Re: [protobuf] Are wrapper.proto messages automatically packed / unpacked with

It sounds like you are observing the expected behavior regarding how these wrapper types are marshalled/unmarshalled to/from JSON: https://developers.google.com/protocol-buffers/docs/proto3#json They get "unboxed" in JSON, as do various other well-known types such as structs, timestamps, and

[protobuf] Are wrapper.proto messages automatically packed / unpacked with

I'm using wrappers.proto in my own API that sits behind Google's Extensible Service Proxy . The proxy trans-codes JSON <-> ProtoBuf. Code for trans-coding is