⚡

cache.go

@@ -2,6 +2,7 @@ package rds_cache_go
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"github.com/go-redis/redis/v8"
 	"time"
@@ -60,9 +61,9 @@ type Cache interface {
 	// Exist 判断某个缓存是否存在
 	Exist(key string) bool
 	// Get 获取某个缓存的值
-	Get(key string) interface{}
+	Get(key string) (interface{}, error)
 	// Delete 删除指定缓存
-	Delete(keys ...string) int64
+	Delete(keys ...string) (int64, error)
 	// HPut hash put
 	HPut(key string, value ...interface{}) error
 	// HMPut  hash put 兼容redis v3
@@ -70,19 +71,19 @@ type Cache interface {
 	// HKeyExist 判断hash表中的key是否存在
 	HKeyExist(key, field string) bool
 	// HGet 获取hash表中指定field的值
-	HGet(key, field string) interface{}
+	HGet(key, field string) (interface{}, error)
 	// HGetAll 获取hash表中的全部值
-	HGetAll(key string) map[string]string
+	HGetAll(key string) (map[string]string, error)
 	// HGetKeyAll 获取hash表中的全部key
-	HGetKeyAll(key string) []string
+	HGetKeyAll(key string) ([]string, error)
 	// HIncrBy 为哈希表 key 中的指定字段的整数值加上增量 increment 。
-	HIncrBy(key, field string, incr int64) int64
+	HIncrBy(key, field string, incr int64) (int64, error)
 	// HFloatIncrBy 为哈希表 key 中的指定字段的浮点数值加上增量 increment 。
-	HFloatIncrBy(key, field string, incr float64) float64
+	HFloatIncrBy(key, field string, incr float64) (float64, error)
 	// HGetValAll 获取hash表中全部的value值
-	HGetValAll(key string) []string
+	HGetValAll(key string) ([]string, error)
 	// HDelete 删除hash表中一个或多个字段
-	HDelete(key string, fields ...string) int64
+	HDelete(key string, fields ...string) (int64, error)
 }
 
 // @method NewCache
@@ -164,14 +165,14 @@ func (c *cache) Exist(key string) bool {
 // @receiver c
 // @param key string 缓存key
 // @return interface{}
-func (c *cache) Get(key string) interface{} {
+func (c *cache) Get(key string) (interface{}, error) {
 	result, err := c.client.Get(c.ctx, key).Result()
 
 	if err != nil {
-		panic("get cache by " + key + " failed: " + err.Error())
+		return nil, errors.New("NOT FOUND " + key)
 	}
 
-	return result
+	return result, nil
 }
 
 // @method Delete
@@ -179,14 +180,14 @@ func (c *cache) Get(key string) interface{} {
 // @receiver c
 // @param keys ...string
 // @return int
-func (c *cache) Delete(keys ...string) int64 {
+func (c *cache) Delete(keys ...string) (int64, error) {
 	result, err := c.client.Del(c.ctx, keys...).Result()
 
 	if err != nil {
-		panic("delete cache failed: " + err.Error())
+		return 0, errors.New("DELETE CACHE FAILED " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HPut
@@ -235,14 +236,14 @@ func (c *cache) HKeyExist(key, field string) bool {
 // @param key string
 // @param field string
 // @return interface{}
-func (c *cache) HGet(key, field string) interface{} {
+func (c *cache) HGet(key, field string) (interface{}, error) {
 	result, err := c.client.HGet(c.ctx, key, field).Result()
 
 	if err != nil {
-		panic("get key : " + key + " from hash filed: " + field + " failed: " + err.Error())
+		return nil, errors.New("GET HASH CACHE FAILED " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HGetAll
@@ -250,28 +251,28 @@ func (c *cache) HGet(key, field string) interface{} {
 // @receiver c
 // @param key string
 // @return interface{}
-func (c *cache) HGetAll(key string) map[string]string {
+func (c *cache) HGetAll(key string) (map[string]string, error) {
 	result, err := c.client.HGetAll(c.ctx, key).Result()
 
 	if err != nil {
-		panic("get hash by key: " + key + " failed: " + err.Error())
+		return nil, errors.New("GET HASH CACHE ALL FAILED " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HGetKeyAll
 // @description: 获取hash表中的全部key
 // @receiver c
 // @param key string
-func (c *cache) HGetKeyAll(key string) []string {
+func (c *cache) HGetKeyAll(key string) ([]string, error) {
 	result, err := c.client.HKeys(c.ctx, key).Result()
 
 	if err != nil {
-		panic("get hash all key failed :" + err.Error() + " by cache key :" + key)
+		return nil, errors.New("get hash all key failed :" + err.Error() + " by cache key :" + key)
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HIncrBy
@@ -280,14 +281,14 @@ func (c *cache) HGetKeyAll(key string) []string {
 // @param key string
 // @param field string
 // @param incr int64
-func (c *cache) HIncrBy(key, field string, incr int64) int64 {
+func (c *cache) HIncrBy(key, field string, incr int64) (int64, error) {
 	result, err := c.client.HIncrBy(c.ctx, key, field, incr).Result()
 
 	if err != nil {
-		panic("hash incr by failed: " + err.Error())
+		return 0, errors.New("hash incr by failed: " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HFloatIncrBy
@@ -297,28 +298,28 @@ func (c *cache) HIncrBy(key, field string, incr int64) int64 {
 // @param field string
 // @param incr float64
 // @return float64
-func (c *cache) HFloatIncrBy(key, field string, incr float64) float64 {
+func (c *cache) HFloatIncrBy(key, field string, incr float64) (float64, error) {
 	result, err := c.client.HIncrByFloat(c.ctx, key, field, incr).Result()
 
 	if err != nil {
-		panic("hash incr float by failed: " + err.Error())
+		return 0, errors.New("hash incr float by failed: " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HGetValAll
 // @description: 获取hash表中全部的value 值
 // @receiver c
 // @param key string
-func (c *cache) HGetValAll(key string) []string {
+func (c *cache) HGetValAll(key string) ([]string, error) {
 	result, err := c.client.HVals(c.ctx, key).Result()
 
 	if err != nil {
-		panic("get hash all value failed: " + err.Error())
+		return nil, errors.New("get hash all value failed: " + err.Error())
 	}
 
-	return result
+	return result, nil
 }
 
 // @method HDelete
@@ -326,12 +327,12 @@ func (c *cache) HGetValAll(key string) []string {
 // @receiver c
 // @param key string
 // @param fields ...string
-func (c *cache) HDelete(key string, fields ...string) int64 {
+func (c *cache) HDelete(key string, fields ...string) (int64, error) {
 	result, err := c.client.HDel(c.ctx, key, fields...).Result()
 
 	if err != nil {
-		panic("delete hash filed failed: " + err.Error())
+		return 0, errors.New("delete hash filed failed: " + err.Error())
 	}
 
-	return result
+	return result, nil
 }

go.mod

@@ -2,8 +2,9 @@ module github.com/cowardmrx/rds_cache_go
 
 go 1.17
 
+require github.com/go-redis/redis/v8 v8.11.4
+
 require (
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
-	github.com/go-redis/redis/v8 v8.11.4 // indirect
 )