- refactor result parser.

utils/typeconv.go

@@ -93,6 +93,30 @@ func Interface2String(data interface{}) string {
 	return data.(string)
 }
 
+func Interface2Int64List(data interface{}) []int64 {
+	if data == nil {
+		return nil
+	}
+	list := data.([]interface{})
+	retVal := make([]int64, len(list))
+	for k, v := range list {
+		retVal[k] = MustInterface2Int64(v)
+	}
+	return retVal
+}
+
+func Interface2StringList(data interface{}) []string {
+	if data == nil {
+		return nil
+	}
+	list := data.([]interface{})
+	retVal := make([]string, len(list))
+	for k, v := range list {
+		retVal[k] = Interface2String(v)
+	}
+	return retVal
+}
+
 func Slice2MapSlice(data []interface{}) []map[string]interface{} {
 	retVal := make([]map[string]interface{}, len(data))
 	for k, v := range data {
@@ -250,3 +274,26 @@ func MapKV2List(mapData map[string]interface{}) []map[string]interface{} {
 	}
 	return retVal
 }
+
+func Format4Output(obj interface{}, isSingleLine bool) (retVal string) {
+	retVal, ok := obj.(string)
+	if !ok {
+		var (
+			result []byte
+			err    error
+		)
+		if isSingleLine {
+			if result, err = json.Marshal(obj); err == nil {
+				retVal = string(result)
+			}
+		} else {
+			if result, err = json.MarshalIndent(obj, "", "\t"); err == nil {
+				retVal = string(result)
+			}
+		}
+		if err != nil {
+			retVal = fmt.Sprintf("%v", obj)
+		}
+	}
+	return retVal
+}