@kademi/keditor/src/keditor/utils/getClickedElement.js

KEditor is a jQuery plugin which provides a content editor with drag n drop, configurable contents

export default function (event, selector) {
    let target = $(event.target);
    let closest = target.closest(selector);
    
    if (target.is(selector)) {
        return target;
    } else if (closest.length > 0) {
        return closest;
    } else {
        return null;
    }
};