Function open

packages/react-aria/src/menu/useMenuTrigger.ts:63–72

(
    shouldOpen: boolean,
    e: KeyboardEvent,
    focusStrategy: FocusStrategy = 'first'
  )

  let {triggerProps, overlayProps} = useOverlayTrigger({type}, state, ref);

  let open = (
    shouldOpen: boolean,
    e: KeyboardEvent,
    focusStrategy: FocusStrategy = 'first'
  ): boolean | void => {
    if (!shouldOpen || e.isDefaultPrevented()) {
      return false;
    }
    state.toggle(focusStrategy);
  };

  // React puts listeners on the same root, so even if propagation was stopped, immediate propagation is still possible.
  // useTypeSelect will handle the spacebar first if it's running, so we don't want to open if it's handled it already.