The interval to check whether its adjecent to this interval.
std.datetime.date.DateTimeException if this interval is empty.
assert(Interval!Date(Date(1996, 1, 2), Date(2012, 3, 1)).isAdjacent( NegInfInterval!Date(Date(1996, 1, 2)))); assert(!Interval!Date(Date(1996, 1, 2), Date(2012, 3, 1)).isAdjacent( NegInfInterval!Date(Date(2000, 1, 2))));
Whether the given interval is adjacent to this interval.