text: export function applyMixins(derivedCtor, baseCtors) {
      for (let i = 0, len = baseCtors.length; i < len; i++) {
          const baseCtor = baseCtors[i];
          const propertyKeys = Object.getOwnPropertyNames(baseCtor.prototype);
          for (let j = 0, len2 = propertyKeys.length; j < len2; j++) {
              const name = propertyKeys[j];
              derivedCtor.prototype[name] = baseCtor.prototype[name];
          }
      }
  }
  //# sourceMappingURL=applyMixins.js.map