@base-ui-components/react/esm/utils/constants.js

Base UI is a library of headless ('unstyled') React components and low-level hooks. You gain complete control over your app's CSS and accessibility features.

export const TYPEAHEAD_RESET_MS = 500;
export const PATIENT_CLICK_THRESHOLD = 500;
export const DISABLED_TRANSITIONS_STYLE = {
  style: {
    transition: 'none'
  }
};
export { EMPTY_OBJECT, EMPTY_ARRAY } from '@base-ui-components/utils/empty';
export const CLICK_TRIGGER_IDENTIFIER = 'data-base-ui-click-trigger';

/**
 * Used for dropdowns that usually strictly prefer top/bottom placements and
 * use `var(--available-height)` to limit their height.
 */
export const DROPDOWN_COLLISION_AVOIDANCE = {
  fallbackAxisSide: 'none'
};

/**
 * Used by regular popups that usually aren't scrollable and are allowed to
 * freely flip to any axis of placement.
 */
export const POPUP_COLLISION_AVOIDANCE = {
  fallbackAxisSide: 'end'
};

/**
 * Special visually hidden styles for the aria-owns owner element to ensure owned element
 * accessibility in iOS/Safari/VoiceControl.
 * The owner element is an empty span, so most of the common visually hidden styles are not needed.
 * @see https://github.com/floating-ui/floating-ui/issues/3403
 */
export const ownerVisuallyHidden = {
  clipPath: 'inset(50%)',
  position: 'fixed',
  top: 0,
  left: 0
};