new

.gitignore

@@ -1,2 +1,3 @@
 *.o
 fs/logs/**
+.idea/**

bloom/bloom.go

@@ -1,92 +1,113 @@
 package bloom
 
 import (
-	"github.com/bits-and-blooms/bitset"
-	"github.com/charlienet/go-mixed/locker"
+	"math"
+
+	"github.com/charlienet/go-mixed/bytesconv"
+	"github.com/charlienet/go-mixed/expr"
+	"github.com/charlienet/go-mixed/hash"
+	"github.com/go-redis/redis/v8"
 )
 
 const DEFAULT_SIZE = 2 << 24
 
 var seeds = []uint{7, 11, 13, 31, 37, 61}
 
-type simplehash struct {
-	cap  uint
-	seed uint
+type bitStore interface {
+	Clear()
+	Set(pos ...uint) error
+	Test(pos ...uint) (bool, error)
 }
 
 type BloomFilter struct {
-	size  int            // 布隆过滤器大小
-	set   *bitset.BitSet // 位图
-	funcs [6]simplehash  // 哈希函数
-	lock  locker.RWLocker
+	bits  uint     // 布隆过滤器大小
+	funcs uint     // 哈希函数数量
+	store bitStore // 位图存储
 }
 
 type bloomOptions struct {
-	Size int
+	redisClient *redis.Client
+	redisKey    string
 }
 
 type option func(*bloomOptions)
 
-// 布隆过滤器中所有位长度，请根据存储数量进行评估
-func WithSize(size int) option {
+func WithRedis(redis *redis.Client, key string) option {
 	return func(bo *bloomOptions) {
-		bo.Size = size
+		bo.redisClient = redis
+		bo.redisKey = key
 	}
 }
 
-func NewBloomFilter(opts ...option) *BloomFilter {
-	opt := &bloomOptions{
-		Size: DEFAULT_SIZE,
-	}
+// New 初始化布隆过滤器
+// https://pages.cs.wisc.edu/~cao/papers/summary-cache/node8.html
+func New(expectedInsertions uint, fpp float64, opts ...option) *BloomFilter {
+	opt := &bloomOptions{}
 
 	for _, f := range opts {
 		f(opt)
 	}
 
+	bits := optimalNumOfBits(expectedInsertions, fpp)
+	k := optimalNumOfHashFunctions(bits, expectedInsertions)
+
 	bf := &BloomFilter{
-		size: opt.Size,
-		lock: locker.NewRWLocker(),
+		bits:  bits,
+		funcs: k,
+		store: expr.Ternary[bitStore](
+			opt.redisClient == nil,
+			newMemStore(bits),
+			newRedisStore(opt.redisClient, opt.redisKey, bits)),
 	}
 
-	for i := 0; i < len(bf.funcs); i++ {
-		bf.funcs[i] = simplehash{uint(opt.Size), seeds[i]}
-	}
-	bf.set = bitset.New(uint(opt.Size))
 	return bf
 }
 
-func (bf *BloomFilter) Add(value string) {
-	funcs := bf.funcs[:]
-
-	for _, f := range funcs {
-		bf.set.Set(f.hash(value))
+func (bf *BloomFilter) Add(data string) {
+	offsets := bf.geOffsets([]byte(data))
+	bf.store.Set(offsets...)
 }
 
+func (bf *BloomFilter) ExistString(data string) (bool, error) {
+	return bf.Exists(bytesconv.StringToBytes(data))
 }
 
-func (bf *BloomFilter) Contains(value string) bool {
-	if value == "" {
-		return false
-	}
-	ret := true
-
-	funcs := bf.funcs[:]
-	for _, f := range funcs {
-		ret = ret && bf.set.Test(f.hash(value))
+func (bf *BloomFilter) Exists(data []byte) (bool, error) {
+	if data == nil || len(data) == 0 {
+		return false, nil
 	}
 
-	return ret
+	offsets := bf.geOffsets(data)
+	isSet, err := bf.store.Test(offsets...)
+	if err != nil {
+		return false, err
+	}
+
+	return isSet, nil
+}
+
+func (bf *BloomFilter) geOffsets(data []byte) []uint {
+	offsets := make([]uint, bf.funcs)
+	for i := uint(0); i < bf.funcs; i++ {
+		offsets[i] = uint(hash.Murmur3(append(data, byte(i))) % uint64(bf.bits))
+	}
+
+	return offsets
 }
 
 // 清空布隆过滤器
 func (bf *BloomFilter) Clear() {
-	bf.set.ClearAll()
+	bf.store.Clear()
 }
 
-func (s simplehash) hash(value string) uint {
-	var result uint = 0
-	for i := 0; i < len(value); i++ {
-		result = result*s.seed + uint(value[i])
+// 计算优化的位图长度，
+// n 期望放置元素数量，
+// p 预期的误判概率
+func optimalNumOfBits(n uint, p float64) uint {
+	return (uint)(-float64(n) * math.Log(p) / (math.Log(2) * math.Log(2)))
 }
-	return (s.cap - 1) & result
+
+// 计算哈希函数数量
+func optimalNumOfHashFunctions(m, n uint) uint {
+	return uint(math.Round(float64(m) / float64(n) * math.Log(2)))
 }

bloom/boom_test.go

@@ -2,17 +2,21 @@ package bloom_test
 
 import (
 	"fmt"
+	"math"
 	"strconv"
 	"testing"
 
 	"github.com/charlienet/go-mixed/bloom"
 	"github.com/charlienet/go-mixed/rand"
 	"github.com/charlienet/go-mixed/sys"
+	"github.com/go-redis/redis/v8"
 	"github.com/stretchr/testify/assert"
 )
 
+const ()
+
 func TestBloom(t *testing.T) {
-	b := bloom.NewBloomFilter()
+	b := bloom.New(1000, 0.03)
 
 	for i := 0; i < 1000000; i++ {
 		b.Add(strconv.Itoa(i))
@@ -20,51 +24,94 @@ func TestBloom(t *testing.T) {
 
 	v := "6943553521463296-1635402930"
 
-	t.Log(b.Contains(v))
+	t.Log(b.ExistString(v))
 	b.Add(v)
-	t.Log(b.Contains(v))
+	t.Log(b.ExistString(v))
 
-	fmt.Println("过滤器中包含值:", b.Contains(strconv.Itoa(9999)))
-	fmt.Println("过滤器中未包含:", b.Contains("ss"))
+	isSet, err := b.ExistString(strconv.Itoa(9999))
+	fmt.Println("过滤器中包含值:", isSet, err)
+
+	isSet, err = b.ExistString("ss")
+	fmt.Println("过滤器中未包含:", isSet, err)
 
 	t.Log(sys.ShowMemUsage())
 }
 
-func TestSize(t *testing.T) {
-	bloom.NewBloomFilter(bloom.WithSize(1 << 2))
+func TestOptimize(t *testing.T) {
+
+	expectedInsertions := 1000000 // 期望存储数据量
+	falseProbability := 0.00002   // 预期误差
+	bits := uint(float64(-expectedInsertions) * math.Log(falseProbability) / (math.Log(2) * math.Log(2)))
+	hashSize := uint(math.Round(float64(bits) / float64(expectedInsertions) * math.Log(2)))
+
+	t.Log(bits)
+	t.Log(hashSize)
+}
+
+func TestRedis(t *testing.T) {
+	client := redis.NewClient(&redis.Options{
+		Addr:     "192.168.2.222:6379",
+		Password: "123456",
+	})
+
+	bf := bloom.New(10000, 0.03, bloom.WithRedis(client, "bloom:test"))
+
+	for i := 0; i < 100; i++ {
+		bf.Add(strconv.Itoa(i))
+	}
+
+	for i := 0; i < 100; i++ {
+		isSet, err := bf.ExistString(strconv.Itoa(i))
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		if !isSet {
+			t.Log(i, isSet)
+		}
+	}
+
+	for i := 101; i < 200; i++ {
+		isSet, err := bf.ExistString(strconv.Itoa(i))
+		t.Log(isSet, err)
+	}
 }
 
 func TestClear(t *testing.T) {
-	bf := bloom.NewBloomFilter()
+	bf := bloom.New(1000, 0.03)
 
 	v := "abc"
 	bf.Add(v)
-	assert.True(t, bf.Contains(v))
+	isSet, _ := bf.ExistString(v)
+	assert.True(t, isSet)
 
 	bf.Clear()
-	assert.False(t, bf.Contains(v))
+	isSet, _ = bf.ExistString(v)
+	assert.False(t, isSet)
 }
 
 func TestParallel(t *testing.T) {
-	f := bloom.NewBloomFilter()
+	f := bloom.New(1000, 0.03)
 
 	for i := 0; i < 10000; i++ {
 		v := rand.Hex.Generate(10)
 
 		f.Add(v)
-		assert.True(t, f.Contains(v))
+		isSet, _ := f.ExistString(v)
+
+		assert.True(t, isSet)
 	}
 }
 
 func BenchmarkFilter(b *testing.B) {
-	f := bloom.NewBloomFilter()
+	f := bloom.New(1000, 0.03)
 
 	b.RunParallel(func(p *testing.PB) {
 		for p.Next() {
 			v := rand.Hex.Generate(10)
 			f.Add(v)
 
-			f.Contains(v)
+			f.ExistString(v)
 
 			// assert.True(b, f.Contains(v))
 

bloom/mem_store.go

@@ -0,0 +1,51 @@
+package bloom
+
+import (
+	"github.com/bits-and-blooms/bitset"
+	"github.com/charlienet/go-mixed/locker"
+)
+
+type memStore struct {
+	size uint
+	set  *bitset.BitSet  // 内存位图
+	lock locker.RWLocker // 同步锁
+}
+
+func newMemStore(size uint) *memStore {
+	return &memStore{
+		size: size,
+		set:  bitset.New(size),
+		lock: locker.NewRWLocker(),
+	}
+}
+
+func (s *memStore) Clear() {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
+	s.set.ClearAll()
+}
+
+func (s *memStore) Set(offsets ...uint) error {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+
+	for _, p := range offsets {
+		s.set.Set(p)
+	}
+
+	return nil
+}
+
+func (s *memStore) Test(offsets ...uint) (bool, error) {
+	s.lock.RLock()
+	defer s.lock.RUnlock()
+
+	for _, p := range offsets {
+		if !s.set.Test(p) {
+			return false, nil
+		}
+	}
+
+	return true, nil
+}

bloom/redis_store.go

@@ -0,0 +1,116 @@
+package bloom
+
+import (
+	"context"
+	"errors"
+	"strconv"
+	"time"
+
+	"github.com/go-redis/redis/v8"
+)
+
+const (
+	// ARGV:偏移量offset数组
+	// KYES[1]: setbit操作的key
+	// 全部设置为1
+	setScript = `
+		for _, offset in ipairs(ARGV) do
+			redis.call("setbit", KEYS[1], offset, 1)
+		end
+    `
+
+	//ARGV:偏移量offset数组
+	//KYES[1]: setbit操作的key
+	//检查是否全部为1
+	testScript = `
+	for _, offset in ipairs(ARGV) do
+		if tonumber(redis.call("getbit", KEYS[1], offset)) == 0 then
+			return false
+		end
+	end
+	return true
+    `
+)
+
+var ErrTooLargeOffset = errors.New("超出最大偏移量")
+
+var _ bitStore = &redisBitSet{}
+
+// 使用Redis存储位图
+type redisBitSet struct {
+	store *redis.Client
+	key   string
+	bits  uint
+}
+
+func newRedisStore(store *redis.Client, key string, bits uint) *redisBitSet {
+	return &redisBitSet{
+		store: store,
+		key:   key,
+		bits:  bits,
+	}
+}
+
+func (s *redisBitSet) Set(offsets ...uint) error {
+	args, err := s.buildOffsetArgs(offsets)
+	if err != nil {
+		return err
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*500)
+	defer cancel()
+
+	_, err = s.store.Eval(ctx, setScript, []string{s.key}, args).Result()
+
+	//底层使用的是go-redis,redis.Nil表示操作的key不存在
+	//需要针对key不存在的情况特殊判断
+	if err == redis.Nil {
+		return nil
+	} else if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (s *redisBitSet) Test(offsets ...uint) (bool, error) {
+	args, err := s.buildOffsetArgs(offsets)
+	if err != nil {
+		return false, err
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*500)
+	defer cancel()
+
+	resp, err := s.store.Eval(ctx, testScript, []string{s.key}, args).Result()
+
+	// key 不存在，表示还未存放任何数据
+	if err == redis.Nil {
+		return false, nil
+	} else if err != nil {
+		return false, err
+	}
+
+	exists, ok := resp.(int64)
+	if !ok {
+		return false, nil
+	}
+
+	return exists == 1, nil
+}
+
+func (s *redisBitSet) Clear() {
+
+}
+
+func (r *redisBitSet) buildOffsetArgs(offsets []uint) ([]string, error) {
+	args := make([]string, 0, len(offsets))
+	for _, offset := range offsets {
+		if offset >= r.bits {
+			return nil, ErrTooLargeOffset
+		}
+
+		args = append(args, strconv.FormatUint(uint64(offset), 10))
+	}
+	return args, nil
+}

bloom/redis_store_test.go

@@ -0,0 +1,24 @@
+package bloom
+
+import (
+	"testing"
+
+	"github.com/go-redis/redis/v8"
+)
+
+func TestRedisStore(t *testing.T) {
+	client := redis.NewClient(&redis.Options{
+		Addr:     "192.168.2.222:6379",
+		Password: "123456",
+	})
+
+	store := newRedisStore(client, "abcdef", 10000)
+	err := store.Set(1, 2, 3, 9, 1223)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	t.Log(store.Test(1))
+	t.Log(store.Test(1, 2, 3))
+	t.Log(store.Test(4, 5, 8))
+}

bytesconv/byteResult.go

@@ -5,10 +5,21 @@ import (
 	"encoding/hex"
 )
 
-const hextable = "0123456789ABCDEF"
+const hexTable = "0123456789ABCDEF"
 
 type BytesResult []byte
 
+// FromHexString 从十六进制获取
+func FromHexString(s string) (BytesResult, error) {
+	b, err := hex.DecodeString(s)
+	return BytesResult(b), err
+}
+
+func FromBase64String(s string) (BytesResult, error) {
+	b, err := base64.StdEncoding.DecodeString(s)
+	return BytesResult(b), err
+}
+
 func (r BytesResult) Hex() string {
 	return hex.EncodeToString(r)
 }
@@ -19,8 +30,8 @@ func (r BytesResult) UppercaseHex() string {
 
 	re := r[:]
 	for _, v := range re {
-		dst[j] = hextable[v>>4]
-		dst[j+1] = hextable[v&0x0f]
+		dst[j] = hexTable[v>>4]
+		dst[j+1] = hexTable[v&0x0f]
 		j += 2
 	}
 

bytesconv/serialization.go

@@ -20,3 +20,8 @@ func Decode(b []byte, out any) error {
 	dec := gob.NewDecoder(buf)
 	return dec.Decode(out)
 }
+
+func MsgPackage() {
+
+	// msgpack.NewEncoder()
+}

cache/cache.go

@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"github.com/charlienet/go-mixed/bytesconv"
+	"github.com/charlienet/go-mixed/json"
 	"github.com/charlienet/go-mixed/locker"
 	"github.com/charlienet/go-mixed/logx"
 )
@@ -22,6 +23,7 @@ type Cache struct {
 	distributdCache  DistributdCache   // 分布式缓存
 	publishSubscribe PublishSubscribe  // 发布订阅
 	lock             locker.ChanLocker // 资源锁
+	stats            *Stats            // 缓存命中计数
 	qps              *qps              // 访问计数
 	logger           logx.Logger       // 日志记录
 }
@@ -148,3 +150,39 @@ func (c *Cache) getFromSource(ctx context.Context, key string, fn LoadFunc) erro
 		return c.getFromSource(ctx, key, fn)
 	}
 }
+
+func (c *Cache) marshal(value any) ([]byte, error) {
+	switch value := value.(type) {
+	case nil:
+		return nil, nil
+	case []byte:
+		return value, nil
+	case string:
+		return []byte(value), nil
+	}
+
+	b, err := json.Marshal(value)
+	return b, err
+}
+
+func (c *Cache) unmarshal(b []byte, value any) error {
+	if len(b) == 0 {
+		return nil
+	}
+
+	switch value := value.(type) {
+	case nil:
+		return nil
+	case *[]byte:
+		clone := make([]byte, len(b))
+		copy(clone, b)
+		*value = clone
+		return nil
+	case *string:
+		*value = string(b)
+		return nil
+	}
+
+	err := json.Unmarshal(b, value)
+	return err
+}

cache/local_cache.go

@@ -0,0 +1,7 @@
+package cache
+
+type LocalCache interface {
+	Set(key string, data []byte)
+	Get(key string) ([]byte, bool)
+	Del(key string)
+}

cache/stats.go

@@ -0,0 +1,20 @@
+package cache
+
+import "sync/atomic"
+
+type Stats struct {
+	Hits   uint64
+	Misses uint64
+}
+
+func (s *Stats) AddHits() {
+	atomic.AddUint64(&s.Hits, 1)
+}
+
+func (s *Stats) AddMisses() {
+	atomic.AddUint64(&s.Misses, 1)
+}
+
+func (c *Cache) Stats() *Stats {
+	return c.stats
+}

cache/tiny_lfu.go

@@ -0,0 +1,52 @@
+package cache
+
+import (
+	"time"
+
+	"github.com/charlienet/go-mixed/locker"
+	"github.com/vmihailenco/go-tinylfu"
+)
+
+type TinyLFU struct {
+	mu  locker.Locker
+	lfu *tinylfu.T
+	ttl time.Duration
+}
+
+func NewTinyLFU(size int, ttl time.Duration) *TinyLFU {
+	return &TinyLFU{
+		mu:  locker.NewLocker(),
+		lfu: tinylfu.New(size, 100000),
+		ttl: ttl,
+	}
+}
+
+func (c *TinyLFU) Set(key string, b []byte, expire time.Duration) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.lfu.Set(&tinylfu.Item{
+		Key:   key,
+		Value: b,
+		ExpireAt: time.Now().Add(c.ttl),
+	})
+}
+
+func (c *TinyLFU) Get(key string) ([]byte, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	val, ok := c.lfu.Get(key)
+	if !ok {
+		return nil, false
+	}
+
+	return val.([]byte), true
+}
+
+func (c *TinyLFU) Del(key string) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.lfu.Del(key)
+}

cache/tiny_lfu_test.go

@@ -0,0 +1,57 @@
+package cache_test
+
+import (
+	"context"
+	"fmt"
+	"testing"
+	"time"
+
+	"github.com/charlienet/go-mixed/cache"
+	"github.com/charlienet/go-mixed/rand"
+)
+
+func TestTinyGet(t *testing.T) {
+	strFor := func(i int) string {
+		return fmt.Sprintf("a string %d", i)
+	}
+	keyName := func(i int) string {
+		return fmt.Sprintf("key-%00000d", i)
+	}
+
+	mycache := cache.NewTinyLFU(1000, 1*time.Second)
+	size := 50000
+	// Put a bunch of stuff in the cache with a TTL of 1 second
+	for i := 0; i < size; i++ {
+		key := keyName(i)
+		mycache.Set(key, []byte(strFor(i)), time.Second*2)
+	}
+
+	// Read stuff for a bit longer than the TTL - that's when the corruption occurs
+	ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
+	defer cancel()
+
+	done := ctx.Done()
+
+loop:
+	for {
+		select {
+		case <-done:
+			// this is expected
+			break loop
+		default:
+			i := rand.Intn(size)
+			key := keyName(i)
+
+			b, ok := mycache.Get(key)
+			if !ok {
+				continue loop
+			}
+
+			got := string(b)
+			expected := strFor(i)
+			if got != expected {
+				t.Fatalf("expected=%q got=%q key=%q", expected, got, key)
+			}
+		}
+	}
+}

calendar/calendar.go

@@ -0,0 +1,210 @@
+package calendar
+
+import (
+	"time"
+)
+
+var WeekStartDay time.Weekday = time.Sunday
+
+type Calendar struct {
+	time.Time
+	weekStartsAt time.Weekday
+}
+
+func BeginningOfMinute() Calendar {
+	return Create(time.Now()).BeginningOfMinute()
+}
+
+func BeginningOfHour() Calendar {
+	return Create(time.Now()).BeginningOfHour()
+}
+
+func BeginningOfDay() Calendar {
+	return Create(time.Now()).BeginningOfDay()
+}
+
+func BeginningOfWeek() Calendar {
+	return Create(time.Now()).BeginningOfWeek()
+}
+
+func BeginningOfMonth() Calendar {
+	return Create(time.Now()).BeginningOfMonth()
+}
+
+func BeginningOfQuarter() Calendar {
+	return Create(time.Now()).BeginningOfQuarter()
+}
+
+func BeginningOfYear() Calendar {
+	return Create(time.Now()).BeginningOfYear()
+}
+
+func EndOfMinute() Calendar {
+	return Create(time.Now()).EndOfMinute()
+}
+
+func EndOfHour() Calendar {
+	return Create(time.Now()).EndOfHour()
+}
+
+func EndOfDay() Calendar {
+	return Create(time.Now()).EndOfDay()
+}
+
+func EndOfWeek() Calendar {
+	return Create(time.Now()).EndOfWeek()
+}
+
+func EndOfMonth() Calendar {
+	return Create(time.Now()).EndOfMonth()
+}
+
+func EndOfQuarter() Calendar {
+	return Create(time.Now()).EndOfQuarter()
+}
+
+func EndOfYear() Calendar {
+	return Create(time.Now()).EndOfYear()
+}
+
+func (c Calendar) WeekStartsAt(day time.Weekday) Calendar {
+	return Calendar{
+		Time:         c.Time,
+		weekStartsAt: day,
+	}
+}
+
+func (c Calendar) BeginningOfMinute() Calendar {
+	return Calendar{Time: c.Truncate(time.Minute)}
+
+}
+
+func (c Calendar) BeginningOfHour() Calendar {
+	y, m, d := c.Date()
+	return Calendar{
+		Time:         time.Date(y, m, d, c.Hour(), 0, 0, 0, c.Location()),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) BeginningOfDay() Calendar {
+	y, m, d := c.Date()
+
+	return Calendar{
+		Time: time.Date(y, m, d, 0, 0, 0, 0, c.Location()),
+	}
+}
+
+func (c Calendar) BeginningOfWeek() Calendar {
+	t := c.BeginningOfDay()
+	weekday := int(t.Weekday())
+
+	if c.weekStartsAt != time.Sunday {
+		weekStartDayInt := int(c.weekStartsAt)
+
+		if weekday < weekStartDayInt {
+			weekday = weekday + 7 - weekStartDayInt
+		} else {
+			weekday = weekday - weekStartDayInt
+		}
+	}
+
+	return Calendar{
+		Time:         t.AddDate(0, 0, -weekday),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) BeginningOfMonth() Calendar {
+	y, m, _ := c.Date()
+
+	return Calendar{
+		Time:         time.Date(y, m, 1, 0, 0, 0, 0, c.Location()),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) BeginningOfQuarter() Calendar {
+	month := c.BeginningOfMonth()
+	offset := (int(month.Month()) - 1) % 3
+
+	return Calendar{
+		Time:         month.AddDate(0, -offset, 0),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) BeginningOfYear() Calendar {
+	y, _, _ := c.Date()
+
+	return Calendar{
+		Time:         time.Date(y, time.January, 1, 0, 0, 0, 0, c.Location()),
+		weekStartsAt: c.weekStartsAt}
+}
+
+func (c Calendar) EndOfMinute() Calendar {
+	n := c.BeginningOfMinute()
+
+	return Calendar{
+		Time:         n.Add(time.Minute - time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfHour() Calendar {
+	n := c.BeginningOfHour()
+
+	return Calendar{
+		Time:         n.Add(time.Hour - time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfDay() Calendar {
+	y, m, d := c.Date()
+
+	return Calendar{
+		Time:         time.Date(y, m, d, 23, 59, 59, int(time.Second-time.Nanosecond), c.Location()),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfWeek() Calendar {
+	n := c.BeginningOfWeek()
+
+	return Calendar{
+		Time:         n.AddDate(0, 0, 7).Add(-time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfMonth() Calendar {
+	n := c.BeginningOfMonth()
+
+	return Calendar{
+		Time:         n.AddDate(0, 1, 0).Add(-time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfQuarter() Calendar {
+	n := c.BeginningOfQuarter()
+
+	return Calendar{
+		Time:         n.AddDate(0, 3, 0).Add(-time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) EndOfYear() Calendar {
+	n := c.BeginningOfYear()
+
+	return Calendar{
+		Time:         n.AddDate(1, 0, 0).Add(-time.Nanosecond),
+		weekStartsAt: c.weekStartsAt,
+	}
+}
+
+func (c Calendar) ToTime() time.Time {
+	return c.Time
+}

calendar/calendar_test.go

@@ -0,0 +1,38 @@
+package calendar_test
+
+import (
+	"testing"
+	"time"
+
+	"github.com/charlienet/go-mixed/calendar"
+	"github.com/stretchr/testify/assert"
+)
+
+var format = "2006-01-02 15:04:05.999999999"
+
+func TestToday(t *testing.T) {
+	t.Log(calendar.Today())
+}
+
+func TestBeginningOf(t *testing.T) {
+	a := assert.New(t)
+
+	n := time.Date(2022, 11, 9, 14, 28, 34, 123456789, time.UTC)
+	a.Equal("2022-11-06 00:00:00", calendar.Create(n).BeginningOfWeek().String())
+	a.Equal("2022-11-07 00:00:00", calendar.Create(n).WeekStartsAt(time.Monday).BeginningOfWeek().Format(format))
+	a.Equal("2022-11-09 14:00:00", calendar.Create(n).BeginningOfHour().Format(format))
+	a.Equal("2022-11-01 00:00:00", calendar.Create(n).BeginningOfMonth().Format(format))
+	a.Equal("2022-10-01 00:00:00", calendar.Create(n).BeginningOfQuarter().Format(format))
+}
+
+func TestEndOf(t *testing.T) {
+	a := assert.New(t)
+
+	n := time.Date(2022, 11, 9, 14, 28, 34, 123456789, time.UTC)
+	a.Equal("2022-11-09 14:28:59.999999999", calendar.Create(n).EndOfMinute().Format(format))
+	a.Equal("2022-11-09 14:59:59.999999999", calendar.Create(n).EndOfHour().Format(format))
+	a.Equal("2022-11-09 23:59:59.999999999", calendar.Create(n).EndOfDay().Format(format))
+	a.Equal("2022-11-30 23:59:59.999999999", calendar.Create(n).EndOfMonth().Format(format))
+	a.Equal("2022-12-31 23:59:59.999999999", calendar.Create(n).EndOfQuarter().Format(format))
+	a.Equal("2022-12-31 23:59:59.999999999", calendar.Create(n).EndOfYear().Format(format))
+}

calendar/creator.go

@@ -0,0 +1,40 @@
+package calendar
+
+import "time"
+
+func Now() Calendar {
+	return Create(time.Now())
+}
+
+func Today() Calendar {
+	return Now().BeginningOfDay()
+}
+
+func Create(t time.Time) Calendar {
+	return Calendar{
+		Time:         t,
+		weekStartsAt: WeekStartDay,
+	}
+}
+
+func CreateFromTimestamp(timestamp int64) Calendar {
+	return Create(time.Unix(timestamp, 0))
+}
+
+func CreateFromTimestampMilli(timestamp int64) Calendar {
+	return Create(time.Unix(timestamp/1e3, (timestamp%1e3)*1e6))
+}
+
+func CreateFromTimestampMicro(timestamp int64) Calendar {
+	return Create(time.Unix(timestamp/1e6, (timestamp%1e6)*1e3))
+}
+
+func CreateFromTimestampNano(timestamp int64) Calendar {
+	return Create(time.Unix(timestamp/1e9, timestamp%1e9))
+}
+
+func create(year, month, day, hour, minute, second, nanosecond int) Calendar {
+	return Calendar{
+		Time: time.Date(year, time.Month(month), day, hour, minute, second, nanosecond, time.Local),
+	}
+}

calendar/duration.go

@@ -1,4 +1,4 @@
-package dateconv
+package calendar
 
 import "time"
 

calendar/output.go

@@ -0,0 +1,74 @@
+package calendar
+
+import "time"
+
+// 布局模板常量
+const (
+	ANSICLayout              = time.ANSIC
+	UnixDateLayout           = time.UnixDate
+	RubyDateLayout           = time.RubyDate
+	RFC822Layout             = time.RFC822
+	RFC822ZLayout            = time.RFC822Z
+	RFC850Layout             = time.RFC850
+	RFC1123Layout            = time.RFC1123
+	RFC1123ZLayout           = time.RFC1123Z
+	RssLayout                = time.RFC1123Z
+	KitchenLayout            = time.Kitchen
+	RFC2822Layout            = time.RFC1123Z
+	CookieLayout             = "Monday, 02-Jan-2006 15:04:05 MST"
+	RFC3339Layout            = "2006-01-02T15:04:05Z07:00"
+	RFC3339MilliLayout       = "2006-01-02T15:04:05.999Z07:00"
+	RFC3339MicroLayout       = "2006-01-02T15:04:05.999999Z07:00"
+	RFC3339NanoLayout        = "2006-01-02T15:04:05.999999999Z07:00"
+	ISO8601Layout            = "2006-01-02T15:04:05-07:00"
+	ISO8601MilliLayout       = "2006-01-02T15:04:05.999-07:00"
+	ISO8601MicroLayout       = "2006-01-02T15:04:05.999999-07:00"
+	ISO8601NanoLayout        = "2006-01-02T15:04:05.999999999-07:00"
+	RFC1036Layout            = "Mon, 02 Jan 06 15:04:05 -0700"
+	RFC7231Layout            = "Mon, 02 Jan 2006 15:04:05 GMT"
+	DayDateTimeLayout        = "Mon, Jan 2, 2006 3:04 PM"
+	DateTimeLayout           = "2006-01-02 15:04:05"
+	DateTimeMilliLayout      = "2006-01-02 15:04:05.999"
+	DateTimeMicroLayout      = "2006-01-02 15:04:05.999999"
+	DateTimeNanoLayout       = "2006-01-02 15:04:05.999999999"
+	ShortDateTimeLayout      = "20060102150405"
+	ShortDateTimeMilliLayout = "20060102150405.999"
+	ShortDateTimeMicroLayout = "20060102150405.999999"
+	ShortDateTimeNanoLayout  = "20060102150405.999999999"
+	DateLayout               = "2006-01-02"
+	DateMilliLayout          = "2006-01-02.999"
+	DateMicroLayout          = "2006-01-02.999999"
+	DateNanoLayout           = "2006-01-02.999999999"
+	ShortDateLayout          = "20060102"
+	ShortDateMilliLayout     = "20060102.999"
+	ShortDateMicroLayout     = "20060102.999999"
+	ShortDateNanoLayout      = "20060102.999999999"
+	TimeLayout               = "15:04:05"
+	TimeMilliLayout          = "15:04:05.999"
+	TimeMicroLayout          = "15:04:05.999999"
+	TimeNanoLayout           = "15:04:05.999999999"
+	ShortTimeLayout          = "150405"
+	ShortTimeMilliLayout     = "150405.999"
+	ShortTimeMicroLayout     = "150405.999999"
+	ShortTimeNanoLayout      = "150405.999999999"
+)
+
+func (c Calendar) String() string {
+	return c.ToDateTimeString()
+}
+
+func (c Calendar) ToDateTimeString() string {
+	return c.Format(DateTimeLayout)
+}
+
+func (c Calendar) ToDateTimeInt() int {
+	return c.ToShortDateInt()*1000000 + c.Hour()*10000 + c.Minute()*100 + c.Second()
+}
+
+func (c Calendar) ToShortDateInt() int {
+	return c.Year()*10000 + int(c.Month())*100 + c.Day()
+}
+
+func (c Calendar) ToMonthInt() int {
+	return c.Year()*100 + int(c.Month())
+}

calendar/output_test.go

@@ -0,0 +1,19 @@
+package calendar_test
+
+import (
+	"testing"
+	"time"
+
+	"github.com/charlienet/go-mixed/calendar"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestDayInt(t *testing.T) {
+	assert := assert.New(t)
+
+	n := time.Date(2022, 11, 9, 14, 28, 34, 123456789, time.UTC)
+
+	assert.Equal(20221109, calendar.Create(n).ToShortDateInt())
+	assert.Equal(202211, calendar.Create(n).ToMonthInt())
+	assert.Equal(20221109142834, calendar.Create(n).ToDateTimeInt())
+}

collections/deque/deque.go

@@ -0,0 +1,15 @@
+package deque
+
+import "github.com/charlienet/go-mixed/locker"
+
+type Deque[T any] struct {
+	locker locker.RWLocker
+}
+
+func New[T any]() *Deque[T] {
+	return &Deque[T]{
+		locker: locker.EmptyLocker,
+	}
+}
+
+

collections/deque/deque_test.go

@@ -0,0 +1 @@
+package deque_test

collections/list/array_list.go

@@ -0,0 +1,199 @@
+package list
+
+import (
+	"github.com/charlienet/go-mixed/locker"
+)
+
+const minCapacity = 16
+
+type ArrayList[T any] struct {
+	buf    []T
+	head   int
+	tail   int
+	minCap int
+	list[T]
+}
+
+func NewArrayList[T any](elems ...T) *ArrayList[T] {
+	minCap := minCapacity
+
+	size := len(elems)
+	for minCap < size {
+		minCap <<= 1
+	}
+
+	var tail int = size
+	var buf []T
+
+	if len(elems) > 0 {
+		buf = make([]T, minCap)
+		copy(buf, elems)
+	}
+
+	l := &ArrayList[T]{
+		list:   list[T]{size: size, locker: locker.EmptyLocker},
+		buf:    buf,
+		tail:   tail,
+		minCap: minCap,
+	}
+
+	// for _, v := range elems {
+	// 	l.PushBack(v)
+	// }
+
+	return l
+}
+
+func (l *ArrayList[T]) PushFront(v T) {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	l.grow()
+
+	l.head = l.prev(l.head)
+	l.buf[l.head] = v
+	l.size++
+}
+
+func (l *ArrayList[T]) PushBack(v T) {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	l.grow()
+
+	l.buf[l.tail] = v
+
+	l.tail = l.next(l.tail)
+	l.size++
+}
+
+func (l *ArrayList[T]) PopFront() T {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	if l.size <= 0 {
+		panic("list: PopFront() called on empty list")
+	}
+	ret := l.buf[l.head]
+	var zero T
+	l.buf[l.head] = zero
+
+	l.head = l.next(l.head)
+	l.size--
+
+	l.shrink()
+	return ret
+}
+
+func (l *ArrayList[T]) PopBack() T {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	l.tail = l.prev(l.tail)
+
+	ret := l.buf[l.tail]
+	var zero T
+	l.buf[l.tail] = zero
+	l.size--
+
+	l.shrink()
+	return ret
+}
+
+func (l *ArrayList[T]) RemoveAt(at int) T {
+	if at < 0 || at >= l.Size() {
+		panic(ErrorOutOffRange)
+	}
+
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	rm := (l.head + at) & (len(l.buf) - 1)
+	if at*2 < l.size {
+		for i := 0; i < at; i++ {
+			prev := l.prev(rm)
+			l.buf[prev], l.buf[rm] = l.buf[rm], l.buf[prev]
+			rm = prev
+		}
+		return l.PopFront()
+	}
+	swaps := l.size - at - 1
+	for i := 0; i < swaps; i++ {
+		next := l.next(rm)
+		l.buf[rm], l.buf[next] = l.buf[next], l.buf[rm]
+		rm = next
+	}
+	return l.PopBack()
+}
+
+func (l *ArrayList[T]) Front() T {
+	l.locker.RLock()
+	defer l.locker.RUnlock()
+
+	return l.buf[l.head]
+}
+
+func (l *ArrayList[T]) Back() T {
+	l.locker.RLock()
+	defer l.locker.RUnlock()
+
+	return l.buf[l.tail]
+}
+
+func (l *ArrayList[T]) ForEach(fn func(T)) {
+	l.locker.RLock()
+	defer l.locker.RUnlock()
+
+	n := l.head
+	for i := 0; i < l.size; i++ {
+		fn(l.buf[n])
+
+		n = l.next(n)
+	}
+}
+
+func (q *ArrayList[T]) prev(i int) int {
+	return (i - 1) & (len(q.buf) - 1)
+}
+
+func (l *ArrayList[T]) next(i int) int {
+	return (i + 1) & (len(l.buf) - 1)
+}
+
+func (l *ArrayList[T]) grow() {
+	if l.size != len(l.buf) {
+		return
+	}
+	if len(l.buf) == 0 {
+		if l.minCap == 0 {
+			l.minCap = minCapacity
+		}
+		l.buf = make([]T, l.minCap)
+		return
+	}
+
+	l.resize()
+}
+
+func (l *ArrayList[T]) shrink() {
+	if len(l.buf) > l.minCap && (l.size<<2) == len(l.buf) {
+		l.resize()
+	}
+}
+
+// resize resizes the list to fit exactly twice its current contents. This is
+// used to grow the list when it is full, and also to shrink it when it is
+// only a quarter full.
+func (l *ArrayList[T]) resize() {
+	newBuf := make([]T, l.size<<1)
+	if l.tail > l.head {
+		copy(newBuf, l.buf[l.head:l.tail])
+	} else {
+		n := copy(newBuf, l.buf[l.head:])
+		copy(newBuf[n:], l.buf[:l.tail])
+	}
+
+	l.head = 0
+	l.tail = l.size
+	l.buf = newBuf
+}

collections/list/array_list_test.go

@@ -0,0 +1,43 @@
+package list_test
+
+import (
+	"testing"
+
+	"github.com/charlienet/go-mixed/collections/list"
+)
+
+func TestNewArrayList(t *testing.T) {
+	l := list.NewArrayList(1, 2, 3)
+
+	l.ForEach(func(i int) {
+		t.Log(i)
+	})
+
+}
+
+func TestArrayPushBack(t *testing.T) {
+	l := list.NewArrayList[int]()
+
+	l.PushBack(1)
+	l.PushBack(2)
+	l.PushBack(3)
+
+	l.ForEach(func(i int) {
+		t.Log(i)
+	})
+}
+
+func TestArrayPushFront(t *testing.T) {
+	l := list.NewArrayList[int]()
+
+	l.PushFront(1)
+	l.PushFront(2)
+	l.PushFront(3)
+
+	l.PushBack(99)
+	l.PushBack(88)
+
+	l.ForEach(func(i int) {
+		t.Log(i)
+	})
+}

collections/list/linked_list.go

@@ -0,0 +1,163 @@
+package list
+
+import (
+	"github.com/charlienet/go-mixed/locker"
+)
+
+type LinkedList[T any] struct {
+	list[T]
+	front, tail *LinkedNode[T]
+}
+
+type LinkedNode[T any] struct {
+	Value      T
+	Prev, Next *LinkedNode[T]
+}
+
+// NewLinkedList 初始化链表
+func NewLinkedList[T any](elems ...T) *LinkedList[T] {
+	l := &LinkedList[T]{
+		list: list[T]{locker: locker.EmptyLocker},
+	}
+
+	for _, e := range elems {
+		l.pushBackNode(&LinkedNode[T]{Value: e})
+	}
+
+	return l
+}
+
+func (l *LinkedList[T]) PushBack(v T) *LinkedList[T] {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	l.pushBackNode(&LinkedNode[T]{Value: v})
+
+	return l
+}
+
+func (l *LinkedList[T]) PushFront(v T) *LinkedList[T] {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	l.pushFrontNode(&LinkedNode[T]{Value: v})
+
+	return l
+}
+
+func (l *LinkedList[T]) FrontNode() *LinkedNode[T] {
+	return l.front
+}
+
+func (l *LinkedList[T]) Front() T {
+	return l.FrontNode().Value
+}
+
+func (l *LinkedList[T]) BackNode() *LinkedNode[T] {
+	return l.tail
+}
+
+func (l *LinkedList[T]) Back() T {
+	if l.size == 0 {
+		panic(ErrorOutOffRange)
+	}
+	return l.tail.Value
+}
+
+func (l *LinkedList[T]) ForEach(fn func(T) bool) {
+	l.locker.RLock()
+	defer l.locker.RUnlock()
+
+	for current := l.front; current != nil; current = current.Next {
+		if fn(current.Value) {
+			break
+		}
+	}
+}
+
+func (l *LinkedList[T]) GetAt(i int) T {
+	if i <= l.Size() {
+		var n int
+		for current := l.front; current != nil; current = current.Next {
+			if n == i {
+				return current.Value
+			}
+			n++
+		}
+	}
+
+	return *new(T)
+}
+
+func (l *LinkedList[T]) Remove(n *LinkedNode[T]) {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	if n.Next != nil {
+		n.Next.Prev = n.Prev
+	} else {
+		l.tail = n.Prev
+	}
+
+	if n.Prev != nil {
+		n.Prev.Next = n.Next
+	} else {
+		l.front = n.Next
+	}
+
+	n.Next = nil
+	n.Prev = nil
+
+	l.size--
+}
+
+func (l *LinkedList[T]) RemoveAt(index int) {
+	l.locker.Lock()
+	defer l.locker.Unlock()
+
+	var i int
+	for current := l.front; current != nil; current = current.Next {
+		if i == index {
+
+			// 重连接
+			current.Prev.Next = current.Next
+			current.Next.Prev = current.Prev
+
+			current.Prev = nil
+			current.Next = nil
+
+			l.size--
+			break
+		}
+
+		i++
+	}
+}
+
+func (l *LinkedList[T]) pushBackNode(n *LinkedNode[T]) {
+	n.Next = nil
+	n.Prev = l.tail
+
+	if l.tail != nil {
+		l.tail.Next = n
+	} else {
+		l.front = n
+	}
+
+	l.tail = n
+
+	l.size++
+}
+
+func (l *LinkedList[T]) pushFrontNode(n *LinkedNode[T]) {
+	n.Next = l.front
+	n.Prev = nil
+	if l.front != nil {
+		l.front.Prev = n
+	} else {
+		l.tail = n
+	}
+	l.front = n
+
+	l.size++
+}

collections/list/linked_list_test.go

@@ -0,0 +1,103 @@
+package list_test
+
+import (
+	"testing"
+
+	"github.com/charlienet/go-mixed/collections/list"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPushBack(t *testing.T) {
+	l := list.NewLinkedList[int]()
+	l.PushBack(1)
+	l.PushBack(2)
+	l.PushBack(3)
+
+	l.ForEach(func(i int) bool {
+		t.Log(i)
+		return false
+	})
+}
+
+func TestPushFront(t *testing.T) {
+	l := list.NewLinkedList[int]()
+	l.PushFront(1)
+	l.PushFront(2)
+	l.PushFront(3)
+
+	l.ForEach(func(i int) bool {
+		t.Log(i)
+		return false
+	})
+}
+
+func TestRemoveAt(t *testing.T) {
+
+	l := list.NewLinkedList[int]()
+	l.PushBack(1)
+	l.PushBack(2)
+	l.PushBack(3)
+
+	l.RemoveAt(1)
+
+	l.ForEach(func(i int) bool {
+		t.Log(i)
+		return false
+	})
+
+	t.Log()
+
+	l.RemoveAt(0)
+	l.ForEach(func(i int) bool {
+		t.Log(i)
+		return false
+	})
+
+}
+
+func TestSize(t *testing.T) {
+	l := list.NewLinkedList[int]()
+	l.PushBack(1)
+	l.PushBack(2)
+	l.PushBack(3)
+
+	assert.Equal(t, 3, l.Size())
+
+	l.RemoveAt(0)
+	assert.Equal(t, 2, l.Size())
+}
+
+func TestLinkedListToSlice(t *testing.T) {
+	l := list.NewLinkedList[int]()
+	l.PushBack(1)
+	l.PushBack(2)
+	l.PushBack(3)
+
+	s := l.ToSlice()
+	t.Log(s)
+}
+
+func BenchmarkLinkedList(b *testing.B) {
+	l := list.NewLinkedList[int]()
+	l.Synchronize()
+
+	for i := 0; i < b.N; i++ {
+		l.PushBack(i)
+	}
+}
+
+func TestRemoveNode(t *testing.T) {
+	l := list.NewLinkedList(1, 2, 3, 4, 5)
+
+	// l.ForEach(func(i int) bool {
+	// 	t.Log(i)
+
+	// 	return false
+	// })
+
+	l.RemoveAt(1)
+	for currnet := l.FrontNode(); currnet != nil; currnet = currnet.Next {
+		t.Logf("%p   %+v", currnet, currnet)
+	}
+
+}

collections/list/list.go

@@ -0,0 +1,35 @@
+package list
+
+import (
+	"errors"
+
+	"github.com/charlienet/go-mixed/locker"
+)
+
+var ErrorOutOffRange = errors.New("out of range")
+
+type List[T any] interface {
+}
+
+type list[T any] struct {
+	size   int
+	locker locker.RWLocker
+}
+
+func (l *list[T]) Synchronize() {
+	l.locker = locker.NewRWLocker()
+}
+
+func (l *list[T]) ForEach(fn func(T) bool) { panic("Not Implemented") }
+
+func (l *LinkedList[T]) ToSlice() []T {
+	s := make([]T, 0, l.Size())
+	l.ForEach(func(t T) bool {
+		s = append(s, t)
+		return false
+	})
+
+	return s
+}
+
+func (l *list[T]) Size() int { return l.size }

collections/node.go

@@ -1 +0,0 @@
-package collections

collections/options.go

@@ -1,11 +0,0 @@
-package collections
-
-import "github.com/charlienet/go-mixed/locker"
-
-type options struct {
-	mu locker.RWLocker
-}
-
-func emptyLocker() locker.RWLocker {
-	return locker.EmptyLocker
-}

collections/queue/queue.go

@@ -0,0 +1,35 @@
+package queue
+
+import (
+	"github.com/charlienet/go-mixed/collections/list"
+)
+
+type Queue[T any] struct {
+	list list.LinkedList[T]
+}
+
+func NewQueue[T any]() *Queue[T] {
+	return &Queue[T]{}
+}
+
+func (q *Queue[T]) Synchronize() *Queue[T] {
+	q.list.Synchronize()
+
+	return q
+}
+
+func (q *Queue[T]) Push(v T) {
+
+}
+
+func (q *Queue[T]) Pop(v T) {
+
+}
+
+func (q *Queue[T]) Size() int {
+	return q.list.Size()
+}
+
+func (q *Queue[T]) IsEmpty() bool {
+	return false
+}

collections/queue/queue_test.go

@@ -0,0 +1 @@
+package queue_test

collections/rbtree/rbtree.go

@@ -0,0 +1 @@
+package rbtree

collections/rbtree/rbtree_test.go

@@ -0,0 +1 @@
+package rbtree

collections/rw_queue.go

@@ -1,42 +0,0 @@
-package collections
-
-import "sync"
-
-type rw_queue[T any] struct {
-	q  Queue[T]
-	mu sync.Mutex
-}
-
-func (q *rw_queue[T]) Push(v T) {
-	q.mu.Lock()
-	q.q.Put(v)
-	q.mu.Unlock()
-}
-
-func (q *rw_queue[T]) Pop() T {
-	q.mu.Lock()
-	defer q.mu.Unlock()
-
-	return q.q.Poll()
-}
-
-func (q *rw_queue[T]) Peek() T {
-	q.mu.Lock()
-	defer q.mu.Unlock()
-
-	return q.q.Peek()
-}
-
-func (q *rw_queue[T]) Size() int {
-	q.mu.Lock()
-	defer q.mu.Unlock()
-
-	return q.q.Size()
-}
-
-func (q *rw_queue[T]) IsEmpty() bool {
-	q.mu.Lock()
-	defer q.mu.Unlock()
-
-	return q.q.IsEmpty()
-}

collections/stack/stack.go

@@ -1,4 +1,4 @@
-package collections
+package stack
 
 import "sync"
 

collections/stack/stack_test.go

@@ -1,13 +1,13 @@
-package collections_test
+package stack_test
 
 import (
 	"testing"
 
-	"github.com/charlienet/go-mixed/collections"
+	"github.com/charlienet/go-mixed/collections/stack"
 )
 
 func TestStack(t *testing.T) {
-	arrayStack := collections.NewArrayStack[string]()
+	arrayStack := stack.NewArrayStack[string]()
 	arrayStack.Push("cat")
 	arrayStack.Push("dog")
 	arrayStack.Push("hen")

dateconv/date_test.go

@@ -1,12 +0,0 @@
-package dateconv_test
-
-import (
-	"testing"
-
-	"github.com/charlienet/go-mixed/dateconv"
-)
-
-func TestToday(t *testing.T) {
-	today := dateconv.Today()
-	t.Log(dateconv.TimeToString(&today))
-}

dateconv/dateconv.go

@@ -1,44 +0,0 @@
-package dateconv
-
-import (
-	"time"
-)
-
-const (
-	layoutDate        = "2006-01-02"
-	layoutTime        = "2006-01-02 15:04:05"
-	layoutTimeMilli   = "2006-01-02 15:04:05.000"
-	layoutChineseDate = "2006年01月02日"
-	layoutChineseTime = "2006年01月02日 15:04:05"
-)
-
-func Today() time.Time {
-	t := time.Now()
-	year, month, day := t.Date()
-	return time.Date(year, month, day, 0, 0, 0, 0, t.Location())
-}
-
-// 日期转换为整数（如:20211222）
-func DateToInt(date time.Time) int {
-	return date.Year()*10000 + int(date.Month())*100 + date.Day()
-}
-
-// 日期转换为字符串
-func DateToString(date *time.Time) string { return formatTime(date, layoutDate) }
-
-// 时间转换为字符串
-func TimeToString(date *time.Time) string { return formatTime(date, layoutTime) }
-
-// 日期转换为中文
-func DateToChinese(t *time.Time) string { return formatTime(t, layoutChineseDate) }
-
-// 时间转换为中文
-func TimeToChinese(t *time.Time) string { return formatTime(t, layoutChineseTime) }
-
-func formatTime(t *time.Time, f string) string {
-	if t == nil || t.IsZero() {
-		return ""
-	}
-
-	return t.Format(f)
-}

dateconv/duration_test.go

@@ -1,10 +0,0 @@
-package dateconv
-
-import (
-	"testing"
-)
-
-func TestParseDuration(t *testing.T) {
-	t.Log(ParseDuration(""))
-	t.Log(ParseDuration("abc"))
-}

expr/expr.go

@@ -1,9 +1,128 @@
 package expr
 
 // 如为真返回参数一，否则返回参数二
-func If[T any](e bool, v1, v2 T) T {
+func Ternary[T any](e bool, v1, v2 T) T {
 	if e {
 		return v1
 	}
 	return v2
 }
+
+func TernaryF[T any](condition bool, ifFunc func() T, elseFunc func() T) T {
+	if condition {
+		return ifFunc()
+	}
+
+	return elseFunc()
+}
+
+type ifElse[T any] struct {
+	result T
+	done   bool
+}
+
+func If[T any](condition bool, result T) *ifElse[T] {
+	if condition {
+		return &ifElse[T]{result, true}
+	}
+
+	var t T
+	return &ifElse[T]{t, false}
+}
+
+func IfF[T any](condition bool, resultF func() T) *ifElse[T] {
+	if condition {
+		return &ifElse[T]{resultF(), true}
+	}
+
+	var t T
+	return &ifElse[T]{t, false}
+}
+
+func (i *ifElse[T]) ElseIf(condition bool, result T) *ifElse[T] {
+	if !i.done && condition {
+		i.result = result
+		i.done = true
+	}
+
+	return i
+}
+
+func (i *ifElse[T]) ElseIfF(condition bool, resultF func() T) *ifElse[T] {
+	if !i.done && condition {
+		i.result = resultF()
+		i.done = true
+	}
+
+	return i
+}
+
+func (i *ifElse[T]) Else(result T) T {
+	if i.done {
+		return i.result
+	}
+
+	return result
+}
+
+func (i *ifElse[T]) ElseF(resultF func() T) T {
+	if i.done {
+		return i.result
+	}
+
+	return resultF()
+}
+
+type switchCase[T comparable, R any] struct {
+	predicate T
+	result    R
+	done      bool
+}
+
+func Switch[T comparable, R any](predicate T) *switchCase[T, R] {
+	var result R
+
+	return &switchCase[T, R]{
+		predicate,
+		result,
+		false,
+	}
+}
+
+func SwitchF[T comparable, R any](predicate func() T) *switchCase[T, R] {
+	return Switch[T, R](predicate())
+}
+
+func (s *switchCase[T, R]) Case(val T, result R) *switchCase[T, R] {
+	if !s.done && s.predicate == val {
+		s.result = result
+		s.done = true
+	}
+
+	return s
+}
+
+func (s *switchCase[T, R]) CaseF(val T, cb func() R) *switchCase[T, R] {
+	if !s.done && s.predicate == val {
+		s.result = cb()
+		s.done = true
+	}
+
+	return s
+}
+
+func (s *switchCase[T, R]) Default(result R) R {
+	if !s.done {
+		s.result = result
+	}
+
+	return s.result
+}
+
+func (s *switchCase[T, R]) DefaultF(cb func() R) R {
+	if !s.done {
+		s.result = cb()
+	}
+
+	return s.result
+}

expr/expr_test.go

@@ -1,9 +1,31 @@
 package expr
 
-import "testing"
+import (
+	"testing"
 
-func TestIf(t *testing.T) {
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTernary(t *testing.T) {
 	v1 := 10
 	v2 := 4
-	t.Log(If(v1 > v2, v1, v2))
+	t.Log(Ternary(v1 > v2, v1, v2))
+}
+
+func TestIf(t *testing.T) {
+	is := assert.New(t)
+
+	is.Equal(1, If(true, 1).ElseIf(false, 2).Else(3))
+	is.Equal(1, If(true, 1).ElseIf(true, 2).Else(3))
+	is.Equal(2, If(false, 1).ElseIf(true, 2).Else(3))
+	is.Equal(3, If(false, 1).ElseIf(false, 2).Else(3))
+}
+
+func TestSwitch(t *testing.T) {
+	is := assert.New(t)
+
+	is.Equal(1, Switch[int, int](42).Case(42, 1).Case(1, 2).Default(3))
+	is.Equal(1, Switch[int, int](42).Case(42, 1).Case(42, 2).Default(3))
+	is.Equal(1, Switch[int, int](42).Case(1, 1).Case(42, 2).Default(3))
+	is.Equal(1, Switch[int, int](42).Case(1, 1).Case(1, 2).Default(3))
 }

go.mod

@@ -3,7 +3,7 @@ module github.com/charlienet/go-mixed
 go 1.18
 
 require (
-	github.com/bits-and-blooms/bitset v1.3.0
+	github.com/bits-and-blooms/bitset v1.3.3
 	github.com/cespare/xxhash/v2 v2.1.2
 	github.com/go-playground/universal-translator v0.18.0
 	github.com/json-iterator/go v1.1.12
@@ -13,6 +13,7 @@ require (
 )
 
 require (
+	github.com/alicebob/gopher-json v0.0.0-20200520072559-a9ecdc9d1d3a // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/fastly/go-utils v0.0.0-20180712184237-d95a45783239 // indirect
@@ -25,19 +26,24 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/tebeka/strftime v0.1.5 // indirect
+	github.com/yuin/gopher-lua v0.0.0-20210529063254-f4c35e4016d9 // indirect
+	golang.org/x/text v0.3.7 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
 require (
+	github.com/alicebob/miniredis/v2 v2.23.0
 	github.com/allegro/bigcache/v3 v3.0.2
+	github.com/alphadose/haxmap v1.0.2
 	github.com/antonfisher/nested-logrus-formatter v1.3.1
-	github.com/coocood/freecache v1.2.1
+	github.com/coocood/freecache v1.2.2
 	github.com/dlclark/regexp2 v1.7.0
 	github.com/go-redis/redis/v8 v8.11.5
 	github.com/lestrrat/go-file-rotatelogs v0.0.0-20180223000712-d3151e2a480f
 	github.com/pkg/errors v0.9.1
 	github.com/sirupsen/logrus v1.9.0
 	github.com/stretchr/testify v1.8.0
+	github.com/vmihailenco/go-tinylfu v0.2.2
 	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa
 	golang.org/x/exp v0.0.0-20220722155223-a9213eeb770e
 	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect

go.sum

@@ -1,28 +1,34 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/alicebob/gopher-json v0.0.0-20200520072559-a9ecdc9d1d3a h1:HbKu58rmZpUGpz5+4FfNmIU+FmZg2P3Xaj2v2bfNWmk=
+github.com/alicebob/gopher-json v0.0.0-20200520072559-a9ecdc9d1d3a/go.mod h1:SGnFV6hVsYE877CKEZ6tDNTjaSXYUk6QqoIK6PrAtcc=
+github.com/alicebob/miniredis/v2 v2.23.0 h1:+lwAJYjvvdIVg6doFHuotFjueJ/7KY10xo/vm3X3Scw=
+github.com/alicebob/miniredis/v2 v2.23.0/go.mod h1:XNqvJdQJv5mSuVMc0ynneafpnL/zv52acZ6kqeS0t88=
 github.com/allegro/bigcache/v3 v3.0.2 h1:AKZCw+5eAaVyNTBmI2fgyPVJhHkdWder3O9IrprcQfI=
 github.com/allegro/bigcache/v3 v3.0.2/go.mod h1:aPyh7jEvrog9zAwx5N7+JUQX5dZTSGpxF1LAR4dr35I=
+github.com/alphadose/haxmap v1.0.2 h1:ZZwFf15DcsAz4O+SyqrpH/xeO5Plh7mNRXDM9QIcWQQ=
+github.com/alphadose/haxmap v1.0.2/go.mod h1:Pq2IXbl9/ytYHfrIAd7rIVtZQ2ezdIhZfvdqOizDeWY=
 github.com/antonfisher/nested-logrus-formatter v1.3.1 h1:NFJIr+pzwv5QLHTPyKz9UMEoHck02Q9L0FP13b/xSbQ=
 github.com/antonfisher/nested-logrus-formatter v1.3.1/go.mod h1:6WTfyWFkBc9+zyBaKIqRrg/KwMqBbodBjgbHjDz7zjA=
-github.com/bits-and-blooms/bitset v1.2.2 h1:J5gbX05GpMdBjCvQ9MteIg2KKDExr7DrgK+Yc15FvIk=
-github.com/bits-and-blooms/bitset v1.2.2/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA=
-github.com/bits-and-blooms/bitset v1.3.0 h1:h7mv5q31cthBTd7V4kLAZaIThj1e8vPGcSqpPue9KVI=
-github.com/bits-and-blooms/bitset v1.3.0/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA=
+github.com/bits-and-blooms/bitset v1.3.3 h1:R1XWiopGiXf66xygsiLpzLo67xEYvMkHw3w+rCOSAwg=
+github.com/bits-and-blooms/bitset v1.3.3/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
 github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
-github.com/coocood/freecache v1.2.1 h1:/v1CqMq45NFH9mp/Pt142reundeBM0dVUD3osQBeu/U=
-github.com/coocood/freecache v1.2.1/go.mod h1:RBUWa/Cy+OHdfTGFEhEuE1pMCMX51Ncizj7rthiQ3vk=
+github.com/coocood/freecache v1.2.2 h1:UPkJCxhRujykq1jXuwxAPgDHnm6lKGrLZPnuHzgWRtE=
+github.com/coocood/freecache v1.2.2/go.mod h1:RBUWa/Cy+OHdfTGFEhEuE1pMCMX51Ncizj7rthiQ3vk=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
-github.com/dlclark/regexp2 v1.4.0 h1:F1rxgk7p4uKjwIQxBs9oAXe5CqrXlCduYEJvrF4u93E=
-github.com/dlclark/regexp2 v1.4.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
 github.com/dlclark/regexp2 v1.7.0 h1:7lJfhqlPssTb1WQx4yvTHN0uElPEv52sbaECrAQxjAo=
 github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
@@ -80,15 +86,12 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/shopspring/decimal v1.3.1 h1:2Usl1nmF/WZucqkFZhnfFYxxxu8LG21F6nPQBE5gKV8=
 github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
-github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
-github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
 github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
 github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
 github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
-github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -98,16 +101,16 @@ github.com/tebeka/strftime v0.1.5 h1:1NQKN1NiQgkqd/2moD6ySP/5CoZQsKa1d3ZhJ44Jpmg
 github.com/tebeka/strftime v0.1.5/go.mod h1:29/OidkoWHdEKZqzyDLUyC+LmgDgdHo4WAFCDT7D/Ig=
 github.com/tjfoc/gmsm v1.4.1 h1:aMe1GlZb+0bLjn+cKTPEvvn9oUEBlJitaZiiBwsbgho=
 github.com/tjfoc/gmsm v1.4.1/go.mod h1:j4INPkHWMrhJb38G+J6W4Tw0AbuN8Thu3PbdVYhVcTE=
+github.com/vmihailenco/go-tinylfu v0.2.2 h1:H1eiG6HM36iniK6+21n9LLpzx1G9R3DJa2UjUjbynsI=
+github.com/vmihailenco/go-tinylfu v0.2.2/go.mod h1:CutYi2Q9puTxfcolkliPq4npPuofg9N9t8JVrjzwa3Q=
+github.com/yuin/gopher-lua v0.0.0-20210529063254-f4c35e4016d9 h1:k/gmLsJDWwWqbLCur2yWnJzwQEKRcAHXo6seXGuSwWw=
+github.com/yuin/gopher-lua v0.0.0-20210529063254-f4c35e4016d9/go.mod h1:E1AXubJBdNmFERAOucpDIxNzeGfLzg0mYh+UfMWdChA=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d h1:sK3txAijHtOK88l68nt020reeT1ZdKLIYetKl95FzVY=
-golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa h1:zuSxTR4o9y82ebqCUJYNGJbGPo6sKVl54f/TVDObg1c=
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
-golang.org/x/exp v0.0.0-20220713135740-79cabaa25d75 h1:x03zeu7B2B11ySp+daztnwM5oBJ/8wGUSqrwcw9L0RA=
-golang.org/x/exp v0.0.0-20220713135740-79cabaa25d75/go.mod h1:Kr81I6Kryrl9sr8s2FK3vxD90NdsKWRuOIl2O4CvYbA=
 golang.org/x/exp v0.0.0-20220722155223-a9213eeb770e h1:+WEEuIdZHnUeJJmEUjyYC2gfUMj69yZXw17EnHg/otA=
 golang.org/x/exp v0.0.0-20220722155223-a9213eeb770e/go.mod h1:Kr81I6Kryrl9sr8s2FK3vxD90NdsKWRuOIl2O4CvYbA=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -125,20 +128,18 @@ golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190204203706-41f3e6584952/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20220712014510-0a85c31ab51e h1:NHvCuwuS43lGnYhten69ZWqi2QOj/CiDNcKbVqwVoew=
-golang.org/x/sys v0.0.0-20220712014510-0a85c31ab51e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8 h1:0A+M6Uqn+Eje4kHMK80dtF3JCXC4ykBgQG4Fe06QRhQ=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f h1:v4INt8xihDGvnrfjMDVXGxw9wrfxYyCjk0KbXjhR55s=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=

ip_range/ip_range.go

@@ -43,7 +43,7 @@ func (r *rangeSegment) Contains(ip netip.Addr) bool {
 	return ip.Compare(r.start) >= 0 && ip.Compare(r.end) <= 0
 }
 
-// IP范围判断，支持以下规则:
+// NewRange IP范围判断，支持以下规则:
 // 单IP地址，如 192.168.100.2
 // IP范围, 如 192.168.100.120-192.168.100.150
 // 掩码模式，如 192.168.2.0/24

json/struct_json.go

@@ -2,12 +2,13 @@ package json
 
 import "github.com/charlienet/go-mixed/bytesconv"
 
+// StructToJsonIndent 结构转换为带格式字符串
 func StructToJsonIndent(obj any) string {
 	b, _ := MarshalIndent(obj, "", "  ")
 	return bytesconv.BytesToString(b)
 }
 
-// 结构转换为json字符串
+// StructToJson 结构转换为json字符串
 func StructToJson(obj any) string {
 	b, _ := Marshal(obj)
 	return bytesconv.BytesToString(b)

locker/source_locker.go

@@ -11,7 +11,7 @@ type countLocker struct {
 	Count int32
 }
 
-// 资源锁
+// SourceLocker 资源锁
 type SourceLocker struct {
 	m     RWLocker
 	locks map[string]*countLocker
@@ -43,13 +43,13 @@ func (s *SourceLocker) Lock(key string) {
 			l2.Lock()
 			fmt.Println("二次检查加锁")
 		} else {
-			new := NewLocker()
-			s.locks[key] = &countLocker{Locker: new, Count: 1}
+			n := NewLocker()
+			s.locks[key] = &countLocker{Locker: n, Count: 1}
 
 			s.m.Unlock()
 
-			fmt.Printf("新锁准备加锁:%p\n", new)
-			new.Lock()
+			fmt.Printf("新锁准备加锁:%p\n", n)
+			n.Lock()
 
 			fmt.Println("初始加锁")
 		}
@@ -85,10 +85,10 @@ func (s *SourceLocker) TryLock(key string) bool {
 		s.m.RUnlock()
 
 		s.m.Lock()
-		new := NewLocker()
-		s.locks[key] = &countLocker{Locker: new, Count: 1}
+		n := NewLocker()
+		s.locks[key] = &countLocker{Locker: n, Count: 1}
 		s.m.Unlock()
 
-		return new.TryLock()
+		return n.TryLock()
 	}
 }

maps/concurrent_map.go

@@ -7,17 +7,16 @@ import (
 
 	"github.com/charlienet/go-mixed/bytesconv"
 	"github.com/charlienet/go-mixed/hash"
-	"golang.org/x/exp/constraints"
 )
 
 var defaultNumOfBuckets = runtime.GOMAXPROCS(runtime.NumCPU())
 
-type concurrnetMap[K constraints.Ordered, V any] struct {
+type concurrnetMap[K hashable, V any] struct {
 	buckets      []Map[K, V]
 	numOfBuckets uint64
 }
 
-func NewConcurrentMap[K constraints.Ordered, V any](maps ...map[K]V) *concurrnetMap[K, V] {
+func NewConcurrentMap[K hashable, V any](maps ...map[K]V) *concurrnetMap[K, V] {
 	num := defaultNumOfBuckets
 
 	buckets := make([]Map[K, V], num)
@@ -57,16 +56,16 @@ func (m *concurrnetMap[K, V]) Exist(key K) bool {
 	return mm.Exist(key)
 }
 
-func (m *concurrnetMap[K, V]) Iter() <-chan *Entry[K, V] {
-	num := int(m.numOfBuckets)
-	ch := make(chan *Entry[K, V], m.Count())
-	for i := 0; i < num; i++ {
-		c := m.buckets[i].Iter()
-		ch <- <-c
-	}
+// func (m *concurrnetMap[K, V]) Iter() <-chan *Entry[K, V] {
+// 	num := int(m.numOfBuckets)
+// 	ch := make(chan *Entry[K, V], m.Count())
+// 	for i := 0; i < num; i++ {
+// 		c := m.buckets[i].Iter()
+// 		ch <- <-c
+// 	}
 
-	return ch
-}
+// 	return ch
+// }
 
 func (m *concurrnetMap[K, V]) Keys() []K {
 	keys := make([]K, m.Count())
@@ -111,27 +110,6 @@ func (m *concurrnetMap[K, V]) ForEach(f func(K, V) bool) {
 	wg.Wait()
 }
 
-func (m *concurrnetMap[K, V]) Clone() Map[K, V] {
-
-	num := int(m.numOfBuckets)
-
-	buckets := make([]Map[K, V], m.numOfBuckets)
-	for i := 0; i < num; i++ {
-		buckets[i] = m.buckets[i].Clone()
-	}
-
-	return &concurrnetMap[K, V]{
-		buckets:      buckets,
-		numOfBuckets: m.numOfBuckets,
-	}
-}
-
-func (m *concurrnetMap[K, V]) Clear() {
-	for i := 0; i < int(m.numOfBuckets); i++ {
-		m.buckets[i].Clear()
-	}
-}
-
 func (m *concurrnetMap[K, V]) Count() int {
 	var count int
 	for i := 0; i < int(m.numOfBuckets); i++ {

maps/hash_map.go

@@ -2,15 +2,14 @@ package maps
 
 import (
 	"github.com/charlienet/go-mixed/locker"
-	"golang.org/x/exp/constraints"
 )
 
-type hashMap[K constraints.Ordered, V any] struct {
+type hashMap[K hashable, V any] struct {
 	m   map[K]V
 	opt *options
 }
 
-func NewHashMap[K constraints.Ordered, V any](maps ...map[K]V) *hashMap[K, V] {
+func NewHashMap[K hashable, V any](maps ...map[K]V) *hashMap[K, V] {
 	m := make(map[K]V)
 	if len(maps) > 0 {
 		m = Merge(maps...)

maps/hash_map_test.go

@@ -25,3 +25,8 @@ func TestForEach(t *testing.T) {
 		assert.True(t, hashMap.Exist(k))
 	}
 }
+
+func TestSynchronize(t *testing.T) {
+	mep := NewHashMap[string, string]().Synchronize()
+	mep.Set("aaaa", "bbb")
+}

maps/haxmap.go

@@ -0,0 +1,81 @@
+package maps
+
+import (
+	"github.com/alphadose/haxmap"
+)
+
+type haxHashable interface {
+	int | int8 | int16 | int32 | int64 | uint | uint8 | uint16 | uint32 | uint64 | uintptr | float32 | float64 | string | complex64 | complex128
+}
+
+var _ Map[string, string] = &haxmapWrapper[string, string]{}
+
+type haxmapWrapper[K haxHashable, V any] struct {
+	mep *haxmap.Map[K, V]
+}
+
+func NewHaxmap[K haxHashable, V any](size int) *haxmapWrapper[K, V] {
+	return &haxmapWrapper[K, V]{
+		mep: haxmap.New[K, V](uintptr(size)),
+	}
+}
+
+func (m *haxmapWrapper[K, V]) Set(k K, v V) {
+	m.mep.Set(k, v)
+}
+
+func (m *haxmapWrapper[K, V]) Get(k K) (V, bool) {
+	return m.mep.Get(k)
+}
+
+func (m *haxmapWrapper[K, V]) Keys() []K {
+	keys := make([]K, 0, m.mep.Len())
+	m.mep.ForEach(func(k K, v V) bool {
+		keys = append(keys, k)
+
+		return true
+	})
+
+	return keys
+}
+
+func (m *haxmapWrapper[K, V]) Values() []V {
+	values := make([]V, 0, m.mep.Len())
+	m.mep.ForEach(func(k K, v V) bool {
+		values = append(values, v)
+
+		return true
+	})
+
+	return values
+}
+
+func (m *haxmapWrapper[K, V]) Exist(k K) bool {
+	return false
+}
+
+func (m *haxmapWrapper[K, V]) Delete(key K) {
+	m.mep.Del(key)
+}
+
+func (m *haxmapWrapper[K, V]) ToMap() map[K]V {
+	mm := make(map[K]V, m.mep.Len())
+	m.mep.ForEach(func(k K, v V) bool {
+		mm[k] = v
+
+		return true
+	})
+
+	return mm
+}
+
+func (m *haxmapWrapper[K, V]) ForEach(fn func(K, V) bool) {
+
+}
+
+func (m *haxmapWrapper[K, V]) Count() int {
+	return int(m.mep.Len())
+}
+
+func (m *haxmapWrapper[K, V]) Clear() {
+}

maps/map.go

@@ -6,7 +6,11 @@ import (
 	"golang.org/x/exp/constraints"
 )
 
-type Map[K constraints.Ordered, V any] interface {
+type hashable interface {
+	constraints.Integer | constraints.Float | ~string
+}
+
+type Map[K hashable, V any] interface {
 	Set(key K, value V)           // 设置值
 	Get(key K) (value V, ok bool) // 获取值
 	Exist(key K) bool             // 键是否存在
@@ -14,19 +18,17 @@ type Map[K constraints.Ordered, V any] interface {
 	Keys() []K                    // 获取所有键
 	Values() []V                  // 获取所有值
 	ToMap() map[K]V               // 转换为map
-	Clone() Map[K, V]             // 复制
-	Clear()                       // 清空
 	Count() int                   // 数量
-	Iter() <-chan *Entry[K, V]    // 迭代器
+	// Iter() <-chan *Entry[K, V]    // 迭代器
 	ForEach(f func(K, V) bool) // ForEach
 }
 
-type Entry[K constraints.Ordered, V any] struct {
+type Entry[K hashable, V any] struct {
 	Key   K
 	Value V
 }
 
-func Merge[K comparable, V any](mm ...map[K]V) map[K]V {
+func Merge[K hashable, V any](mm ...map[K]V) map[K]V {
 	ret := make(map[K]V)
 	for _, m := range mm {
 		for k, v := range m {
@@ -38,7 +40,7 @@ func Merge[K comparable, V any](mm ...map[K]V) map[K]V {
 }
 
 // 按照键值生成字符串
-func Join[K constraints.Ordered, V any](m Map[K, V], sep string, f func(k K, v V) string) string {
+func Join[K hashable, V any](m Map[K, V], sep string, f func(k K, v V) string) string {
 	slice := make([]string, 0, m.Count())
 
 	m.ForEach(func(k K, v V) bool {

maps/rwlock_map.go

@@ -2,23 +2,21 @@ package maps
 
 import (
 	"sync"
-
-	"golang.org/x/exp/constraints"
 )
 
 var _ Map[string, any] = &rw_map[string, any]{}
 
-type rw_map[K constraints.Ordered, V any] struct {
+type rw_map[K hashable, V any] struct {
 	m  Map[K, V]
 	mu sync.RWMutex
 }
 
-func NewRWMap[K constraints.Ordered, V any](maps ...map[K]V) *rw_map[K, V] {
+func NewRWMap[K hashable, V any](maps ...map[K]V) *rw_map[K, V] {
 	merged := Merge(maps...)
 	return &rw_map[K, V]{m: NewHashMap(merged)}
 }
 
-func newRWMap[K constraints.Ordered, V any](m Map[K, V]) *rw_map[K, V] {
+func newRWMap[K hashable, V any](m Map[K, V]) *rw_map[K, V] {
 	return &rw_map[K, V]{m: m}
 }
 
@@ -74,28 +72,13 @@ func (m *rw_map[K, V]) Count() int {
 	return m.m.Count()
 }
 
-func (m *rw_map[K, V]) Iter() <-chan *Entry[K, V] {
-	m.mu.RLock()
-	defer m.mu.RUnlock()
+// func (m *rw_map[K, V]) Iter() <-chan *Entry[K, V] {
+// 	m.mu.RLock()
+// 	defer m.mu.RUnlock()
 
-	return m.m.Iter()
-}
+// 	return m.m.Iter()
+// }
 
 func (m *rw_map[K, V]) ForEach(f func(K, V) bool) {
 
-	m.mu.RLock()
-	cloned := m.m.Clone()
-	m.mu.RUnlock()
-
-	cloned.ForEach(f)
-}
-
-func (m *rw_map[K, V]) Clone() Map[K, V] {
-	return newRWMap(m.m.Clone())
-}
-
-func (m *rw_map[K, V]) Clear() {
-	m.mu.Lock()
-	m.m.Clear()
-	m.mu.Unlock()
 }

maps/sort_map.go

@@ -3,29 +3,27 @@ package maps
 import (
 	"fmt"
 
-	"golang.org/x/exp/constraints"
 	"golang.org/x/exp/slices"
 
 	xmaps "golang.org/x/exp/maps"
 )
 
 var (
-	_ Map[string, any]       = &sorted_map[string, any]{}
 	_ SortedMap[string, any] = &sorted_map[string, any]{}
 )
 
-type SortedMap[K constraints.Ordered, V any] interface {
+type SortedMap[K hashable, V any] interface {
 	Map[K, V]
 	Asc() SortedMap[K, V]
 	Desc() SortedMap[K, V]
 }
 
-type sorted_map[K constraints.Ordered, V any] struct {
+type sorted_map[K hashable, V any] struct {
 	keys []K
 	maps Map[K, V]
 }
 
-func NewSortedMap[K constraints.Ordered, V any](maps ...map[K]V) *sorted_map[K, V] {
+func NewSortedMap[K hashable, V any](maps ...map[K]V) *sorted_map[K, V] {
 	merged := Merge(maps...)
 	return &sorted_map[K, V]{
 		keys: xmaps.Keys(merged),
@@ -33,7 +31,7 @@ func NewSortedMap[K constraints.Ordered, V any](maps ...map[K]V) *sorted_map[K,
 	}
 }
 
-func NewSortedByMap[K constraints.Ordered, V any](m Map[K, V]) *sorted_map[K, V] {
+func NewSortedByMap[K hashable, V any](m Map[K, V]) *sorted_map[K, V] {
 	return &sorted_map[K, V]{maps: m, keys: m.Keys()}
 }
 
@@ -43,6 +41,8 @@ func (m *sorted_map[K, V]) Get(key K) (V, bool) {
 
 func (m *sorted_map[K, V]) Set(key K, value V) {
 	m.maps.Set(key, value)
+
+	slices.Sort(m.keys)
 	m.keys = append(m.keys, key)
 }
 
@@ -61,15 +61,6 @@ func (m *sorted_map[K, V]) Count() int {
 	return m.maps.Count()
 }
 
-func (m *sorted_map[K, V]) Clear() {
-	m.keys = make([]K, 0)
-	m.maps.Clear()
-}
-
-func (m *sorted_map[K, V]) Clone() Map[K, V] {
-	return &sorted_map[K, V]{maps: m.maps.Clone(), keys: m.Keys()}
-}
-
 func (m *sorted_map[K, V]) Iter() <-chan *Entry[K, V] {
 	c := make(chan *Entry[K, V], m.Count())
 	go func() {

mathx/int.go

@@ -3,21 +3,33 @@ package mathx
 import (
 	"github.com/charlienet/go-mixed/expr"
 	"golang.org/x/exp/constraints"
+	"unsafe"
 )
 
-// MaxInt returns the larger one of v1 and v2.
+// Max returns the larger one of v1 and v2.
 func Max[T constraints.Ordered](v1, v2 T) T {
-	return expr.If(v1 > v2, v1, v2)
+	return expr.Ternary(v1 > v2, v1, v2)
 }
 
-// MinInt returns the smaller one of v1 and v2.
+// Min returns the smaller one of v1 and v2.
 func Min[T constraints.Ordered](v1, v2 T) T {
-	return expr.If(v1 < v2, v1, v2)
+	return expr.Ternary(v1 < v2, v1, v2)
 }
 
+func Abs1[T constraints.Signed](n T) T {
+	shift := 63
+	switch unsafe.Sizeof(n) {
+	case 1:
+		shift = 7
+	case 4:
+		shift = 31
+	}
 
+	y := n >> shift
+	return T((n ^ y) - y)
+}
 
-func abs(n int64) int64 {
+func Abs(n int64) int64 {
 	y := n >> 63
 	return (n ^ y) - y
 }

mathx/int_test.go

@@ -0,0 +1,27 @@
+package mathx_test
+
+import (
+	"github.com/charlienet/go-mixed/mathx"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestMin(t *testing.T) {
+	assert.Equal(t, 1, mathx.Min(1, 3))
+	assert.Equal(t, 2, mathx.Min(66, 2))
+}
+
+func TestMax(t *testing.T) {
+	assert.Equal(t, 3, mathx.Max(1, 3))
+	assert.Equal(t, 66, mathx.Max(66, 2))
+}
+
+func TestAbs(t *testing.T) {
+	assert.Equal(t, 23, mathx.Abs1(23))
+	assert.Equal(t, 23, mathx.Abs1(-23))
+	assert.Equal(t, 0, mathx.Abs1(0))
+
+	var u int8 = -127
+	var exp int8 = 127
+	assert.Equal(t, exp, mathx.Abs1(u))
+}

redis/readme.md

@@ -0,0 +1,54 @@
+# go-redis 连接选项
+
+连接字符串
+redis://<user>:<pass>@<hostname>:<port>/<db>
+
+redis.ParseURL
+
+```go
+ gClient = redis.NewClient(&redis.Options{
+  //连接信息
+  Network:  "tcp",                  //网络类型，tcp or unix，默认tcp
+  Addr:     "127.0.0.1:6379", //主机名+冒号+端口，默认localhost:6379
+  Password: "",                     //密码
+  DB:       0,                      // redis数据库index
+ 
+  //连接池容量及闲置连接数量
+  PoolSize:     15, // 连接池最大socket连接数，默认为4倍CPU数， 4 * runtime.NumCPU
+  MinIdleConns: 10, //在启动阶段创建指定数量的Idle连接，并长期维持idle状态的连接数不少于指定数量；。
+ 
+  //超时
+  DialTimeout:  5 * time.Second, //连接建立超时时间，默认5秒。
+  ReadTimeout:  3 * time.Second, //读超时，默认3秒， -1表示取消读超时
+  WriteTimeout: 3 * time.Second, //写超时，默认等于读超时
+  PoolTimeout:  4 * time.Second, //当所有连接都处在繁忙状态时，客户端等待可用连接的最大等待时长，默认为读超时+1秒。
+ 
+  //闲置连接检查包括IdleTimeout，MaxConnAge
+  IdleCheckFrequency: 60 * time.Second, //闲置连接检查的周期，默认为1分钟，-1表示不做周期性检查，只在客户端获取连接时对闲置连接进行处理。
+  IdleTimeout:        5 * time.Minute,  //闲置超时，默认5分钟，-1表示取消闲置超时检查
+  MaxConnAge:         0 * time.Second,  //连接存活时长，从创建开始计时，超过指定时长则关闭连接，默认为0，即不关闭存活时长较长的连接
+ 
+  //命令执行失败时的重试策略
+  MaxRetries:      0,                      // 命令执行失败时，最多重试多少次，默认为0即不重试
+  MinRetryBackoff: 8 * time.Millisecond,   //每次计算重试间隔时间的下限，默认8毫秒，-1表示取消间隔
+  MaxRetryBackoff: 512 * time.Millisecond, //每次计算重试间隔时间的上限，默认512毫秒，-1表示取消间隔
+ 
+  //可自定义连接函数
+  Dialer: func() (net.Conn, error) {
+   netDialer := &net.Dialer{
+    Timeout:   5 * time.Second,
+    KeepAlive: 5 * time.Minute,
+   }
+   return netDialer.Dial("tcp", "127.0.0.1:6379")
+  },
+ 
+  //钩子函数
+  OnConnect: func(conn *redis.Conn) error { //仅当客户端执行命令时需要从连接池获取连接时，如果连接池需要新建连接时则会调用此钩子函数
+   fmt.Printf("conn=%v\n", conn)
+   return nil
+  },
+ 
+ })
+ defer gClient.Close()
+
+```

redis/redis.go

@@ -0,0 +1,105 @@
+package redis
+
+import (
+	"context"
+	"time"
+
+	"github.com/go-redis/redis/v8"
+)
+
+const (
+	defaultSeparator = ":"
+
+	blockingQueryTimeout = 5 * time.Second
+	readWriteTimeout     = 2 * time.Second
+	defaultSlowThreshold = time.Millisecond * 100 // 慢查询
+)
+
+type Option func(r *Redis)
+
+type Redis struct {
+	addr      string // 服务器地址
+	prefix    string // 键值前缀
+	separator string // 分隔符
+}
+
+func New(addr string, opts ...Option) *Redis {
+	r := &Redis{
+		addr: addr,
+	}
+
+	return r
+}
+
+func (s *Redis) Set(ctx context.Context, key, value string) error {
+	conn, err := s.getRedis()
+	if err != nil {
+		return err
+	}
+
+	return conn.Set(ctx, s.formatKey(key), value, 0).Err()
+}
+
+func (s *Redis) Get(ctx context.Context, key string) (string, error) {
+	conn, err := s.getRedis()
+	if err != nil {
+		return "", err
+	}
+
+	return conn.Get(ctx, s.formatKey(key)).Result()
+}
+
+func (s *Redis) GetSet(ctx context.Context, key, value string) (string, error) {
+	conn, err := s.getRedis()
+	if err != nil {
+		return "", err
+	}
+
+	val, err := conn.GetSet(ctx, s.formatKey(key), value).Result()
+	return val, err
+}
+
+func (s *Redis) Del(ctx context.Context, key ...string) (int, error) {
+	conn, err := s.getRedis()
+	if err != nil {
+		return 0, err
+	}
+
+	keys := s.formatKeys(key...)
+	v, err := conn.Del(ctx, keys...).Result()
+	if err != nil {
+		return 0, err
+	}
+
+	return int(v), err
+}
+
+func (s *Redis) getRedis() (redis.UniversalClient, error) {
+	client := redis.NewUniversalClient(&redis.UniversalOptions{
+		Addrs: []string{s.addr},
+	})
+
+	return client, nil
+}
+
+func (s *Redis) formatKeys(keys ...string) []string {
+	// If no prefix is configured, this parameter is returned
+	if s.prefix == "" {
+		return keys
+	}
+
+	ret := make([]string, 0, len(keys))
+	for _, k := range keys {
+		ret = append(ret, s.formatKey(k))
+	}
+
+	return ret
+}
+
+func (s *Redis) formatKey(key string) string {
+	if s.prefix == "" {
+		return key
+	}
+
+	return s.prefix + s.separator + key
+}

redis/redis_test.go

@@ -0,0 +1,86 @@
+package redis
+
+import (
+	"context"
+	"log"
+	"testing"
+	"time"
+
+	"github.com/alicebob/miniredis/v2"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetSet(t *testing.T) {
+	runOnRedis(t, func(client *Redis) {
+		ctx := context.Background()
+
+		val, err := client.GetSet(ctx, "hello", "world")
+		assert.NotNil(t, err)
+		assert.Equal(t, "", val)
+
+		val, err = client.Get(ctx, "hello")
+		assert.Nil(t, err)
+		assert.Equal(t, "world", val)
+
+		val, err = client.GetSet(ctx, "hello", "newworld")
+		assert.Nil(t, err)
+		assert.Equal(t, "world", val)
+
+		val, err = client.Get(ctx, "hello")
+		assert.Nil(t, err)
+		assert.Equal(t, "newworld", val)
+
+		ret, err := client.Del(ctx, "hello")
+		assert.Nil(t, err)
+		assert.Equal(t, 1, ret)
+	})
+}
+
+func TestRedis_SetGetDel(t *testing.T) {
+	runOnRedis(t, func(client *Redis) {
+		ctx := context.Background()
+
+		err := client.Set(ctx, "hello", "world")
+		assert.Nil(t, err)
+
+		val, err := client.Get(ctx, "hello")
+		assert.Nil(t, err)
+		assert.Equal(t, "world", val)
+		ret, err := client.Del(ctx, "hello")
+		assert.Nil(t, err)
+		assert.Equal(t, 1, ret)
+	})
+}
+
+func runOnRedis(t *testing.T, fn func(client *Redis)) {
+	redis, clean, err := CreateMiniRedis()
+	assert.Nil(t, err)
+
+	defer clean()
+
+	fn(redis)
+}
+
+func CreateMiniRedis() (r *Redis, clean func(), err error) {
+	mr, err := miniredis.Run()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	addr := mr.Addr()
+	log.Println("mini redis run at:", addr)
+
+	return New(addr), func() {
+		ch := make(chan struct{})
+
+		go func() {
+			mr.Close()
+			close(ch)
+		}()
+
+		select {
+		case <-ch:
+		case <-time.After(time.Second):
+		}
+	}, nil
+}

sets/hash_set.go

@@ -27,7 +27,7 @@ func NewHashSet[T constraints.Ordered](values ...T) *hash_set[T] {
 	return &set
 }
 
-func (s *hash_set[T]) WithSync() *hash_set[T] {
+func (s *hash_set[T]) Sync() *hash_set[T] {
 	s.lock = locker.NewRWLocker()
 	return s
 }
@@ -99,6 +99,10 @@ func (s hash_set[T]) copyToSorted() Set[T] {
 	return orderd
 }
 
+func (s *hash_set[T]) Shrink() *hash_set[T] {
+	return s
+}
+
 func (s *hash_set[T]) Clone() *hash_set[T] {
 	set := NewHashSet[T]()
 	set.Add(s.ToSlice()...)

sets/hash_set_test.go

@@ -29,7 +29,7 @@ func TestContainsAll(t *testing.T) {
 }
 
 func TestContainsAny(t *testing.T) {
-
+	sets.NewHashSet("1", "2").Sync()
 }
 
 func TestMarshal(t *testing.T) {

snow_flake/snow_flake_test.go

@@ -47,7 +47,7 @@ func BenchmarkGetId(b *testing.B) {
 
 func BenchmarkMutiGetId(b *testing.B) {
 	s := CreateSnowflake(11)
-	set := sets.NewHashSet[int64]().WithSync()
+	set := sets.NewHashSet[int64]().Sync()
 	b.RunParallel(func(p *testing.PB) {
 		for i := 0; p.Next(); i++ {
 			id := s.GetId()

structs/field.go

@@ -19,7 +19,7 @@ func parseField(fi reflect.StructField, opt option) field {
 
 	return field{
 		name:        fi.Name,
-		tagName:     expr.If(isValidTag(name), name, expr.If(opt.NameConverter != nil, opt.NameConverter(fi.Name), fi.Name)),
+		tagName:     expr.Ternary(isValidTag(name), name, expr.Ternary(opt.NameConverter != nil, opt.NameConverter(fi.Name), fi.Name)),
 		ignoreEmpty: opt.IgnoreEmpty || (opts.Contains("omitempty") && opt.Omitempty),
 		ignore:      (name == "-" && opt.Ignore) || isSkipField(fi.Name, opt.SkipFields),
 	}