@activelylearn/material-ui/packages/material-ui/src/transitions/utils.js

Material-UI's workspace package

export const reflow = node => node.scrollTop;

export function getTransitionProps(props, options) {
  const { timeout, style = {} } = props;

  return {
    duration:
      style.transitionDuration || typeof timeout === 'number' ? timeout : timeout[options.mode],
    delay: style.transitionDelay,
  };
}