/// <summary> /// Bind a top option /// </summary> /// <param name="syntax">a syntax tree containing the top option to bind</param> /// <param name="rangeVariable">the range variable that iterates over the top level collection</param> /// <param name="path">the top level path</param> /// <returns>a nullable long representing this top option</returns> public static long?BindTop(SyntacticTree syntax, RangeVariable rangeVariable, ODataPath path) { if (syntax.Top != null) { if (rangeVariable == null || !path.EdmType().IsEntityCollection()) { throw new ODataException(ODataErrorStrings.MetadataBinder_QueryOptionNotApplicable("$top")); } return(MetadataBinder.ProcessTop(syntax.Top)); } return(null); }