Links to Trac and Pull Request Numbers for jQuery UI

trac_pull_numbers.user.js

// ==UserScript==
// @name GitHub - Add links to Trac for jQuery UI
// @match https://github.com/jquery/jquery-ui/*
// ==/UserScript==

function findAndReplace(searchText, replacement, searchNode) {
	if (!searchText || typeof replacement === 'undefined') {
		// Throw error here if you want...
		return;
	}

	var regex = typeof searchText === 'string' ?
				new RegExp(searchText, 'g') : searchText,
		childNodes = (searchNode || document.body).childNodes,
		cnLength = childNodes.length,
		excludes = 'html,head,style,title,link,meta,script,object,iframe';
	while (cnLength--) {
		var currentNode = childNodes[cnLength];
		if (currentNode.nodeType === 1 &&
			(excludes + ',').indexOf(currentNode.nodeName.toLowerCase() + ',') === -1) {
			arguments.callee(searchText, replacement, currentNode);
		}
		if ( currentNode.tagName !== "A" && (currentNode.nodeType !== 3 || !regex.test(currentNode.data) ) ) {
			continue;
		}

		if ( currentNode.nodeType === 3 || ( currentNode.tagName === "A" && ( /commit\//.test(currentNode.href) || /pull\//.test(currentNode.href) ) ) ) {
			var parent = currentNode.parentNode,
				frag = (function(){
					var html = currentNode.tagName == "A" ? currentNode.innerHTML.replace(regex, replacement) : currentNode.data.replace(regex, replacement),
						wrap = document.createElement('div'),
						frag = document.createDocumentFragment(),
						newA;
					wrap.innerHTML = html;

					if ( currentNode.parentNode.tagName === "H3" && /pull\//.test(currentNode.href) ) {
						var pullNum = document.createElement("span");
						pullNum.innerHTML = currentNode.href.match( /(\d+)$/ )[ 0 ] + ": ";
						frag.appendChild(pullNum);
					}
					while (wrap.firstChild) {
						if ( currentNode.tagName === "A" ) {
							newA = document.createElement('a');
							newA.href = currentNode.href;
							newA.appendChild(wrap.firstChild);
							frag.appendChild(newA);
						} else {
							frag.appendChild(wrap.firstChild);
						}
					}

					return frag;
				})();

			parent.insertBefore(frag, currentNode);
			parent.removeChild(currentNode);
		}
	}
}

findAndReplace( /(#)(\d+)/ig, "<a href='http://bugs.jqueryui.com/ticket/$2' target='_blank' style='color: #F00;'>$1$2</a>", document.querySelector( ".site" ) );