Function NewCommentCache

internal/repository/cache/comment.go:23–28

(cmd redis.Cmdable)

}

func NewCommentCache(cmd redis.Cmdable) CommentCache {
	return &commentCache{
		cmd:        cmd,
		expiration: time.Minute * 15,
	}
}

// Get 从redis中获取数据并反序列化
func (u *commentCache) Get(ctx context.Context, postId int64) (domain.Comment, error) {