domodule.js

class Domodule {
  constructor(el) {
    this.el = el;
    this.els = {};

    for (const action of this.find('[data-action]')) {
      action.addEventListener(
        action.dataset.actionType || 'click',
        this[action.dataset.action].bind(this)
      );
    }

    for (const named of this.find('[data-name]')) {
      this.els[named.dataset.name] = named;
    }

    // NOTE: Do we want to return the class instance or the el?
    return this;
  }

  find(selector) {
    return this.el.querySelectorAll(selector);
  }
}