Class: Rb21::Card

Inherits:
Object
  • Object
show all
Defined in:
lib/rb21/card.rb

Constant Summary collapse

SUITS = 
%w[Clubs Diamonds Hearts Spades].freeze
FACES = 
%w[Jack Queen King].freeze
NORMALS = 
(2..9).map(&:to_s).freeze
ACE = 
"Ace"
TEN_VALUES = 
(["10"] + FACES).freeze
ALL_NAMES = 
(TEN_VALUES + NORMALS + [ACE]).freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, suit) ⇒ Card

Returns a new instance of Card.

Raises:

  • (ArgumentError) 


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# File 'lib/rb21/card.rb', line 13

def initialize(name, suit)
  raise ArgumentError, "Invalid name" unless ALL_NAMES.include?(name)
  raise ArgumentError, "Invalid suit" unless SUITS.include?(suit)
  @name = name
  @suit = suit
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/rb21/card.rb', line 11

def name
  @name
end

#suit ⇒ Object (readonly)

Returns the value of attribute suit.



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# File 'lib/rb21/card.rb', line 11

def suit
  @suit
end

Instance Method Details

#value ⇒ Object 



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# File 'lib/rb21/card.rb', line 20

def value
  case @name
  when ACE
    [1, 11]
  when *TEN_VALUES
    [10]
  else
    [@name.to_i]
  end
end