hoc-caveat-02-fix.js

import hoistNonReactStatic from 'hoist-non-react-statics';

const withSearch = (WrappedComponent) => {
  class WithSearch extends React.Component {/*...*/}
  hoistNonReactStatic(EithSearch, WrappedComponent);
  return WithSearch;
}

// Define a static method
ProductsList.staticMethod = function() {/*...*/}
// Now apply a HOC
const ProductsListWithSearch = withSearch(ProductsList);

// The enhanced component has no static method
typeof ProductsListWithSearch.staticMethod === 'function' // true

hoc-caveat-02.js

// Define a static method
ProductsList.staticMethod = function() {/*...*/}
// Now apply a HOC
const ProductsListWithSearch = withSearch(ProductsList);

// The enhanced component has no static method
typeof ProductsListWithSearch.staticMethod === 'undefined' // true