SelectionContentFormat>= v1.15.0

SelectionContentFormat:

type SelectionContentFormat =
  | "text"
  | "fragment";

The format to read the current selection in via DocAuthEditor.getSelectionContent.

• 'text' — selected text as a plain string.
• 'fragment' — selected content as a structured fragment object that round-trips through DocAuthEditor.insertContentAtCursor with format: 'fragment'.