more recursion fixing

Makefile

@@ -58,8 +58,8 @@ examples: $(BQ_PLUGIN)
 run:
 	go build -o ~/bin/protoc-gen-bq-schema cmd/main.go
 	protoc \
-		-I ~/commerce/commerce-apis/ \
-		-I ~/commerce/commerce-apis/third_party/ \
+		-I ~/proto/commerce-apis/ \
+		-I ~/proto/googleapis/ \
 		--bq-schema_out=.scratch \
 		--bq-schema_opt=single-message \
 		--bq-schema_opt=Mcommerce/order.created.proto=subscription \

pkg/gen.go

@@ -95,8 +95,10 @@ func _traverseField(pkgName string, bqField *BQField, protoField *descriptor.Fie
 				)
 				if _, ok := parentMessages[desc]; !ok {
 					if IsRecordType(inner) {
+						parentMessages[desc] = true
 						innerBQField = _traverseField(pkgName, innerBQField, inner, desc, parentMessages)
 						bqField.Fields = append(bqField.Fields, innerBQField)
+						parentMessages[desc] = false
 					} else {
 						bqField.Fields = append(bqField.Fields, innerBQField)
 					}