React: Component: mapLooksToStyles() - map a components this.props.looks to a joined string of css module styles `styles[look1] styles[look2] ...`

react-utils.js

// map a components this.props.looks to a joined string of css module styles `styles[look1] styles[look2] ...`
// or allows to pass in css class names from parent
// <Component looks="isYellow"></Component>
// CSS: .isYellow { }
export function mapLooksToStyles(looks = '', styles = []) {
  let customStyles = (looks && looks.trim().split(' '))
      || [];
  return customStyles.map(look => styles[look] || look).join(' ');
}