codex optz.

cache/mapsync/map.go

@@ -0,0 +1,62 @@
+package mapsync
+
+import "sync"
+
+type syncMap[T any] struct {
+	sync.RWMutex
+	Data map[string]T
+}
+
+func newSyncMap[T any]() *syncMap[T] {
+	return &syncMap[T]{
+		Data: make(map[string]T),
+	}
+}
+
+func (c *syncMap[T]) Set(key string, val T) {
+	c.Lock()
+	defer c.Unlock()
+
+	if c.Data == nil {
+		c.Data = make(map[string]T)
+	}
+	c.Data[key] = val
+}
+
+func (c *syncMap[T]) Get(key string) T {
+	c.RLock()
+	defer c.RUnlock()
+
+	return c.Data[key]
+}
+
+func (c *syncMap[T]) Del(key string) {
+	c.Lock()
+	defer c.Unlock()
+
+	delete(c.Data, key)
+}
+
+func (c *syncMap[T]) Keys() (keys []string) {
+	c.RLock()
+	defer c.RUnlock()
+
+	keys = make([]string, 0, len(c.Data))
+	for k := range c.Data {
+		keys = append(keys, k)
+	}
+
+	return keys
+}
+
+func (c *syncMap[T]) All() map[string]T {
+	c.RLock()
+	defer c.RUnlock()
+
+	out := make(map[string]T, len(c.Data))
+	for k, v := range c.Data {
+		out[k] = v
+	}
+
+	return out
+}

cache/mapsync/map_float.go

@@ -1,64 +1,12 @@
 package mapsync
 
-import (
-	"sync"
-)
-
 var (
 	// sync map
 	MapFloat *mapFloat
 )
 
-// lock
-type mapFloat struct {
-	sync.RWMutex
-	Data map[string]float64
-}
+type mapFloat = syncMap[float64]
 
 func NewMapFloat() *mapFloat {
-	return &mapFloat{
-		Data: make(map[string]float64),
-	}
-}
-func (c *mapFloat) Set(key string, val float64) {
-	c.Lock()
-	defer c.Unlock()
-	c.Data[key] = val
-}
-
-func (c *mapFloat) Get(key string) float64 {
-	c.RLock()
-	defer c.RUnlock()
-
-	vals, ok := c.Data[key]
-	if !ok {
-		return 0
-	}
-
-	return vals
-}
-
-func (c *mapFloat) Del(key string) {
-	c.Lock()
-	defer c.Unlock()
-
-	delete(c.Data, key)
-}
-
-func (c *mapFloat) Keys() (keys []string) {
-	c.RLock()
-	defer c.RUnlock()
-
-	for k, _ := range c.Data {
-		keys = append(keys, k)
-	}
-
-	return
-}
-
-func (c *mapFloat) All() map[string]float64 {
-	c.RLock()
-	defer c.RUnlock()
-
-	return c.Data
+	return newSyncMap[float64]()
 }

cache/mapsync/map_int.go

@@ -1,64 +1,12 @@
 package mapsync
 
-import (
-	"sync"
-)
-
 var (
 	// sync map
 	MapInt *mapInt
 )
 
-// lock
-type mapInt struct {
-	sync.RWMutex
-	Data map[string]int
-}
+type mapInt = syncMap[int]
 
 func NewMapInt() *mapInt {
-	return &mapInt{
-		Data: make(map[string]int),
-	}
-}
-
-func (c *mapInt) Set(key string, val int) {
-	c.Lock()
-	defer c.Unlock()
-	c.Data[key] = val
-}
-
-func (c *mapInt) Get(key string) int {
-	c.RLock()
-	defer c.RUnlock()
-
-	vals, ok := c.Data[key]
-	if !ok {
-		return 0
-	}
-
-	return vals
-}
-
-func (c *mapInt) Del(key string) {
-	c.Lock()
-	defer c.Unlock()
-
-	delete(c.Data, key)
-}
-
-func (c *mapInt) All() map[string]int {
-	c.RLock()
-	defer c.RUnlock()
-
-	return c.Data
-}
-func (c *mapInt) Keys() (keys []string) {
-	c.RLock()
-	defer c.RUnlock()
-
-	for k, _ := range c.Data {
-		keys = append(keys, k)
-	}
-
-	return
+	return newSyncMap[int]()
 }

cache/mapsync/map_string.go

@@ -1,64 +1,12 @@
 package mapsync
 
-import (
-	"sync"
-)
-
 var (
 	// sync map
 	MapString *mapString
 )
 
-// lock
-type mapString struct {
-	sync.RWMutex
-	Data map[string]string
-}
+type mapString = syncMap[string]
 
 func NewMapString() *mapString {
-	return &mapString{
-		Data: make(map[string]string),
-	}
-}
-
-func (c *mapString) Set(key, val string) {
-	c.Lock()
-	defer c.Unlock()
-	c.Data[key] = val
-}
-func (c *mapString) Get(key string) string {
-	c.RLock()
-	defer c.RUnlock()
-
-	vals, ok := c.Data[key]
-	if !ok {
-		return ""
-	}
-
-	return vals
-}
-
-func (c *mapString) Del(key string) {
-	c.Lock()
-	defer c.Unlock()
-
-	delete(c.Data, key)
-}
-
-func (c *mapString) Keys() (keys []string) {
-	c.RLock()
-	defer c.RUnlock()
-
-	for k, _ := range c.Data {
-		keys = append(keys, k)
-	}
-
-	return
-}
-
-func (c *mapString) All() map[string]string {
-	c.RLock()
-	defer c.RUnlock()
-
-	return c.Data
+	return newSyncMap[string]()
 }