code: function $body(byte, i, chunk) {
        if (inf.write(byte)) return $body;
        var buf = inf.flush();
        inf.recycle();
        if (buf.length) {
          parts.push(buf);
        }
        emitObject();
        // If this was all the objects, start calculating the sha1sum
        if (--num) return $header;
        sha1sum.update(bops.subarray(chunk, 0, i + 1));
        return $checksum;
      }
docs: Feed the deflated code to the inflate engine