take review feedback into account, remove unnecessary file

Author: phryneas

src/WorkResult.ts

@@ -7,11 +7,6 @@ import { NormalizedMessage } from './NormalizedMessage';
 import { Message } from './Message';
 import { RunPayload, RunResult, RUN } from './RpcTypes';
 
-// helper function
-function noneUndefined<T>(results: (T | undefined)[]): results is T[] {
-  return results.every(result => !!result);
-}
-
 // fork workers...
 const division = parseInt(process.env.WORK_DIVISION || '', 10);
 const workers: childProcess.ChildProcess[] = [];
@@ -58,7 +53,13 @@ parentRpc.registerRpcHandler<RunPayload, RunResult>(RUN, async message => {
     )
   );
 
-  if (!noneUndefined(workerResults)) {
+  function workerFinished(
+    workerResult: (Message | undefined)[]
+  ): workerResult is Message[] {
+    return workerResult.every(result => typeof result !== 'undefined');
+  }
+
+  if (!workerFinished(workerResults)) {
     return undefined;
   }
 

src/cluster.ts

@@ -90,7 +90,9 @@ async function run(cancellationToken: CancellationToken) {
 }
 
 rpc.registerRpcHandler<RunPayload, RunResult>(RUN, message =>
-  run(CancellationToken.createFromJSON(typescript, message!))
+  typeof message !== 'undefined'
+    ? run(CancellationToken.createFromJSON(typescript, message!))
+    : undefined
 );
 
 process.on('SIGINT', () => {

src/service.ts

@@ -3695,8 +3695,8 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
 typescript@^3.0.1:
-  version "3.3.3333"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.3.3333.tgz#171b2c5af66c59e9431199117a3bcadc66fdcfd6"
+  version "3.4.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.4.2.tgz#9ed4e6475d906f589200193be056f5913caed481"
 
 uglify-js@^3.1.4:
   version "3.4.9"