Class

src/withTracker.js:22–43

  // eslint-disable-next-line
  const HOC = class extends Component {
    componentDidMount() {
      // eslint-disable-next-line
      const page = this.props.location.pathname + this.props.location.search;
      trackPage(`${BASENAME}${page}`);
    }

    componentDidUpdate(prevProps) {
      const currentPage =
        prevProps.location.pathname + prevProps.location.search;
      const nextPage =
        this.props.location.pathname + this.props.location.search;

      if (currentPage !== nextPage) {
        trackPage(`${BASENAME}${nextPage}`);
      }
    }

    render() {
      return <WrappedComponent {...this.props} />;
    }
  };

  return HOC;
};