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-rw-r--r--generator/proto/nanopb.proto3
1 files changed, 3 insertions, 0 deletions
diff --git a/generator/proto/nanopb.proto b/generator/proto/nanopb.proto
index e830ec2c..a1b24936 100644
--- a/generator/proto/nanopb.proto
+++ b/generator/proto/nanopb.proto
@@ -53,6 +53,9 @@ message NanoPBOptions {
// Skip this message
optional bool skip_message = 6 [default = false];
+
+ // Generate oneof fields as normal optional fields instead of union.
+ optional bool no_unions = 8 [default = false];
}
// Extensions to protoc 'Descriptor' type in order to define options