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 |