Method onFormatLine

app/src/MQTT/PublisherScriptEditor.cpp:323–351

* @brief Reformats the selected lines, or the current line if nothing is selected. */

 * @brief Reformats the selected lines, or the current line if nothing is selected.
 */
void MQTT::PublisherScriptEditor::onFormatLine()
{
  const auto lang        = (m_language == SerialStudio::Lua)
                           ? DataModel::CodeFormatter::Language::Lua
                           : DataModel::CodeFormatter::Language::JavaScript;
  const QString original = m_editor->toPlainText();

  QTextCursor cursor = m_editor->textCursor();
  QTextCursor first(m_editor->document());
  first.setPosition(qMin(cursor.selectionStart(), cursor.selectionEnd()));
  QTextCursor last(m_editor->document());
  last.setPosition(qMax(cursor.selectionStart(), cursor.selectionEnd()));

  const int firstLine = first.blockNumber();
  const int lastLine  = last.blockNumber();
  const QString formatted =
    DataModel::CodeFormatter::formatLineRange(original, lang, firstLine, lastLine);
  if (formatted == original)
    return;

  const int savedPos = cursor.position();
  cursor.beginEditBlock();
  cursor.select(QTextCursor::Document);
  cursor.insertText(formatted);
  cursor.endEditBlock();

  cursor.setPosition(qMin(savedPos, formatted.size()));
  m_editor->setTextCursor(cursor);
}

/**
 * @brief Builds and shows the editor's right-click menu with format entries.