fix(build): Fix service and rpc name conflict

Cargo.toml

@@ -4,4 +4,7 @@ members = [
     "tonic-build",
     "tonic-examples",
     "tonic-interop",
+
+    "tests/same_name",
+    "tests/wellknown",
 ]

tests/same_name/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "same_name"
+version = "0.1.0"
+authors = ["Lucio Franco <luciofranco14@gmail.com>"]
+edition = "2018"
+publish = false
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+tonic = { path = "../../tonic" }
+bytes = "0.4"
+prost = "0.5"
+
+[build-dependencies]
+tonic-build = { path = "../../tonic-build" }

tests/same_name/build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    tonic_build::compile_protos("proto/foo.proto").unwrap();
+}

tests/same_name/proto/foo.proto

@@ -0,0 +1,11 @@
+syntax = "proto3";
+
+package foo;
+
+service Foo {
+  rpc Foo(stream FooRequest) returns (stream FooResponse) {}
+}
+
+message FooRequest {}
+
+message FooResponse {}

tests/same_name/src/lib.rs

@@ -0,0 +1,3 @@
+pub mod pb {
+    tonic::include_proto!("foo");
+}

tests/wellknown/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "wellknown"
+version = "0.1.0"
+authors = ["Lucio Franco <luciofranco14@gmail.com>"]
+edition = "2018"
+publish = false
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+tonic = { path = "../../tonic" }
+bytes = "0.4"
+prost = "0.5"
+prost-types = "0.5"
+
+[build-dependencies]
+tonic-build = { path = "../../tonic-build" }

tests/wellknown/build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    tonic_build::compile_protos("proto/wellknown.proto").unwrap();
+}

tests/wellknown/src/lib.rs

@@ -0,0 +1,3 @@
+pub mod pb {
+    tonic::include_proto!("wellknown");
+}

tonic-build/src/server.rs

@@ -223,7 +223,7 @@ fn generate_unary(
     proto_path: &str,
     server_trait: Ident,
 ) -> TokenStream {
-    let service_ident = Ident::new(&method.proto_name, Span::call_site());
+    let service_ident = quote::format_ident!("{}Svc", method.proto_name);
 
     let (request, response) = crate::replace_wellknown(proto_path, &method);
 
@@ -262,7 +262,7 @@ fn generate_server_streaming(
     proto_path: &str,
     server_trait: Ident,
 ) -> TokenStream {
-    let service_ident = Ident::new(&method.proto_name, Span::call_site());
+    let service_ident = quote::format_ident!("{}Svc", method.proto_name);
 
     let (request, response) = crate::replace_wellknown(proto_path, &method);
 
@@ -305,7 +305,7 @@ fn generate_client_streaming(
     proto_path: &str,
     server_trait: Ident,
 ) -> TokenStream {
-    let service_ident = Ident::new(&method.proto_name, Span::call_site());
+    let service_ident = quote::format_ident!("{}Svc", method.proto_name);
 
     let (request, response) = crate::replace_wellknown(proto_path, &method);
 
@@ -346,7 +346,7 @@ fn generate_streaming(
     proto_path: &str,
     server_trait: Ident,
 ) -> TokenStream {
-    let service_ident = Ident::new(&method.proto_name, Span::call_site());
+    let service_ident = quote::format_ident!("{}Svc", method.proto_name);
 
     let (request, response) = crate::replace_wellknown(proto_path, &method);