message: Fix bug where space characters in strings would cause a syntax error
  Sadly, could not get a regex to match properly, so space-delimitered splitting is moved to a separate function, where quotes take precedence over space characters in splitting
diff: @@ -549,10 +549,33 @@ namespace {
  return QString("Unknown operation");
  }
  +QStringList splitQuotes(const QStringList& list) {
  + // Manual string splitter - splits at "\ " (space) characters, unless test is delimitered by "\""
  + QStringList ret;
  + for (const auto& s : list) {
  + QString outString;
  + bool inQuote = false;
  + for (int i = 0; i < s.length(); i++) {
  + inQuote ^= s[i] == '"';
  + if (s[i] == ' ' && !inQuote) {
  + ret.append(outString);
  + outString.clear();
  + } else {
  + outString.append(s[i]);
  + if (i == s.length() - 1)
  + ret.append(outString);
  + }
  + }
  + }
  + ret.removeAll("");
  + return ret;
  +}
  +
  QString SyntaxHighlighter::checkSyntax(const QString& input) {
  - const static auto splitter = QRegularExpression("(\\ |\\,|\\t|\\(|\\))");
  + const static auto splitter = QRegularExpression("(\\,|\\t|\\(|\\))");
  QStringList fields = input.split(splitter);
  fields.removeAll("");
  + fields = splitQuotes(fields);
  // Empty fields? return
  if (fields.isEmpty())
  