Contents

module Tins
  module Shuffle
    def shuffle!
      (size - 1) .downto(1) do |i|
        j = rand(i + 1)
        self[i], self[j] = self[j], self[i]
      end
      self
    end

    def shuffle
      dup.shuffle!
    end
  end
end

require 'tins/alias'

Version data entries

21 entries across 21 versions & 1 rubygems

Version	Path
tins-0.5.1	lib/tins/shuffle.rb
tins-0.5.0	lib/tins/shuffle.rb
tins-0.4.3	lib/tins/shuffle.rb
tins-0.4.2	lib/tins/shuffle.rb
tins-0.4.1	lib/tins/shuffle.rb
tins-0.4.0	lib/tins/shuffle.rb
tins-0.3.14	lib/tins/shuffle.rb
tins-0.3.13	lib/tins/shuffle.rb
tins-0.3.12	lib/tins/shuffle.rb
tins-0.3.11	lib/tins/shuffle.rb
tins-0.3.10	lib/tins/shuffle.rb
tins-0.3.9	lib/tins/shuffle.rb
tins-0.3.8	lib/tins/shuffle.rb
tins-0.3.7	lib/tins/shuffle.rb
tins-0.3.6	lib/tins/shuffle.rb
tins-0.3.5	lib/tins/shuffle.rb
tins-0.3.4	lib/tins/shuffle.rb
tins-0.3.3	lib/tins/shuffle.rb
tins-0.3.2	lib/tins/shuffle.rb
tins-0.3.1	lib/tins/shuffle.rb