Write() directly into hash and use model.SeparatorByte.

2015-02-21 17:19:13 +01:00 · 2015-02-21 17:19:13 +01:00 · 7fefccd929
parent 645cf57bed
commit 7fefccd929
1 changed files with 2 additions and 2 deletions
--- a/rules/ast/ast.go
+++ b/rules/ast/ast.go
@ -375,8 +375,8 @@ func (node *ScalarFunctionCall) Eval(timestamp clientmodel.Timestamp) clientmode
 func (node *VectorAggregation) labelsToGroupingKey(labels clientmodel.Metric) uint64 {
 	summer := fnv.New64a()
 	for _, label := range node.groupBy {
-		fmt.Fprint(summer, labels[label])
-		fmt.Fprint(summer, []byte{0})
+		summer.Write([]byte(labels[label]))
+		summer.Write([]byte{clientmodel.SeparatorByte})
 	}

 	return summer.Sum64()