Method getUnionedWritableContainer

roaringarray.go:341–346

getUnionedWritableContainer switches behavior for in-place Or depending on whether the container requires a copy on write. If it does using the non-inplace or() method leads to fewer allocations.

(pos int, other container)

// depending on whether the container requires a copy on write.
// If it does using the non-inplace or() method leads to fewer allocations.
func (ra *roaringArray) getUnionedWritableContainer(pos int, other container) container {
	if ra.needCopyOnWrite[pos] {
		return ra.getContainerAtIndex(pos).or(other)
	}
	return ra.getContainerAtIndex(pos).ior(other)
}

func (ra *roaringArray) getWritableContainerAtIndex(i int) container {
	if ra.needCopyOnWrite[i] {