tree d9b97f6611ef174624e7a61024668e6928f3fb98
parent 0d3e8cc096f1ab89865958fa1479eb6bc4b0cafb
author Herbie Ong <herbie@google.com> 1554261576 -0700
committer Herbie Ong <herbie@google.com> 1554274673 +0000

encoding/jsonpb,textpb: fix handling of duplicate oneof fields

Unmarshaling should fail if multiple fields in the same oneof exists in
the input.

Change-Id: I76efd88681a50c18f3eaf770c9eb48727efb412b
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/170517
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>