From 165e95e961ba4e67a09fad68d06625c3e7188e85 Mon Sep 17 00:00:00 2001
From: leftjs <lefttjs@gmail.com>
Date: Thu, 2 Jun 2022 14:30:43 +0800
Subject: [PATCH] ValidateMapCtx does not support validating
 []map[string]interface{} in []interface #955

---
 validator_instance.go | 24 +++++++++++++++++-------
 validator_test.go     | 10 ++++++----
 2 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/validator_instance.go b/validator_instance.go
index 9493da4..a75ca7b 100644
--- a/validator_instance.go
+++ b/validator_instance.go
@@ -156,19 +156,29 @@ func (v Validate) ValidateMapCtx(ctx context.Context, data map[string]interface{
 	errs := make(map[string]interface{})
 	for field, rule := range rules {
 		if ruleObj, ok := rule.(map[string]interface{}); ok {
-			if dataObj, ok := data[field].(map[string]interface{}); ok {
+
+			innerValidate := func(dataObj map[string]interface{}) {
 				err := v.ValidateMapCtx(ctx, dataObj, ruleObj)
 				if len(err) > 0 {
 					errs[field] = err
 				}
-			} else if dataObjs, ok := data[field].([]map[string]interface{}); ok {
-				for _, obj := range dataObjs {
-					err := v.ValidateMapCtx(ctx, obj, ruleObj)
-					if len(err) > 0 {
-						errs[field] = err
+			}
+			switch dataObj := data[field].(type) {
+			case map[string]interface{}:
+				innerValidate(dataObj)
+			case []map[string]interface{}:
+				for _, obj := range dataObj {
+					innerValidate(obj)
+				}
+			case []interface{}: // json.Unmarshal() will convert JSON Array to []interface
+				for _, obj := range dataObj {
+					if mapObj, ok := obj.(map[string]interface{}); ok {
+						innerValidate(mapObj)
+					} else {
+						errs[field] = errors.New("The field: '" + field + "' is not a map to dive")
 					}
 				}
-			} else {
+			default:
 				errs[field] = errors.New("The field: '" + field + "' is not a map to dive")
 			}
 		} else if ruleStr, ok := rule.(string); ok {
diff --git a/validator_test.go b/validator_test.go
index 1ebdea5..b977395 100644
--- a/validator_test.go
+++ b/validator_test.go
@@ -12156,8 +12156,10 @@ func TestValidate_ValidateMapCtx(t *testing.T) {
 								"Test_D": "Test_D",
 							},
 						},
-						"Test_E": map[string]interface{}{
-							"Test_F": "Test_F",
+						"Test_E": []interface{}{
+							map[string]interface{}{
+								"Test_F": "Test_F",
+							},
 						},
 					},
 				},
@@ -12182,11 +12184,11 @@ func TestValidate_ValidateMapCtx(t *testing.T) {
 				data: map[string]interface{}{
 					"Test_A": map[string]interface{}{
 						"Test_B": "Test_B",
-						"Test_C": []interface{}{"Test_D"},
+						"Test_C": []interface{}{"is error"},
 						"Test_E": map[string]interface{}{
 							"Test_F": "Test_F",
 						},
-						"Test_G": "Test_G",
+						"Test_G": "is error",
 						"Test_I": []map[string]interface{}{
 							{
 								"Test_J": "Test_J",