QDebug operator<<(QDebug debug, const QmlError &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;
}
void QmlDirParser::setError(const QmlError &e)
{
_errors.clear();
reportError(e.line(), e.column(), e.description());
}