fix: streaming support --combine-service (#50)

Author: Felix021

thrift_streaming/combine_handler.go

@@ -0,0 +1,49 @@
+// Copyright 2023 CloudWeGo Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package thrift_streaming
+
+import (
+	"context"
+	"io"
+
+	"github.com/cloudwego/kitex-tests/thrift_streaming/kitex_gen/combine"
+	"github.com/cloudwego/kitex-tests/thrift_streaming/kitex_gen/combine/combineservice"
+)
+
+var _ combineservice.CombineService = new(CombineServiceImpl)
+
+type CombineServiceImpl struct{}
+
+func (c CombineServiceImpl) Foo(ctx context.Context, req *combine.Req) (rsp *combine.Rsp, err error) {
+	rsp = &combine.Rsp{Message: req.Message}
+	return
+}
+
+func (c CombineServiceImpl) Bar(stream combine.B_BarServer) (err error) {
+	for {
+		req, err := stream.Recv()
+		if err == io.EOF {
+			return nil
+		}
+		if err != nil {
+			return err
+		}
+
+		err = stream.Send(&combine.Rsp{Message: req.Message})
+		if err != nil {
+			return err
+		}
+	}
+}

thrift_streaming/generate.sh

@@ -80,9 +80,11 @@ function generate_new() {
 
     # Thrift
     kitex $module $idl
+    kitex $module --combine-service idl/combine.thrift
 
     # Thrift Slim
     kitex -thrift template=slim -gen-path kitex_gen_slim $module $idl
+    kitex -thrift template=slim -gen-path kitex_gen_slim $module --combine-service idl/combine.thrift
 
     # KitexPB
     kitex $module idl/api.proto

thrift_streaming/idl/api.thrift

@@ -39,3 +39,13 @@ service EchoService {
     void EchoOneway(1: EchoRequest req1),
     void Ping(),
 }
+
+// for checking whether the generated code is ok
+service PingPongOnlyService {
+    EchoResponse EchoPingPong (1: EchoRequest req1),
+}
+
+// for checking whether the generated code is ok
+service StreamOnlyService {
+    EchoResponse EchoBidirectional (1: EchoRequest req1) (streaming.mode="bidirectional"),
+}

thrift_streaming/idl/combine.thrift

@@ -0,0 +1,31 @@
+// Copyright 2023 CloudWeGo Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+namespace go combine
+
+struct Req {
+    1: required string message,
+}
+
+struct Rsp {
+    1: required string message,
+}
+
+service A {
+    Rsp Foo(1: Req req),
+}
+
+service B {
+    Rsp Bar(1: Req req) (streaming.mode="bidirectional"),
+}