public static RangeSyntax <DateTimeOffset> ParseDateTimeOffset(string text)
 {
     return(RangeSyntax <DateTimeOffset> .Parse(text, TryParseDateTime));
 public static RangeSyntax <int> ParseInt32(string text)
 {
     return(RangeSyntax <int> .Parse(text, int.TryParse));
 }
 public NegatedRangeSyntax(RangeSyntax <T> operand)
 {
     Operand = operand;
 }