[#972] Use min/max builtins

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

cmd/frostfs-adm/internal/modules/morph/initialize/initialize_register.go

@@ -100,10 +100,7 @@ func registerCandidates(c *helper.InitializeContext) error {
 	// Register candidates in batches in order to overcome the signers amount limit.
 	// See: https://github.com/nspcc-dev/neo-go/blob/master/pkg/core/transaction/transaction.go#L27
 	for i := 0; i < need; i += registerBatchSize {
-		start, end := i, i+registerBatchSize
-		if end > need {
-			end = need
-		}
+		start, end := i, min(i+registerBatchSize, need)
 		// This check is sound because transactions are accepted/rejected atomically.
 		if have >= end {
 			continue

pkg/innerring/processors/netmap/cleanup_table.go

@@ -82,10 +82,7 @@ func (c *cleanupTable) touch(keyString string, now uint64, binNodeInfo []byte) b
 	result := !ok || access.removeFlag || !bytes.Equal(access.binNodeInfo, binNodeInfo)
 
 	access.removeFlag = false // reset remove flag on each touch
-	if now > access.epoch {
-		access.epoch = now
-	}
-
+	access.epoch = max(access.epoch, now)
 	access.binNodeInfo = binNodeInfo // update binary node info
 
 	c.lastAccess[keyString] = access

pkg/local_object_storage/blobovnicza/iterate.go

@@ -56,14 +56,6 @@ func (b *Blobovnicza) iterateBounds(useObjLimitBound bool, f func(uint64, uint64
 	return nil
 }
 
-func max(a, b uint64) uint64 {
-	if a > b {
-		return a
-	}
-
-	return b
-}
-
 // IterationElement represents a unit of elements through which Iterate operation passes.
 type IterationElement struct {
 	addr oid.Address

pkg/local_object_storage/engine/list.go

@@ -134,10 +134,7 @@ func (e *StorageEngine) ListWithCursor(ctx context.Context, prm ListWithCursorPr
 			continue
 		}
 
-		count := prm.count - uint32(len(result))
-		if count > batchSize {
-			count = batchSize
-		}
+		count := min(prm.count-uint32(len(result)), batchSize)
 
 		var shardPrm shard.ListWithCursorPrm
 		shardPrm.WithCount(count)

pkg/local_object_storage/shard/gc.go

@@ -343,16 +343,8 @@ func (s *Shard) removeGarbage(pctx context.Context) (result gcRunResult) {
 }
 
 func (s *Shard) getExpiredObjectsParameters() (workerCount, batchSize int) {
-	workerCount = minExpiredWorkers
-	batchSize = minExpiredBatchSize
-
-	if s.gc.gcCfg.expiredCollectorBatchSize > batchSize {
-		batchSize = s.gc.gcCfg.expiredCollectorBatchSize
-	}
-
-	if s.gc.gcCfg.expiredCollectorWorkerCount > workerCount {
-		workerCount = s.gc.gcCfg.expiredCollectorWorkerCount
-	}
+	workerCount = max(minExpiredWorkers, s.gc.gcCfg.expiredCollectorWorkerCount)
+	batchSize = max(minExpiredBatchSize, s.gc.gcCfg.expiredCollectorBatchSize)
 	return
 }
 

pkg/morph/client/notary.go

@@ -162,11 +162,7 @@ func (c *Client) DepositNotary(amount fixedn.Fixed8, delta uint32) (res util.Uin
 		return util.Uint256{}, fmt.Errorf("can't get previous expiration value: %w", err)
 	}
 
-	till := int64(bc + delta)
-	if till < currentTill {
-		till = currentTill
-	}
-
+	till := max(int64(bc+delta), currentTill)
 	return c.depositNotary(amount, till)
 }
 

pkg/services/object/internal/client/client.go

@@ -343,10 +343,7 @@ func PayloadRange(ctx context.Context, prm PayloadRangePrm) (*PayloadRangeRes, e
 		return nil, new(apistatus.ObjectOutOfRange)
 	}
 
-	ln := prm.ln
-	if ln > maxInitialBufferSize {
-		ln = maxInitialBufferSize
-	}
+	ln := min(prm.ln, maxInitialBufferSize)
 
 	w := bytes.NewBuffer(make([]byte, ln))
 	_, err = io.CopyN(w, rdr, int64(prm.ln))

pkg/services/object/transport_splitter.go

@@ -164,10 +164,7 @@ func (s *searchStreamMsgSizeCtrl) Send(resp *object.SearchResponse) error {
 			newResp.SetBody(body)
 		}
 
-		cut := s.addrAmount
-		if cut > ln {
-			cut = ln
-		}
+		cut := min(s.addrAmount, ln)
 
 		body.SetIDList(ids[:cut])
 		newResp.SetMetaHeader(resp.GetMetaHeader())

pkg/services/policer/policer_test.go

@@ -388,10 +388,7 @@ func (it *sliceKeySpaceIterator) Next(_ context.Context, size uint32) ([]objectc
 	if it.cur >= len(it.objs) {
 		return nil, engine.ErrEndOfListing
 	}
-	end := it.cur + int(size)
-	if end > len(it.objs) {
-		end = len(it.objs)
-	}
+	end := min(it.cur+int(size), len(it.objs))
 	ret := it.objs[it.cur:end]
 	it.cur = end
 	return ret, nil

pkg/services/tree/sync.go

@@ -167,9 +167,7 @@ func mergeOperationStreams(streams []chan *pilorama.Move, merged chan<- *piloram
 		merged <- ms[minTimeMoveIndex]
 		height := ms[minTimeMoveIndex].Time
 		if ms[minTimeMoveIndex] = <-streams[minTimeMoveIndex]; ms[minTimeMoveIndex] == nil {
-			if minStreamedLastHeight > height {
-				minStreamedLastHeight = height
-			}
+			minStreamedLastHeight = min(minStreamedLastHeight, height)
 		}
 	}
 
@@ -203,9 +201,7 @@ func (s *Service) applyOperationStream(ctx context.Context, cid cid.ID, treeID s
 		errGroup.Go(func() error {
 			if err := s.forest.TreeApply(ctx, cid, treeID, m, true); err != nil {
 				heightMtx.Lock()
-				if m.Time < unappliedOperationHeight {
-					unappliedOperationHeight = m.Time
-				}
+				unappliedOperationHeight = min(unappliedOperationHeight, m.Time)
 				heightMtx.Unlock()
 				return err
 			}