code: function (mQueryOptions, sPath) {
  			sPath = sPath[0] === "("
  				? _Helper.getMetaPath(sPath).slice(1) // avoid leading "/"
  				: _Helper.getMetaPath(sPath);
  			if (sPath) {
  				sPath.split("/").some(function (sSegment) {
  					mQueryOptions = mQueryOptions && mQueryOptions.$expand
  						&& mQueryOptions.$expand[sSegment];
  					return !mQueryOptions;
  				});
  			}
  			return mQueryOptions && mQueryOptions.$select;
  		}
docs: Returns the properties that have been selected for the given path.
  
  @param {object} [mQueryOptions]
  A map of query options as returned by
  {@link sap.ui.model.odata.v4.ODataModel#buildQueryOptions}
  @param {string} sPath
  The path of the cache value in the cache
  @returns {string[]} aSelect
  The properties that have been selected for the given path or undefined otherwise