Class: Ikku::Song

Inherits:
Object
  • Object
show all
Defined in:
lib/ikku/song.rb

Constant Summary collapse

DEFAULT_RULE = 
[5, 7, 5]

Instance Method Summary collapse

Constructor Details

#initialize(nodes, exactly: false, rule: nil) ⇒ Song

Returns a new instance of Song.



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# File 'lib/ikku/song.rb', line 8

def initialize(nodes, exactly: false, rule: nil)
  @exactly = exactly
  @nodes = nodes
  @rule = rule
end

Instance Method Details

#phrases ⇒ Object 



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# File 'lib/ikku/song.rb', line 14

def phrases
  if instance_variable_defined?(:@phrases)
    @phrases
  else
    @phrases = scan
  end
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ikku/song.rb', line 22

def valid?
  case
  when phrases.nil?
    false
  when has_odd_parentheses?
    false
  else
    true
  end
end