@material-ui/popper.js/src/utils/getClientRect.js

A fork of popper.js to avoid the deprecation warnings: https://github.com/mui-org/material-ui/issues/19358.

/**
 * Given element offsets, generate an output similar to getBoundingClientRect
 * @method
 * @memberof Popper.Utils
 * @argument {Object} offsets
 * @returns {Object} ClientRect like output
 */
export default function getClientRect(offsets) {
  return {
    ...offsets,
    right: offsets.left + offsets.width,
    bottom: offsets.top + offsets.height,
  };
}