SquareSquash/ruby — pull request #10 by simonista (2014-06-05 04:27:30+00:00)
Title: Use .inspect instead of .to_s for arrays for 1.8/1.9 consistency

in Ruby 1.8 Array#to_s is basically an alias for #join, but in 1.9 it changed
to an alias for #inspect. Since 1.9 is the more common and supported ruby
version, this always change uses #inspect for arrays.