Userscript to ensure that a recipients email address is shown when composing in roundcube

recipient_email.js

// ==UserScript==
// @name     RecipientEmailFixerRoundcube
// @version  1
// @grant    none
// ==/UserScript==

function on_mutation() {
  document.querySelectorAll("body.action-compose li.recipient").forEach(recipient => {
    if (!recipient.fixed) {
  	  const [name, email] = recipient.children
  	  name.innerText = name.innerText + " " + email.innerText.replace(/,$/, "")
  	  console.log("Fixed", name.innerText)
  	  recipient.fixed = true
    }
  }) 
}

const recipient_input = document.querySelector("#compose_to ul.recipient-input")

const config = { childList: true, subtree: false }

const observer = new MutationObserver(on_mutation)

observer.observe(recipient_input, config)

on_mutation()