oy-vey/src/rules/HrefAbsoluteURLRule.js

React utilities for building server-side email templates.

// This is a very simple test, and could be made more robust.
// All we do is check for the presence of "http://" or "https://"
// at the start of the string. We ignore mailto: and tel: links

const description = 'Relative links can break (i.e. if recipients are outside the company network) and make your content unavailable to view';


export default (props) => {
  if (props.hasOwnProperty('href')) {
    if (!/^(http|https):\/\//.test(props['href']) &&
        !/^mailto:/.test(props['href']) &&
        !/^tel:/.test(props['href'])) {
      return new Error(description);
    }
  }
};