text: export var setPrototypeOf = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array ? setProtoOf : mixinProperties);
  /**
   * setPrototypeOf polyfill using __proto__
   */
  // eslint-disable-next-line @typescript-eslint/ban-types
  function setProtoOf(obj, proto) {
      // @ts-ignore __proto__ does not exist on obj
      obj.__proto__ = proto;
      return obj;
  }
  /**
   * setPrototypeOf polyfill using mixin
   */
  // eslint-disable-next-line @typescript-eslint/ban-types
  function mixinProperties(obj, proto) {
      for (var prop in proto) {
          // eslint-disable-next-line no-prototype-builtins
          if (!obj.hasOwnProperty(prop)) {
              // @ts-ignore typescript complains about indexing so we remove
              obj[prop] = proto[prop];
          }
      }
      return obj;
  }
  //# sourceMappingURL=polyfill.js.map