Method placeCursor

packages/editor/src/context/selection.ts:155–158

(listBlock: RenderedChildSetBlock, index: number, updateXY = true)

  @action
  placeCursor(listBlock: RenderedChildSetBlock, index: number, updateXY = true) {
    this.cursor = listBlock.getCursorPosition(this.cursorMap, index)
    this.placeCursorPosition(this.cursor, true, updateXY)
  }

  placeCursorPosition(position: CursorPosition, isCursor: boolean, updateXY = true) {
    if (isCursor) {