Module: Tins::Rotate

Included in:
Array
Defined in:
lib/tins/rotate.rb

Instance Method Summary collapse

Instance Method Details

#rotate(n = 1) ⇒ Object 



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# File 'lib/tins/rotate.rb', line 12

def rotate(n = 1)
  clone.rotate!(n)
end

#rotate!(n = 1) ⇒ Object 



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# File 'lib/tins/rotate.rb', line 3

def rotate!(n = 1)
  if n >= 0
    n.times { push shift }
  else
    (-n).times { unshift pop }
  end
  self
end