Function trigger

lib/render.js:943–946

* Trigger a hook on a component. * * @param {String} name Name of hook. * @param {Entity} entity The component instance. * @param {Array} args To pass along to hook.

(name, entity, args)

   */

  function trigger (name, entity, args) {
    if (typeof entity.component[name] !== 'function') return
    return entity.component[name].apply(null, args)
  }

  /**
   * Update an entity to match the latest rendered vode. We always