- added test method which throws an error and CodedRpcException class which extends the RpcException

Author: goce-h4

src/test-handler.ts

@@ -13,6 +13,7 @@ import {
 } from "@nestjs/common";
 
 import { JSONRpcService } from ".";
+import { RpcException } from "@nestjs/microservices";
 
 const initialModuleState = {
   pipeCalled: false,
@@ -77,4 +78,20 @@ export class TestService {
     console.log("Invoke WAS called");
     return params;
   }
+
+  @UsePipes(TestPipe)
+  @UseInterceptors(TestInterceptor)
+  @UseGuards(TestGuard)
+  public async testError(params: any) {
+    console.log("Throw an error !!!");
+
+    // construct the error object with some data inside
+    throw new CodedRpcException("RPC EXCEPTION", 403, { fromService: "Test Service", params });
+  }
+}
+
+export class CodedRpcException extends RpcException {
+  constructor(message: string, public code: number = 500, public data: any = {}) {
+    super({ message, code, data });
+  }
 }