duplicateLinesAbove method

bool duplicateLinesAbove()

Duplicates the selected lines, or the current line, above the current block and moves the selection/cursor to the duplicate.

Implementation

bool duplicateLinesAbove() {
  return _runEditFrame(() {
    _beginHistoryAction(_TextAreaHistoryAction.transform, breakChain: true);
    final result = textDuplicateSelectedLinesAboveDocument(
      document: _document,
      state: _currentLineStateSnapshot(),
    );
    if (!result.changed) {
      return false;
    }
    _recordUndoSnapshot();
    _applyOffsetCommandResult(result);
    return true;
  });
}