Use union type of streaming response.

Signed-off-by: Akos Kitta <a.kitta@arduino.cc>

Author: Akos Kitta

arduino-ide-extension/src/node/core-service-impl.ts

@@ -9,10 +9,14 @@ import {
   CoreService,
   CoreError,
 } from '../common/protocol/core-service';
-import { CompileRequest } from './cli-protocol/cc/arduino/cli/commands/v1/compile_pb';
+import {
+  CompileRequest,
+  CompileResponse,
+} from './cli-protocol/cc/arduino/cli/commands/v1/compile_pb';
 import { CoreClientAware } from './core-client-provider';
 import {
   BurnBootloaderRequest,
+  BurnBootloaderResponse,
   UploadRequest,
   UploadResponse,
   UploadUsingProgrammerRequest,
@@ -300,7 +304,7 @@ export class CoreServiceImpl extends CoreClientAware implements CoreService {
     return {
       dispose: () => buffer.dispose(),
       stderr,
-      onData: onData,
+      onData,
     };
   }
 
@@ -356,14 +360,11 @@ export class CoreServiceImpl extends CoreClientAware implements CoreService {
     return grpcPort;
   }
 }
-/**
- * Artificial common interface for all gRPC streaming requests.
- * Such as `UploadResponse,` `UploadUsingProgrammerResponse`, `BurnBootloaderResponse`, and the `CompileResponse`.
- */
-interface StreamingResponse {
-  getOutStream_asU8(): Uint8Array;
-  getErrStream_asU8(): Uint8Array;
-}
+type StreamingResponse =
+  | CompileResponse
+  | UploadResponse
+  | UploadUsingProgrammerResponse
+  | BurnBootloaderResponse;
 namespace StreamingResponse {
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
   export function createOnDataHandler<R extends StreamingResponse>(