node_modules/axe-core/lib/rules/duplicate-id-misc-matches.js

import { getRootNode, isFocusable } from '../commons/dom';
import { isAccessibleRef } from '../commons/aria';
import { escapeSelector } from '../core/utils';

function duplicateIdMiscMatches(node) {
	const id = node.getAttribute('id').trim();
	const idSelector = `*[id="${escapeSelector(id)}"]`;
	const idMatchingElms = Array.from(
		getRootNode(node).querySelectorAll(idSelector)
	);

	return (
		!isAccessibleRef(node) && idMatchingElms.every(elm => !isFocusable(elm))
	);
}

export default duplicateIdMiscMatches;