www.qt-project.org/main.qml:92:13: An Error")); } { QQmlError error; error.setUrl(QUrl("http://www.qt-project.org/main.qml")); error.setDescription("An Error"); error.setLine(92); QCOMPARE(error.toString(), QString("http://www.qt-project.org/main.qml:92: An Error")); } }
QDebug operator<<(QDebug debug, const QQmlError &error) { debug << qPrintable(error.toString()); QUrl url = error.url(); if (error.line() > 0 && url.scheme() == QLatin1String("file")) { QString file = url.toLocalFile(); QFile f(file); if (f.open(QIODevice::ReadOnly)) { QByteArray data = f.readAll(); QTextStream stream(data, QIODevice::ReadOnly); #ifndef QT_NO_TEXTCODEC stream.setCodec("UTF-8"); #endif const QString code = stream.readAll(); const QStringList lines = code.split(QLatin1Char('\n')); if (lines.count() >= error.line()) { const QString &line = lines.at(error.line() - 1); debug << "\n " << qPrintable(line); if(error.column() > 0) { int column = qMax(0, error.column() - 1); column = qMin(column, line.length()); QByteArray ind; ind.reserve(column); for (int i = 0; i < column; ++i) { const QChar ch = line.at(i); if (ch.isSpace()) ind.append(ch.unicode()); else ind.append(' '); } ind.append('^'); debug << "\n " << ind.constData(); } } } } return debug; }