func()

in packed.go [199:219]

• 19 lines of code
• 5 McCabe index (conditional complexity)

func (r packedDiskReader) Read(ix uint64) (val uint64, err error) {
	return getValFromPackedIx(ix, r.bits, func(off uint64, cnt uint64) ([]uint64, error) {
		space := make([]uint64, cnt)
		raw := unsafeUint64SliceToBytes(space)
		n, err := r.r.ReadAt(raw, int64(r.start+off*8))
		if err != nil {
			return nil, err
		}
		if uint64(n) != 8*cnt {
			return nil, fmt.Errorf("short read: %d/%d", n, 8*cnt)
		}

		if !isLittleEndian {
			for i := uint64(0); i < cnt; i++ {
				space[i] = binary.LittleEndian.Uint64(raw[cnt*8 : (cnt+1)*8])
			}
		}

		return space, err
	})
}