talk/client/coral-admin/src/components/CommentAnimatedEdit.js

import React from 'react';
import {murmur3} from 'murmurhash-js';
import {CSSTransitionGroup} from 'react-transition-group';
import styles from './CommentAnimatedEdit.css';
import PropTypes from 'prop-types';

const CommentBodyHighlighter = ({children, body}) => {
  return (
    <CSSTransitionGroup
      component={'div'}
      className={styles.root}
      transitionName={{
        enter: styles.bodyEnter,
        enterActive: styles.bodyEnterActive,
        leave: styles.bodyLeave,
        leaveActive: styles.bodyLeaveActive,
      }}
      transitionEnter={true}
      transitionLeave={true}
      transitionEnterTimeout={3600}
      transitionLeaveTimeout={2800}
    >
      {React.cloneElement(React.Children.only(children), {key: murmur3(body)})}
    </CSSTransitionGroup>
  );
};

CommentBodyHighlighter.propTypes = {
  children: PropTypes.node,
  body: PropTypes.string,
};

export default CommentBodyHighlighter;