Class: TexasHoldem::Card

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/texas-holdem/card.rb

Constant Summary collapse

NUM_RANKS = 
2..10
FACE_CARD_RANKS = 
{ J: 11, Q: 12, K: 13, A: 14 }
SUITS = 
{c: '♣', s: '♠', h: '♥', d: '♦'}
ACE_HIGH = 
FACE_CARD_RANKS[:A]
ACE_LOW = 
NUM_RANKS.min - 1

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(card_as_string) ⇒ Card

Returns a new instance of Card.



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# File 'lib/texas-holdem/card.rb', line 22

def initialize(card_as_string)
  @suit = parse_suit(card_as_string)
  @rank = parse_rank(card_as_string)
end

Instance Attribute Details

#rank ⇒ Object (readonly)

Returns the value of attribute rank.



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# File 'lib/texas-holdem/card.rb', line 10

def rank
  @rank
end

#suit ⇒ Object (readonly)

Returns the value of attribute suit.



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# File 'lib/texas-holdem/card.rb', line 10

def suit
  @suit
end

Class Method Details

.build_all ⇒ Object 



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# File 'lib/texas-holdem/card.rb', line 12

def self.build_all
  all = []
  SUITS.each do |suit, icon|
    NUM_RANKS.to_a.tap {|num_ranks| num_ranks.concat(FACE_CARD_RANKS.keys) }.each do |rank|
      all << new(rank.to_s + suit.to_s)
    end
  end
  all
end

Instance Method Details

#<=>(other_card) ⇒ Object 



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# File 'lib/texas-holdem/card.rb', line 39

def <=>(other_card)
  to_i <=> other_card.to_i
end

#is_face_card? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/texas-holdem/card.rb', line 27

def is_face_card?
  FACE_CARD_RANKS.has_key? rank.to_sym
end

#to_i ⇒ Object 



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# File 'lib/texas-holdem/card.rb', line 31

def to_i
  is_face_card? ? FACE_CARD_RANKS[rank.to_sym] : rank.to_i
end

#to_s ⇒ Object 



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# File 'lib/texas-holdem/card.rb', line 35

def to_s
  rank + SUITS[suit.to_sym]
end