const links: NodeListOf<HTMLAnchorElement> = document.querySelectorAll('a');

const listeners = new WeakMap<HTMLAnchorElement, (e: MouseEvent) => void>();

links.forEach((link) => {
    listeners.set(link, (e: MouseEvent) => {
        console.log(e);
    });

    link.addEventListener('click', listeners.get(link));
});