    # File lib/fog/aws/requests/storage/get_bucket_versioning.rb, line 22
            def get_bucket_versioning(bucket_name)
              unless bucket_name
                raise ArgumentError.new('bucket_name is required')
              end
              request({
                :expects    => 200,
                :headers    => {},
                :host       => "#{bucket_name}.#{@host}",
                :idempotent => true,
                :method     => 'GET',
                :parser     => Fog::Parsers::Storage::AWS::GetBucketVersioning.new,
                :query      => {'versioning' => nil}
              })
            end