升级日志切割类型定义

logger.go

@@ -66,10 +66,10 @@ func (ls LogSplit) IsValid() bool {
 }
 
 const (
-	LogSplitHour  = "HOUR"
-	LogSplitDay   = "DAY"
-	LogSplitMonth = "MONTH"
-	LogSplitYear  = "YEAR"
+	LogSplitHour  LogSplit = "HOUR"
+	LogSplitDay   LogSplit = "DAY"
+	LogSplitMonth LogSplit = "MONTH"
+	LogSplitYear  LogSplit = "YEAR"
 )
 
 const (