Method addClasses

deps/v8/tools/js/web-api-helper.mjs:213–223

(node, classes)

  }

  static addClasses(node, classes) {
    const classList = node.classList;
    if (typeof classes === 'string') {
      classList.add(classes);
    } else {
      for (let i = 0; i < classes.length; i++) {
        classList.add(classes[i]);
      }
    }
    return node;
  }

  static text(string) {
    return document.createTextNode(string);