oy-vey/src/rules/ShorthandFontRule.js

React utilities for building server-side email templates.

const description = (
  'A number of email clients reject CSS shorthand for the font property. ' +
  'See https://www.campaignmonitor.com/dev-resources/will-it-work/guidelines/'
);

export default (props) => {
  if (props.hasOwnProperty('style')) {
    if (props.style.hasOwnProperty('font')) {
      return new Error(description);
    }
  };
};