Module: NumbersAndWords::ArrayAdditions::Helpers

Included in:
FiguresArray
Defined in:
lib/numbers_and_words/array_additions/helpers.rb

Constant Summary collapse

THOUSAND_CAPACITY = 
1

Instance Method Summary collapse

Instance Method Details

#capacity_count ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 6

def capacity_count
  count = (self.length.to_f / 3).ceil
  1 == count ? nil : count
end

#figures_array_in_capacity(capacity) ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 11

def figures_array_in_capacity capacity
  self[capacity * 3, 3]
end

#hundreds ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 45

def hundreds
  self[2] if 0 < self[2].to_i
end

#is_a_thousand_capacity?(capacity) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 25

def is_a_thousand_capacity? capacity
  THOUSAND_CAPACITY == capacity
end

#number_for_gender(capacity) ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 19

def number_for_gender capacity
  figures = figures_array_in_capacity(capacity)
  teens = figures.teens
  teens ? teens.join.to_i : figures.first
end

#number_in_capacity(capacity) ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 15

def number_in_capacity capacity
  figures_array_in_capacity(capacity).reverse.join.to_i
end

#ones ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 29

def ones
  self[0] if 0 < self[0].to_i
end

#teens ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 33

def teens
  tens_with_ones if 1 == tens
end

#tens ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 37

def tens
  self[1] if self[1] and 0 < self[1].to_i
end

#tens_with_ones ⇒ Object 



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# File 'lib/numbers_and_words/array_additions/helpers.rb', line 41

def tens_with_ones
  [ones, tens] if ones and tens
end