fix:modify annotation and wrong words (#1615)

* fix:modify annotation and wrong words

selector/default_node.go

@@ -6,7 +6,7 @@ import (
 	"github.com/go-kratos/kratos/v2/registry"
 )
 
-// DefaultNode is slector node
+// DefaultNode is selector node
 type DefaultNode struct {
 	addr     string
 	weight   *int64

selector/default_selector.go

@@ -14,7 +14,7 @@ type Default struct {
 	nodes atomic.Value
 }
 
-// Select select one node.
+// Select is select one node.
 func (d *Default) Select(ctx context.Context, opts ...SelectOption) (selected Node, done DoneFunc, err error) {
 	var (
 		options    SelectOptions

selector/filter/version.go

@@ -6,7 +6,7 @@ import (
 	"github.com/go-kratos/kratos/v2/selector"
 )
 
-// Version is verion filter.
+// Version is version filter.
 func Version(version string) selector.Filter {
 	return func(_ context.Context, nodes []selector.Node) []selector.Node {
 		filters := make([]selector.Node, 0, len(nodes))

selector/node/ewma/node.go

@@ -72,13 +72,13 @@ func (n *Node) load() (load uint64) {
 	now := time.Now().UnixNano()
 	avgLag := atomic.LoadInt64(&n.lag)
 	lastPredictTs := atomic.LoadInt64(&n.predictTs)
-	predicInterval := avgLag / 5
-	if predicInterval < int64(time.Millisecond*5) {
-		predicInterval = int64(time.Millisecond * 5)
-	} else if predicInterval > int64(time.Millisecond*200) {
-		predicInterval = int64(time.Millisecond * 200)
+	predictInterval := avgLag / 5
+	if predictInterval < int64(time.Millisecond*5) {
+		predictInterval = int64(time.Millisecond * 5)
+	} else if predictInterval > int64(time.Millisecond*200) {
+		predictInterval = int64(time.Millisecond * 200)
 	}
-	if now-lastPredictTs > predicInterval {
+	if now-lastPredictTs > predictInterval {
 		if atomic.CompareAndSwapInt64(&n.predictTs, lastPredictTs, now) {
 			var (
 				total   int64
@@ -104,7 +104,8 @@ func (n *Node) load() (load uint64) {
 	}
 
 	if avgLag == 0 {
-		// penalty是node刚启动时没有数据时的惩罚值，默认为1e9 * 10
+		// penalty is the penalty value when there is no data when the node is just started.
+		// The default value is 1e9 * 10
 		load = penalty * uint64(atomic.LoadInt64(&n.inflight))
 	} else {
 		predict := atomic.LoadInt64(&n.predict)

selector/p2c/p2c.go

@@ -67,15 +67,15 @@ func (s *Balancer) Pick(ctx context.Context, nodes []selector.WeightedNode) (sel
 
 	var pc, upc selector.WeightedNode
 	nodeA, nodeB := s.prePick(nodes)
-	// meta.Weight为服务发布者在discovery中设置的权重
+	// meta.Weight is the weight set by the service publisher in discovery
 	if nodeB.Weight() > nodeA.Weight() {
 		pc, upc = nodeB, nodeA
 	} else {
 		pc, upc = nodeA, nodeB
 	}
 
-	// 如果落选节点在forceGap期间内从来没有被选中一次，则强制选一次
-	// 利用强制的机会，来触发成功率、延迟的更新
+	// If the failed node has never been selected once during forceGap, it is forced to be selected once
+	// Take advantage of forced opportunities to trigger updates of success rate and delay
 	if upc.PickElapsed() > forcePick && atomic.CompareAndSwapInt64(&s.lk, 0, 1) {
 		pc = upc
 		atomic.StoreInt64(&s.lk, 0)

selector/random/random.go

@@ -38,7 +38,7 @@ func New(opts ...Option) selector.Selector {
 	return NewBuilder(opts...).Build()
 }
 
-// Pick pick a weighted node.
+// Pick is pick a weighted node.
 func (p *Balancer) Pick(_ context.Context, nodes []selector.WeightedNode) (selector.WeightedNode, selector.DoneFunc, error) {
 	if len(nodes) == 0 {
 		return nil, nil, selector.ErrNoAvailable

selector/selector.go

@@ -20,7 +20,7 @@ type Selector interface {
 
 // Rebalancer is nodes rebalancer.
 type Rebalancer interface {
-	// apply all nodes when any changes happen
+	// Apply is apply all nodes when any changes happen
 	Apply(nodes []Node)
 }
 

selector/wrr/wrr.go

@@ -41,7 +41,7 @@ func New(opts ...Option) selector.Selector {
 	return NewBuilder(opts...).Build()
 }
 
-// Pick pick a weighted node.
+// Pick is pick a weighted node.
 func (p *Balancer) Pick(_ context.Context, nodes []selector.WeightedNode) (selector.WeightedNode, selector.DoneFunc, error) {
 	if len(nodes) == 0 {
 		return nil, nil, selector.ErrNoAvailable