Function newBitArray

bitarray/bitarray.go:363–385

newBitArray returns a new dense BitArray at the specified size. This is a separate private constructor so unit tests don't have to constantly cast the BitArray interface to the concrete type.

(size uint64, args ...bool)

// separate private constructor so unit tests don't have to constantly cast the
// BitArray interface to the concrete type.
func newBitArray(size uint64, args ...bool) *bitArray {
	i, r := getIndexAndRemainder(size)
	if r > 0 {
		i++
	}

	ba := &bitArray{
		blocks: make([]block, i),
		anyset: false,
	}

	if len(args) > 0 && args[0] == true {
		for i := uint64(0); i < uint64(len(ba.blocks)); i++ {
			ba.blocks[i] = maximumBlock
		}

		ba.lowest = 0
		ba.highest = i*s - 1
		ba.anyset = true
	}

	return ba
}

// NewBitArray returns a new BitArray at the specified size.  The
// optional arg denotes whether this bitarray should be set to the