chore: NameServerPolicy will match inorder

common/utils/ordered_map.go

@@ -0,0 +1,40 @@
+package utils
+
+// modify from https://github.com/go-yaml/yaml/issues/698#issuecomment-1482026841
+
+import (
+	"errors"
+	"gopkg.in/yaml.v3"
+)
+
+type StringMapSlice[V any] []StringMapSliceItem[V]
+
+type StringMapSliceItem[V any] struct {
+	Key   string
+	Value V
+}
+
+func (s *StringMapSlice[V]) UnmarshalYAML(value *yaml.Node) error {
+	for i := 0; i < len(value.Content); i += 2 {
+		if i+1 >= len(value.Content) {
+			return errors.New("not a dict")
+		}
+		item := StringMapSliceItem[V]{}
+		item.Key = value.Content[i].Value
+		if err := value.Content[i+1].Decode(&item.Value); err != nil {
+			return err
+		}
+
+		*s = append(*s, item)
+	}
+
+	return nil
+}
+
+func (s *StringMapSlice[V]) Add(key string, value V) {
+	*s = append(*s, StringMapSliceItem[V]{Key: key, Value: value})
+}
+
+func (i *StringMapSliceItem[V]) Extract() (key string, value V) {
+	return i.Key, i.Value
+}