adam_sandler.user.js

// ==UserScript==
// @name         Adam Sandler
// @namespace    https://stupidcat.me/adam_sandler.user.js
// @version      0.1
// @updateURL    https://stupidcat.me/adam_sandler.user.js
// @downloadURL  https://stupidcat.me/adam_sandler.user.js
// @description  adam sandler
// @author       stupid cat
// @include      *
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    // modified from https://stackoverflow.com/a/50537862
    function replaceInText(element, replacement) {
        for (let node of element.childNodes) {
            switch (node.nodeType) {
                case Node.ELEMENT_NODE:
                    replaceInText(node, replacement);
                    break;
                case Node.TEXT_NODE:
                    if (node.textContent.trim()) {
                        console.log('replacing', node.textContent);
                        node.textContent = node.textContent.replace(/^(\s*).+?(\s*)$/, `$1${replacement}$2`);
                    }
                    break;
                case Node.DOCUMENT_NODE:
                    replaceInText(node, replacement);
            }
        }
    }

    replaceInText(document, 'Adam Sandler');
})();