# File lib/couchrest/model/typecast.rb, line 73
        def typecast_to_trueclass(value)
          if value.kind_of?(Integer)
            return true  if value == 1
            return false if value == 0
          elsif value.respond_to?(:to_s)
            return true  if %w[ true  1 t ].include?(value.to_s.downcase)
            return false if %w[ false 0 f ].include?(value.to_s.downcase)
          end
          nil
        end