code: function createTemplatizerClass(template, templateInfo, options) {
    // Anonymous class created by the templatize
    let base = options.mutableData ?
      MutableTemplateInstanceBase : TemplateInstanceBase;
    /**
     * @constructor
     * @extends {base}
     * @private
     */
    let klass = class extends base { };
    klass.prototype.__templatizeOptions = options;
    klass.prototype._bindTemplate(template);
    addNotifyEffects(klass, template, templateInfo, options);
    return klass;
  }
docs: /* eslint-disable valid-jsdoc 
  @suppress {missingProperties} class.prototype is not defined for some reason