Class: Array

Inherits:

Object

• Object
• Array

show all

Defined in:

lib/couch_view/array.rb

Instance Method Summary (collapse)

• - (Object) all_combinations

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# File 'lib/couch_view/array.rb', line 2

def all_combinations
  (0..self.length).map do |i| 
    (combination i).to_a 
  end.inject([]) do |sum, value| 
    sum += value 
  end
end