72 lines
1.1 KiB
Ruby
72 lines
1.1 KiB
Ruby
#!/usr/bin/env ruby
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class Card
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attr_reader :rank, :suit
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def initialize(str)
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r = str[0,1].downcase
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s = str[1,1].downcase
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@suit = case s
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when 's' then :spades
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when 'h' then :hearts
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when 'd' then :diamonds
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when 'c' then :clubs
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end
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@rank = case r
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when '2'..'9' then r.to_i
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when 't' then 10
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when 'j' then 11
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when 'q' then 12
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when 'k' then 13
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when 'a' then 14
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end
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end
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def rank_long_s
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['2','3','4','5','6','7','8','9','10','Jack','Queen','King','Ace'][@rank-2]
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end
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def suit_long_s
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@suit.to_s.capitalize
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end
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def rank_s
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['2','3','4','5','6','7','8','9','t','j','q','k','a'][@rank-2]
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end
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def suit_s
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{:spades => 's', :hearts => 'h', :diamonds => 'd', :clubs => 'c'}[@suit]
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end
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def to_s
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rank_s + suit_s
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end
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def to_long_s
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rank_long_s + '-' + suit_long_s
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end
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def ==(other)
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@rank == other.rank && @suit == other.suit
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end
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def <=>(other)
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if @rank != other.rank
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@rank <=> other.rank
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else
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# order is Spades, Hearts, Diamonds, Clubs (conveniently reverse alphabetical)
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other.suit_s <=> suit_s
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end
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end
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def eql?(other)
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self == other
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end
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def hash
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to_s.hash
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end
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end
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