func()

in lru.go [243:266]

• 20 lines of code
• 4 McCabe index (conditional complexity)

func (lru *LRU[K, V]) move(to, from uint32) {
	if to == from {
		return
	}
	if from == lru.head {
		lru.head = to
	}

	prev := lru.elements[from].prev
	next := lru.elements[from].next
	lru.elements[prev].next = to
	lru.elements[next].prev = to

	prev = lru.elements[from].prevBucket
	next = lru.elements[from].nextBucket
	lru.elements[prev].nextBucket = to
	lru.elements[next].prevBucket = to

	lru.elements[to] = lru.elements[from]

	if lru.buckets[lru.elements[to].bucketPos] == from {
		lru.buckets[lru.elements[to].bucketPos] = to
	}
}