_write (BinaryIO::BinaryWriter)

    # File ../lib/roller/BinaryIO/BinaryWriter.rb, line 35
            def _write(value, size, format)
        # If not an array, make it into a single-element array so we can pack it.
                    value = [value] unless value.is_a? Array

                    num_bytes = value.size * size
                    arr = value.pack(format * value.size)

        begin
          num_bytes_written = @handle.write(arr)
        rescue IOError => exception
          raise BinaryWriteError, exception.message
        end

        unless num_bytes_written == num_bytes
          raise BinaryWriteError, "Wrote #{num_bytes_written} bytes when expecting #{num_bytes} bytes"
        end
            end