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-rw-r--r--src/compiler/csharp_generator.cc91
-rw-r--r--src/compiler/python_generator.cc17
2 files changed, 95 insertions, 13 deletions
diff --git a/src/compiler/csharp_generator.cc b/src/compiler/csharp_generator.cc
index a3af258d9c..cc7a7a96ae 100644
--- a/src/compiler/csharp_generator.cc
+++ b/src/compiler/csharp_generator.cc
@@ -68,13 +68,13 @@ namespace {
// Currently, we cannot easily reuse the functionality as
// google/protobuf/compiler/csharp/csharp_doc_comment.h is not a public header.
// TODO(jtattermusch): reuse the functionality from google/protobuf.
-void GenerateDocCommentBodyImpl(grpc::protobuf::io::Printer *printer,
+bool GenerateDocCommentBodyImpl(grpc::protobuf::io::Printer *printer,
grpc::protobuf::SourceLocation location) {
grpc::string comments = location.leading_comments.empty()
? location.trailing_comments
: location.leading_comments;
if (comments.empty()) {
- return;
+ return false;
}
// XML escaping... no need for apostrophes etc as the whole text is going to
// be a child
@@ -107,18 +107,84 @@ void GenerateDocCommentBodyImpl(grpc::protobuf::io::Printer *printer,
printer->Print("///\n");
}
last_was_empty = false;
- printer->Print("/// $line$\n", "line", *it);
+ printer->Print("///$line$\n", "line", *it);
}
}
printer->Print("/// </summary>\n");
+ return true;
}
template <typename DescriptorType>
-void GenerateDocCommentBody(grpc::protobuf::io::Printer *printer,
+bool GenerateDocCommentBody(grpc::protobuf::io::Printer *printer,
const DescriptorType *descriptor) {
grpc::protobuf::SourceLocation location;
- if (descriptor->GetSourceLocation(&location)) {
- GenerateDocCommentBodyImpl(printer, location);
+ if (!descriptor->GetSourceLocation(&location)) {
+ return false;
+ }
+ return GenerateDocCommentBodyImpl(printer, location);
+}
+
+void GenerateDocCommentServerMethod(grpc::protobuf::io::Printer *printer,
+ const MethodDescriptor *method) {
+ if (GenerateDocCommentBody(printer, method)) {
+ if (method->client_streaming()) {
+ printer->Print(
+ "/// <param name=\"requestStream\">Used for reading requests from "
+ "the client.</param>\n");
+ } else {
+ printer->Print(
+ "/// <param name=\"request\">The request received from the "
+ "client.</param>\n");
+ }
+ if (method->server_streaming()) {
+ printer->Print(
+ "/// <param name=\"responseStream\">Used for sending responses back "
+ "to the client.</param>\n");
+ }
+ printer->Print(
+ "/// <param name=\"context\">The context of the server-side call "
+ "handler being invoked.</param>\n");
+ if (method->server_streaming()) {
+ printer->Print(
+ "/// <returns>A task indicating completion of the "
+ "handler.</returns>\n");
+ } else {
+ printer->Print(
+ "/// <returns>The response to send back to the client (wrapped by a "
+ "task).</returns>\n");
+ }
+ }
+}
+
+void GenerateDocCommentClientMethod(grpc::protobuf::io::Printer *printer,
+ const MethodDescriptor *method,
+ bool is_sync, bool use_call_options) {
+ if (GenerateDocCommentBody(printer, method)) {
+ if (!method->client_streaming()) {
+ printer->Print(
+ "/// <param name=\"request\">The request to send to the "
+ "server.</param>\n");
+ }
+ if (!use_call_options) {
+ printer->Print(
+ "/// <param name=\"headers\">The initial metadata to send with the "
+ "call. This parameter is optional.</param>\n");
+ printer->Print(
+ "/// <param name=\"deadline\">An optional deadline for the call. The "
+ "call will be cancelled if deadline is hit.</param>\n");
+ printer->Print(
+ "/// <param name=\"cancellationToken\">An optional token for "
+ "canceling the call.</param>\n");
+ } else {
+ printer->Print(
+ "/// <param name=\"options\">The options for the call.</param>\n");
+ }
+ if (is_sync) {
+ printer->Print(
+ "/// <returns>The response received from the server.</returns>\n");
+ } else {
+ printer->Print("/// <returns>The call object.</returns>\n");
+ }
}
}
@@ -319,7 +385,7 @@ void GenerateServerClass(Printer *out, const ServiceDescriptor *service) {
out->Indent();
for (int i = 0; i < service->method_count(); i++) {
const MethodDescriptor *method = service->method(i);
- GenerateDocCommentBody(out, method);
+ GenerateDocCommentServerMethod(out, method);
out->Print(
"public virtual $returntype$ "
"$methodname$($request$$response_stream_maybe$, "
@@ -393,7 +459,7 @@ void GenerateClientStub(Printer *out, const ServiceDescriptor *service) {
if (method_type == METHODTYPE_NO_STREAMING) {
// unary calls have an extra synchronous stub method
- GenerateDocCommentBody(out, method);
+ GenerateDocCommentClientMethod(out, method, true, false);
out->Print(
"public virtual $response$ $methodname$($request$ request, Metadata "
"headers = null, DateTime? deadline = null, CancellationToken "
@@ -411,7 +477,7 @@ void GenerateClientStub(Printer *out, const ServiceDescriptor *service) {
out->Print("}\n");
// overload taking CallOptions as a param
- GenerateDocCommentBody(out, method);
+ GenerateDocCommentClientMethod(out, method, true, true);
out->Print(
"public virtual $response$ $methodname$($request$ request, "
"CallOptions options)\n",
@@ -432,7 +498,7 @@ void GenerateClientStub(Printer *out, const ServiceDescriptor *service) {
if (method_type == METHODTYPE_NO_STREAMING) {
method_name += "Async"; // prevent name clash with synchronous method.
}
- GenerateDocCommentBody(out, method);
+ GenerateDocCommentClientMethod(out, method, false, false);
out->Print(
"public virtual $returntype$ $methodname$($request_maybe$Metadata "
"headers = null, DateTime? deadline = null, CancellationToken "
@@ -452,7 +518,7 @@ void GenerateClientStub(Printer *out, const ServiceDescriptor *service) {
out->Print("}\n");
// overload taking CallOptions as a param
- GenerateDocCommentBody(out, method);
+ GenerateDocCommentClientMethod(out, method, false, true);
out->Print(
"public virtual $returntype$ $methodname$($request_maybe$CallOptions "
"options)\n",
@@ -518,6 +584,9 @@ void GenerateBindServiceMethod(Printer *out, const ServiceDescriptor *service) {
"/// <summary>Creates service definition that can be registered with a "
"server</summary>\n");
out->Print(
+ "/// <param name=\"serviceImpl\">An object implementing the server-side"
+ " handling logic.</param>\n");
+ out->Print(
"public static ServerServiceDefinition BindService($implclass$ "
"serviceImpl)\n",
"implclass", GetServerClassName(service));
diff --git a/src/compiler/python_generator.cc b/src/compiler/python_generator.cc
index b0a60092ab..4841da8da8 100644
--- a/src/compiler/python_generator.cc
+++ b/src/compiler/python_generator.cc
@@ -40,6 +40,7 @@
#include <map>
#include <memory>
#include <ostream>
+#include <set>
#include <sstream>
#include <tuple>
#include <vector>
@@ -64,7 +65,9 @@ using std::make_pair;
using std::map;
using std::pair;
using std::replace;
+using std::tuple;
using std::vector;
+using std::set;
namespace grpc_python_generator {
@@ -73,6 +76,8 @@ namespace {
typedef vector<const Descriptor*> DescriptorVector;
typedef map<grpc::string, grpc::string> StringMap;
typedef vector<grpc::string> StringVector;
+typedef tuple<grpc::string, grpc::string> StringPair;
+typedef set<StringPair> StringPairSet;
// Provides RAII indentation handling. Use as:
// {
@@ -651,6 +656,7 @@ bool PrivateGenerator::PrintPreamble() {
"face_utilities\n");
if (generate_in_pb2_grpc) {
out->Print("\n");
+ StringPairSet imports_set;
for (int i = 0; i < file->service_count(); ++i) {
const ServiceDescriptor* service = file->service(i);
for (int j = 0; j < service->method_count(); ++j) {
@@ -662,11 +668,15 @@ bool PrivateGenerator::PrintPreamble() {
grpc::string type_file_name = type->file()->name();
grpc::string module_name = ModuleName(type_file_name);
grpc::string module_alias = ModuleAlias(type_file_name);
- out->Print("import $ModuleName$ as $ModuleAlias$\n", "ModuleName",
- module_name, "ModuleAlias", module_alias);
+ imports_set.insert(std::make_tuple(module_name, module_alias));
}
}
}
+ for (StringPairSet::iterator it = imports_set.begin();
+ it != imports_set.end(); ++it) {
+ out->Print("import $ModuleName$ as $ModuleAlias$\n", "ModuleName",
+ std::get<0>(*it), "ModuleAlias", std::get<1>(*it));
+ }
}
return true;
}
@@ -714,6 +724,9 @@ pair<bool, grpc::string> PrivateGenerator::GetGrpcServices() {
out = &out_printer;
if (generate_in_pb2_grpc) {
+ out->Print(
+ "# Generated by the gRPC Python protocol compiler plugin. "
+ "DO NOT EDIT!\n");
if (!PrintPreamble()) {
return make_pair(false, "");
}