func (l *InclusiveRanges) numRanges() int {
	if l.blocks == nil {
		return 0
	}
	return len(l.blocks)
}
func (l *InclusiveRanges) numRanges() int {
	if l.blocks == nil {
		return 0
	}
	return len(l.blocks)
}
func ( l * InclusiveRanges ) numRanges ( ) int { if l . blocks == nil { return 0 } return len ( l . blocks ) }
// NumRanges returns the number of discreet sets
// of ranges that were appended.
NumRanges returns the number of discreet sets of ranges that were appended .