Method lazyIOR

bitmapcontainer.go:509–544

(a container)

}

func (bc *bitmapContainer) lazyIOR(a container) container {
	switch x := a.(type) {
	case *arrayContainer:
		return bc.lazyIORArray(x)
	case *bitmapContainer:
		return bc.lazyIORBitmap(x)
	case *runContainer16:
		if x.isFull() {
			return x.clone()
		}

		// Manually inlined setBitmapRange function
		bitmap := bc.bitmap
		for _, iv := range x.iv {
			start := int(iv.start)
			end := int(iv.last()) + 1
			if start >= end {
				continue
			}
			firstword := start / 64
			endword := (end - 1) / 64
			if firstword == endword {
				bitmap[firstword] |= (^uint64(0) << uint(start%64)) & (^uint64(0) >> (uint(-end) % 64))
				continue
			}
			bitmap[firstword] |= ^uint64(0) << uint(start%64)
			for i := firstword + 1; i < endword; i++ {
				bitmap[i] = ^uint64(0)
			}
			bitmap[endword] |= ^uint64(0) >> (uint(-end) % 64)
		}
		bc.cardinality = invalidCardinality
		return bc
	}
	panic("unsupported container type")
}

func (bc *bitmapContainer) lazyOR(a container) container {
	switch x := a.(type) {