Greasemonkey user script to link back to Azure devops from GitHub (forked from http://github.com/knl)

github-azure-love.user.js

// ==UserScript==
// @name         GitHub/Azure devops Links
// @namespace    http://github.com/jonathanMelly
// @author       jmy
// @version      1.0
// @description  Link to azure devops work items from Github
// @match        https://github.com/**
// @run-at       document-end
// @noframes
// @grant        none
// @match 			 https://github.com/jonathanMelly/cosmos/*
// ==/UserScript==

const url     = 'https://dev.azure.com/jonathanmelly/_workitems/edit';
const issueRegExp = '([aA][bB]#)([0-9]+)';

function doIt(node) {
    // we actually iterate over the whole document now
    document.querySelectorAll("p, pre, h1, a").forEach(function(elem) {
        const regex = new RegExp(issueRegExp, 'g');
        elem.innerHTML = elem.innerHTML.replace(regex, '<a href="' + url + '/$2" target=_blank>$1$2</a>');
    });
}

/* Wait for selected elements to appear on the page and process them */
function waitForKeyElements (
    selectorTxt,    /* Required: The selector string that specifies the desired element(s). */
    actionFunction, /* Required: The code to run when elements are found. Gets a node to the matched element. */
) {
    document.querySelectorAll(selectorTxt).forEach(function(node) {
        var alreadyFound = node.alreadyFound || false;

        if (!alreadyFound) {
            //--- Call the payload function.
            actionFunction(node);
            node.alreadyFound = true;
        }
    });

    var timeControl = waitForKeyElements.timeControl;

    //--- Set a timer, if needed.
    if (!timeControl) {
        timeControl = setInterval(function () {
                waitForKeyElements(selectorTxt, actionFunction);
            },
            1000
        );
        waitForKeyElements.timeControl = timeControl;
    }
}

waitForKeyElements ("p[class=commit-title], .comment-body", doIt);