Function normalizeSelectionRange

packages/core/src/runtime/inputEditor.ts:456–460

(selection: InputSelection)

}

function normalizeSelectionRange(selection: InputSelection): readonly [number, number] {
  return selection.start <= selection.end
    ? [selection.start, selection.end]
    : [selection.end, selection.start];
}

function resolveSelectionAnchor(selection: InputSelection, cursor: number): number {
  if (cursor === selection.start) return selection.end;