Function useCalendarGrid

packages/react-aria/src/calendar/useCalendarGrid.ts:70–199

(
  props: AriaCalendarGridProps,
  state: CalendarState<CalendarSelectionMode> | RangeCalendarState
)

 * can be keyboard navigated and selected by the user.
 */
export function useCalendarGrid(
  props: AriaCalendarGridProps,
  state: CalendarState<CalendarSelectionMode> | RangeCalendarState
): CalendarGridAria {
  let {
    startDate = state.visibleRange.start,
    endDate = state.visibleRange.end,
    firstDayOfWeek
  } = props;

  let {direction} = useLocale();

  let {keyboardProps} = useKeyboard({
    shortcuts: {
      End: () => {
        state.focusSectionEnd();
      },
      Home: () => {
        state.focusSectionStart();
      },
      Escape: () => {
        // Cancel the selection.
        if ('setAnchorDate' in state) {
          state.setAnchorDate(null);
        }
        return false; // TODO: is this really correct? or should it return true when we cancel and only propagate if there's nothing to do
      }
    }
  });

  let {keyboardProps: repeatKeyboardProps} = useKeyboard({
    shortcuts: {
      Enter: () => {
        state.selectFocusedDate();
      },
      ' ': () => {
        state.selectFocusedDate();
      },
      PageUp: () => {
        state.focusPreviousSection();
      },
      'Shift+PageUp': () => {
        state.focusPreviousSection(true);
      },
      PageDown: () => {
        state.focusNextSection();
      },
      'Shift+PageDown': () => {
        state.focusNextSection(true);
      },
      ArrowLeft: () => {
        if (direction === 'rtl') {
          state.focusNextDay();
        } else {
          state.focusPreviousDay();
        }
      },
      ArrowUp: () => {