preallocate array

jpraychev · jpraychev · commit f908ddb1fa40 · 2025-10-28T08:53:40.000+02:00
diff --git a/internal/orchestrator/metrichandler.go b/internal/orchestrator/metrichandler.go
@@ -160,7 +160,7 @@ func (e *projectedField) GetID() string {
 }
 
 func (h *MetricHandler) extractProjectionGroupsFrom(list *unstructured.UnstructuredList) map[string][][]projectedField {
-	var collection [][]projectedField
+	collection := make([][]projectedField, 0, len(list.Items))
 
 	for _, obj := range list.Items {
 		var fields []projectedField

Original file line number	Diff line number	Diff line change
`@@ -160,7 +160,7 @@ func (e *projectedField) GetID() string {`
`160`	`160`	`}`
`161`	`161`
`162`	`162`	`func (h MetricHandler) extractProjectionGroupsFrom(list unstructured.UnstructuredList) map[string][][]projectedField {`
`163`		`- var collection [][]projectedField`
	`163`	`+ collection := make([][]projectedField, 0, len(list.Items))`
`164`	`164`
`165`	`165`	`for _, obj := range list.Items {`
`166`	`166`	`var fields []projectedField`