src/google/protobuf: document UnmarshalJSON / API level behavior

For golang/protobuf#1657 Change-Id: Icdf7254bced1c0987ff2e969fd096d6eef3918f7 Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/635139 Reviewed-by: Damien Neil <[email protected]> Reviewed-by: Cassondra Foesch <[email protected]> LUCI-TryBot-Result: Go LUCI <[email protected]>
protocolbuffers · Dec 16, 2024 · 4cf3399 · 4cf3399
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diff --git a/src/google/protobuf/go_features.proto b/src/google/protobuf/go_features.proto
@@ -19,6 +19,7 @@ extend google.protobuf.FeatureSet {
 
 message GoFeatures {
   // Whether or not to generate the deprecated UnmarshalJSON method for enums.
+  // Can only be true for proto using the Open Struct api.
   optional bool legacy_unmarshal_json_enum = 1 [
     retention = RETENTION_RUNTIME,
     targets = TARGET_TYPE_ENUM,

diff --git a/types/gofeaturespb/go_features.pb.go b/types/gofeaturespb/go_features.pb.go