Function escapeCsvField

app/src/CSV/Export.cpp:37–47

* @brief Escapes a CSV field per RFC 4180, quoting only when special characters require it. */

 * @brief Escapes a CSV field per RFC 4180, quoting only when special characters require it.
 */
static QString escapeCsvField(const QString& s)
{
  const bool needs = s.contains(QChar(',')) || s.contains(QChar('"')) || s.contains(QChar('\n'))
                  || s.contains(QChar('\r')) || s.contains(QChar('\t'));
  if (!needs)
    return s;

  QString out = s;
  out.replace(QChar('"'), QStringLiteral("\"\""));
  return QStringLiteral("\"%1\"").arg(out);
}

//--------------------------------------------------------------------------------------------------
// ExportWorker implementation