NBitArray

This is bitarray implementation which can assign arbitrary bit size per item.

Add this line to your application's Gemfile:

gem 'nbitarray'

And then execute:

$ bundle

Or install it yourself as:

$ gem install nbitarray

bitarray = NBitArray.new(3) # 3-bit array
bitarray[0] = 7
puts bitarray[0] #=> 7
bitarray[3] = 1
bitarray.size #=> 4

bitarray[1] = 8 #=> raise error

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Added some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request