MoeNovaClient/node_modules/lottie-web/player/js/utils/expressions/PropertyInterface.js

const PropertyInterface = (function () {
  return function (propertyName, propertyGroup) {
    var interfaceFunction = {
      _name: propertyName,
    };

    function _propertyGroup(val) {
      val = val === undefined ? 1 : val;
      if (val <= 0) {
        return interfaceFunction;
      }
      return propertyGroup(val - 1);
    }

    return _propertyGroup;
  };
}());

export default PropertyInterface;