arrayify.rb

def arrayify(string)
    if string.class == Array
      string.to_a.map{ |v1|
        if v1.class == Array
          v1.map{ |v2|
            if v2.class == Symbol
              v2
            elsif v2.class == Array
              v2.map{|k|
                if k.class == Hash
                  k.map{|k,v| {k => arrayify(v)}}
                else
                  k.strip
                end
              }
            elsif v2.class == Hash
              v2.map{ |key,value|
                if value.class == Array || value.class == Hash
                  {key => arrayify(value)}
                else
                  {key => value.strip}
                end
              }
            else
              v2.strip
            end
          }
        elsif v1.class == Hash
          v1.map{|k,v| {k => arrayify(v)}}
        else
          v1.split(',').join(',').split(',').map(&:strip)
        end
      }.flatten
    elsif string.class == Hash
      string.map{|k,v|
        {k => arrayify(v)}
      }
    else
      string.split(',').join(',').split(',').map(&:strip)
    end
  end