tree df5f32e514598b59e93011bd3c8b9b457154dae5
parent 3d8e369c4e5f4651fdf4ae9e80a8d44e88abb2b8
author Joe Tsai <joetsai@digital-static.net> 1562737095 -0700
committer Joe Tsai <joetsai@digital-static.net> 1563217748 +0000

encoding: support weak fields in text and JSON unmarshaling

If the message for a weak field is linked in,
we treat it as if it were identical to a normal known field.
However, if the weak field is not linked in,
we treat it as if the field were not known.

Change-Id: I576d911deec98e13211304024a6353734d055465
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/185457
Reviewed-by: Herbie Ong <herbie@google.com>