refactor(coperator): 将 Filter 类型断言改为 map[string]interface{} 类型

- 修改了 DocumentOperator 和 FieldOperator 函数中的 Filter 类型断言
- 将其改为 map[string]interface{} 类型，以提高灵活性和兼容性
- 更新了相关测试文件中的 Filter 类型为 map[string]interface{}

coperator.go

@@ -97,7 +97,7 @@ func DocumentOperator(doc *Document, vfilter Filter, key string, value interface
 			}
 			continue
 		}
-		if f, ok := v.(Filter); ok {
+		if f, ok := v.(map[string]interface{}); ok {
 			ret, err = FieldOperator(doc, f, k, nil)
 			if !ret {
 				return ret, err
@@ -133,7 +133,7 @@ func FieldOperator(doc *Document, vfilter Filter, key string, value interface{})
 		if !ok {
 			return false, errors.New("unsupport operator")
 		}
-		if fv, ok := v.(Filter); ok {
+		if fv, ok := v.(map[string]interface{}); ok {
 			ret, err = opFn(doc, fv, key, nil)
 			if !ret {
 				return ret, err

coperator_test.go

@@ -105,7 +105,7 @@ func TestValueOperator(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, _ := ValueOperator(&tt.doc, Filter{}, strings.Join(tt.path, "."), tt.value)
+			got, _ := ValueOperator(&tt.doc, map[string]interface{}{}, strings.Join(tt.path, "."), tt.value)
 			if got != tt.want {
 				t.Errorf("Document.GetPathArray() = %v, want %v", got, tt.want)
 			}
@@ -127,7 +127,7 @@ func TestDocumentOperator(t *testing.T) {
 					"id": 1,
 				},
 			},
-			filter: Filter{
+			filter: map[string]interface{}{
 				"user.id": 1,
 			},
 			want: true,
@@ -137,8 +137,8 @@ func TestDocumentOperator(t *testing.T) {
 			doc: Document{
 				"age": 18,
 			},
-			filter: Filter{
-				"age": Filter{
+			filter: map[string]interface{}{
+				"age": map[string]interface{}{
 					"$gt": 17,
 				},
 			},
@@ -149,8 +149,8 @@ func TestDocumentOperator(t *testing.T) {
 			doc: Document{
 				"age": 18,
 			},
-			filter: Filter{
-				"age": Filter{
+			filter: map[string]interface{}{
+				"age": map[string]interface{}{
 					"$gt": 17,
 					"$lt": 16,
 				},
@@ -162,8 +162,8 @@ func TestDocumentOperator(t *testing.T) {
 			doc: Document{
 				"age": 18,
 			},
-			filter: Filter{
-				"age": Filter{
+			filter: map[string]interface{}{
+				"age": map[string]interface{}{
 					"$in": []interface{}{16, 17, 18},
 				},
 			},
@@ -174,8 +174,8 @@ func TestDocumentOperator(t *testing.T) {
 			doc: Document{
 				"age": 22,
 			},
-			filter: Filter{
-				"age": Filter{
+			filter: map[string]interface{}{
+				"age": map[string]interface{}{
 					"$nin": []interface{}{16, 17, 18},
 				},
 			},