axe-core/lib/checks/keyboard/accesskeys-after.js

Accessibility engine for automated Web UI testing

var seen = {};
return results.filter(function (r) {
	if (!r.data) {
		return false;
	}
	var key = r.data.toUpperCase();
	if (!seen[key]) {
		seen[key] = r;
		r.relatedNodes = [];
		return true;
	}
	seen[key].relatedNodes.push(r.relatedNodes[0]);
	return false;
}).map(function (r) {
	r.result = !!r.relatedNodes.length;
	return r;
});