minor enhancement: return multi error when closeAll() (#663)

Signed-off-by: YaoZengzeng <yaozengzeng@zju.edu.cn>
prometheus-junkyard · Jul 19, 2019 · bff3ef3 · bff3ef3
1 parent 7dd5e17
commit bff3ef3
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/chunks/chunks.go b/chunks/chunks.go
@@ -502,11 +502,11 @@ func sequenceFiles(dir string) ([]string, error) {
 	return res, nil
 }
 
-func closeAll(cs []io.Closer) (err error) {
+func closeAll(cs []io.Closer) error {
+	var merr tsdb_errors.MultiError
+
 	for _, c := range cs {
-		if e := c.Close(); e != nil {
-			err = e
-		}
+		merr.Add(c.Close())
 	}
-	return err
+	return merr.Err()
 }