feat: 增加空缓存实现的支持

common.go

@@ -8,22 +8,22 @@
 package cache
 
 import (
+	"strings"
+
 	cacheAbstract "git.zhangdeman.cn/zhangdeman/cache/abstract"
 	"git.zhangdeman.cn/zhangdeman/consts"
-	"strings"
 )
 
 // GetCacheInstance 获取缓存实例
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 14:56 2024/6/21
 func GetCacheInstance(cacheDriver string) cacheAbstract.ICache {
 	switch strings.ToLower(cacheDriver) {
 	case consts.CacheDriverRedis:
 		return RedisClient
 	case consts.CacheDriverGocache:
 		return GocacheClient
+	case consts.CacherDriverNull:
+		return DefaultClient
 	}
-	return nil
+	// 非法驱动统一默认空实现
+	return DefaultClient
 }