| 1 |
class LotteryTicket |
| 2 |
|
| 3 |
NUMERIC_RANGE = 1..25 |
| 4 |
|
| 5 |
attr_reader :picks, :purchased |
| 6 |
|
| 7 |
def initialize( *picks ) |
| 8 |
if picks.length != 3 |
| 9 |
raise ArgumentError, "three numbers must be picked" |
| 10 |
elsif picks.uniq.length != 3 |
| 11 |
raise ArgumentError, "the three picks must be different numbers" |
| 12 |
elsif picks.detect { |p| not NUMERIC_RANGE === p } |
| 13 |
raise ArgumentError, "the three picks must be numbers between 1 and 25" |
| 14 |
end |
| 15 |
@picks = picks |
| 16 |
@purchased = Time.now |
| 17 |
end |
| 18 |
|
| 19 |
end |
| 20 |
|
| 21 |
# From https://poignant.guide/book/chapter-5.html |
