Updated conditional statement to exclude counting field when the type…

… field is set to object as it will be counted in the recursion case

collector/indices_mappings.go

@@ -88,8 +88,10 @@ func NewIndicesMappings(logger log.Logger, client *http.Client, url *url.URL) *I
 func countFieldsRecursive(properties IndexMappingProperties, fieldCounter float64) float64 {
 	// iterate over all properties
 	for _, property := range properties {
-		if property.Type != nil {
-			// property has a type set - counts as a field
+
+		if property.Type != nil && *property.Type != "object" {
+			// property has a type set - counts as a field unless the value is object
+			// as the recursion below will handle counting that
 			fieldCounter++
 
 			// iterate over all fields of that property

collector/indices_mappings_test.go

@@ -170,6 +170,7 @@ func TestIndexMappingFieldCount(t *testing.T) {
 				"mappings": {
 					"properties": {
 						"data": {
+							"type": "object",
 							"properties": {
 								"field1": {
 									"type": "text",