grpc-protobuf: move client exports to a submodule

examples/generated/helloworld/helloworld_grpc.pb.rs

@@ -2,6 +2,7 @@
 pub mod greeter_client {
     use grpc::client::*;
     use grpc_protobuf::*;
+    use grpc_protobuf::client::*;
     /// The greeting service definition.
     #[derive(Debug, Clone)]
     pub struct GreeterClient<T> {

examples/generated/routeguide/route_guide_grpc.pb.rs

@@ -2,6 +2,7 @@
 pub mod route_guide_client {
     use grpc::client::*;
     use grpc_protobuf::*;
+    use grpc_protobuf::client::*;
     /// Interface exported by the server.
     #[derive(Debug, Clone)]
     pub struct RouteGuideClient<T> {

grpc-protobuf/src/client/bidi.rs

@@ -30,9 +30,9 @@ use grpc::client::InvokeOnce;
 use grpc::client::RequestHeaders;
 use protobuf::Message;
 
-use crate::CallBuilder;
-use crate::GrpcStreamingRequest;
-use crate::GrpcStreamingResponse;
+use crate::client::CallBuilder;
+use crate::client::GrpcStreamingRequest;
+use crate::client::GrpcStreamingResponse;
 use crate::private::Internal;
 
 /// Configures a bidirectional call for gRPC Protobuf.  Implements

grpc-protobuf/src/client/client_streaming.rs

@@ -37,11 +37,11 @@ use protobuf::AsMut;
 use protobuf::AsView;
 use protobuf::Message;
 
-use crate::CallBuilder;
 use crate::ProtoRecvMessage;
 use crate::ProtoSendMessage;
 use crate::Status;
 use crate::StatusOr;
+use crate::client::CallBuilder;
 use crate::client::Internal;
 use crate::trailers_conv::status_from_trailers;
 

grpc-protobuf/src/client/mod.rs

@@ -22,6 +22,23 @@
  *
  */
 
+//! Types and call builders for client-side RPCs.
+//!
+//! # Basic usage
+//!
+//! There are four basic RPC (Remote Procedure Call) types and a corresponding
+//! call builder for each.
+//!
+//! * Unary: [`UnaryCallBuilder`]
+//! * Client Streaming: [`ClientStreamingCallBuilder`]
+//! * Server Streaming: [`ServerStreamingCallBuilder`]
+//! * Bidirectional Streaming: [`BidiCallBuilder`]
+//!
+//! Each call builder implements [`CallBuilder`] which can be used to configure
+//! the call.  Each one also provides an [`IntoFuture`] implementation to
+//! actually begin the call.  See the documentation for each type for additional
+//! usage information.
+
 use std::marker::PhantomData;
 use std::time::Duration;
 use std::time::Instant;
@@ -49,10 +66,15 @@ use crate::Status;
 use crate::private::Internal;
 use crate::trailers_conv::status_from_trailers;
 
-pub(crate) mod bidi;
-pub(crate) mod client_streaming;
-pub(crate) mod server_streaming;
-pub(crate) mod unary;
+mod bidi;
+mod client_streaming;
+mod server_streaming;
+mod unary;
+
+pub use bidi::*;
+pub use client_streaming::*;
+pub use server_streaming::*;
+pub use unary::*;
 
 /// Allows sending streaming RPC protobuf request messages.
 ///

grpc-protobuf/src/client/server_streaming.rs

@@ -33,9 +33,9 @@ use grpc::client::SendStream as _;
 use protobuf::AsView;
 use protobuf::Message;
 
-use crate::CallBuilder;
-use crate::GrpcStreamingResponse;
 use crate::ProtoSendMessage;
+use crate::client::CallBuilder;
+use crate::client::GrpcStreamingResponse;
 use crate::client::Internal;
 
 /// Configures a server-streaming call for gRPC Protobuf.  Implements

grpc-protobuf/src/client/unary.rs

@@ -37,11 +37,11 @@ use protobuf::AsMut;
 use protobuf::AsView;
 use protobuf::Message;
 
-use crate::CallBuilder;
 use crate::ProtoRecvMessage;
 use crate::ProtoSendMessage;
 use crate::Status;
 use crate::StatusError;
+use crate::client::CallBuilder;
 use crate::client::Internal;
 use crate::trailers_conv::status_from_trailers;
 

grpc-protobuf/src/lib.rs

@@ -28,20 +28,9 @@
 //! [`protoc-gen-rust-grpc`](https://docs.rs/protoc-gen-rust-grpc).  See our
 //! [Quick Start Guide](docs/languages/rust/quickstart/) for more information.
 //!
-//! ## Basic usage
+//! # Modules
 //!
-//! There are four basic RPC (Remote Procedure Call) types and a corresponding
-//! call builder for each.
-//!
-//! * Unary: [`UnaryCallBuilder`]
-//! * Client Streaming: [`ClientStreamingCallBuilder`]
-//! * Server Streaming: [`ServerStreamingCallBuilder`]
-//! * Bidirectional Streaming: [`BidiCallBuilder`]
-//!
-//! Each call builder implements [`CallBuilder`] which can be used to configure
-//! the call.  Each one also provides an [`IntoFuture`] implementation to
-//! actually begin the call.  See the documentation for each type for additional
-//! usage information.
+//! * [`client`] - Types and call builders for client-side RPCs
 
 use std::any::TypeId;
 
@@ -58,14 +47,9 @@ use protobuf::MutProxied;
 use protobuf::Proxied;
 use protobuf::Serialize;
 
-mod client;
+pub mod client;
 mod status;
 mod trailers_conv;
-pub use client::bidi::*;
-pub use client::client_streaming::*;
-pub use client::server_streaming::*;
-pub use client::unary::*;
-pub use client::*;
 pub use status::*;
 
 /// Implements [`SendMessage`] for protobuf message views.

interop/src/client_protobuf.rs

@@ -28,9 +28,9 @@ use grpc::client::metadata_utils::CaptureHeadersInterceptor;
 use grpc::client::metadata_utils::CaptureTrailersInterceptor;
 use grpc::metadata::MetadataMap;
 use grpc::metadata::MetadataValue;
-use grpc_protobuf::CallBuilder;
 use grpc_protobuf::StatusCodeError;
 use grpc_protobuf::StatusOr;
+use grpc_protobuf::client::CallBuilder;
 use protobuf::message_eq;
 use protobuf::proto;
 use tonic::async_trait;

protoc-gen-rust-grpc/src/cpp_source/src/grpc_rust_generator.cc

@@ -393,6 +393,7 @@ static void GenerateClient(const Service &service, Printer &printer,
       pub mod $client_mod$ {
           use grpc::client::*;
           use grpc_protobuf::*;
+          use grpc_protobuf::client::*;
 
           $service_doc$
           #[derive(Debug, Clone)]