Check saved skip bytes string is not ""

mackerelio · Nov 13, 2015 · 81f2281 · 81f2281
1 parent f996556
commit 81f2281
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/check-log/check-log.go b/check-log/check-log.go
@@ -234,7 +234,11 @@ func getBytesToSkip(f string) (int64, error) {
 	if err != nil {
 		return 0, err
 	}
-	i, err := strconv.ParseInt(strings.Trim(string(b), " \r\n"), 10, 64)
+	str := strings.Trim(string(b), " \r\n")
+	if str == "" {
+		return 0, nil
+	}
+	i, err := strconv.ParseInt(str, 10, 64)
 	if err != nil {
 		return 0, err
 	}