feat: adding func to set with prefix for properties (#41)

* feat: adding func to set with prefix for properties

* chore: fix golangci-lint violations

pkg/types/properties.go

@@ -82,6 +82,21 @@ func (p Properties) SetTagWithPrefix(prefix string, tagKey *string, tagValue int
 	return p.Set(keyStr, tagValue)
 }
 
+func (p Properties) SetWithPrefix(prefix, key string, value interface{}) Properties {
+	key = strings.TrimSpace(key)
+	prefix = strings.TrimSpace(prefix)
+
+	if key == "" {
+		return p
+	}
+
+	if prefix != "" {
+		key = fmt.Sprintf("%s:%s", prefix, key)
+	}
+
+	return p.Set(key, value)
+}
+
 func (p Properties) Get(key string) string {
 	value, ok := p[key]
 	if !ok {

pkg/types/properties_test.go

@@ -295,6 +295,51 @@ func TestPropertiesSetTagWithPrefix(t *testing.T) {
 	}
 }
 
+func TestPropertiesSetPropertiesWithPrefix(t *testing.T) {
+	cases := []struct {
+		name   string
+		prefix string
+		key    string
+		value  interface{}
+		want   string
+	}{
+		{
+			name:   "empty",
+			prefix: "",
+			key:    "OwnerID",
+			value:  ptr.String("123456789012"),
+			want:   `[OwnerID: "123456789012"]`,
+		},
+		{
+			name:   "nonempty",
+			prefix: "igw",
+			key:    "OwnerID",
+			value:  ptr.String("123456789012"),
+			want:   `[igw:OwnerID: "123456789012"]`,
+		},
+		{
+			name:   "no-property",
+			prefix: "igw",
+			key:    "",
+			value:  ptr.String("123456789012"),
+			want:   "[]", // empty properties block
+		},
+	}
+
+	for _, tc := range cases {
+		t.Run(tc.name, func(t *testing.T) {
+			p := types.NewProperties()
+
+			p.SetWithPrefix(tc.prefix, tc.key, tc.value)
+			have := p.String()
+
+			if tc.want != have {
+				t.Errorf("'%s' != '%s'", tc.want, have)
+			}
+		})
+	}
+}
+
 func getString(value interface{}) string {
 	switch v := value.(type) {
 	case *string: