21 lines
541 B
Plaintext
21 lines
541 B
Plaintext
class LotteryTicket
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NUMERIC_RANGE = 1..25
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attr_reader :picks, :purchased
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def initialize( *picks )
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if picks.length != 3
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raise ArgumentError, "three numbers must be picked"
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elsif picks.uniq.length != 3
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raise ArgumentError, "the three picks must be different numbers"
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elsif picks.detect { |p| not NUMERIC_RANGE === p }
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raise ArgumentError, "the three picks must be numbers between 1 and 25"
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end
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@picks = picks
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@purchased = Time.now
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end
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end
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# From https://poignant.guide/book/chapter-5.html |