export additional generated protobuf symbols

[devoncarew]

• export additional generated protobuf symbols (Any)

From the health check, we're referencing symbols from the public api that are not exported. This exports some of those symbols.

The following packages contain symbols visible in the public API, but not exported by the library.
Export these symbols or remove them from your publicly visible API.

Package	Leaked API symbols
grpc	$1.Duration
    	Any

[github-actions]

PR Health

Breaking changes ⚠️

Package	Change	Current Version	New Version	Needed Version	Looking good?
grpc	Breaking	4.1.0	4.2.0-wip	5.0.0 Got "4.2.0-wip" expected >= "5.0.0" (breaking changes)	⚠️

This check can be disabled by tagging the PR with skip-breaking-check.

Changelog Entry ✔️

Package	Changed Files

Changes to files need to be accounted for in their respective changelogs.

API leaks ⚠️

The following packages contain symbols visible in the public API, but not exported by the library. Export these symbols or remove them from your publicly visible API.

Package	Leaked API symbols
grpc	$1.Duration

This check can be disabled by tagging the PR with skip-leaking-check.

[devoncarew]

It looks like Duration is leaked from package:grpc/src/generated/google/rpc/error_details.pb.dart, RetryInfo.retryDelay. This would take more work to address; most people who currently import lib/grpc.dart will have a conflict between the protobuf Duration and the one from dart.core.

[devoncarew]

@mit-mit, @szakarias, @sigurdm - I see you listed in the https://github.com/grpc/grpc-dart/blob/master/MAINTAINERS.md file; if any of you have admin rights to this repo, can you add me as a committer? Thanks!

[devoncarew]

cc @mosuem for review