src: make sure pass the argv to worker threads

PR-URL: nodejs#52827
Fixes: nodejs#52825
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>

src/node_worker.cc

@@ -569,26 +569,30 @@ void Worker::New(const FunctionCallbackInfo<Value>& args) {
       }
     }
 #endif  // NODE_WITHOUT_NODE_OPTIONS
-  }
 
-  if (args[2]->IsArray()) {
-    Local<Array> array = args[2].As<Array>();
     // The first argument is reserved for program name, but we don't need it
     // in workers.
     std::vector<std::string> exec_argv = {""};
-    uint32_t length = array->Length();
-    for (uint32_t i = 0; i < length; i++) {
-      Local<Value> arg;
-      if (!array->Get(env->context(), i).ToLocal(&arg)) {
-        return;
-      }
-      Local<String> arg_v8;
-      if (!arg->ToString(env->context()).ToLocal(&arg_v8)) {
-        return;
+    if (args[2]->IsArray()) {
+      Local<Array> array = args[2].As<Array>();
+      uint32_t length = array->Length();
+      for (uint32_t i = 0; i < length; i++) {
+        Local<Value> arg;
+        if (!array->Get(env->context(), i).ToLocal(&arg)) {
+          return;
+        }
+        Local<String> arg_v8;
+        if (!arg->ToString(env->context()).ToLocal(&arg_v8)) {
+          return;
+        }
+        Utf8Value arg_utf8_value(args.GetIsolate(), arg_v8);
+        std::string arg_string(arg_utf8_value.out(), arg_utf8_value.length());
+        exec_argv.push_back(arg_string);
       }
-      Utf8Value arg_utf8_value(args.GetIsolate(), arg_v8);
-      std::string arg_string(arg_utf8_value.out(), arg_utf8_value.length());
-      exec_argv.push_back(arg_string);
+    } else {
+      exec_argv_out = env->exec_argv();
+      exec_argv.insert(
+          exec_argv.end(), exec_argv_out.begin(), exec_argv_out.end());
     }
 
     std::vector<std::string> invalid_args{};
@@ -606,9 +610,8 @@ void Worker::New(const FunctionCallbackInfo<Value>& args) {
     invalid_args.erase(invalid_args.begin());
     if (errors.size() > 0 || invalid_args.size() > 0) {
       Local<Value> error;
-      if (!ToV8Value(env->context(),
-                     errors.size() > 0 ? errors : invalid_args)
-                         .ToLocal(&error)) {
+      if (!ToV8Value(env->context(), errors.size() > 0 ? errors : invalid_args)
+               .ToLocal(&error)) {
         return;
       }
       Local<String> key =

test/parallel/test-worker-cli-options.js

@@ -0,0 +1,16 @@
+// Flags: --expose-internals
+'use strict';
+require('../common');
+const { Worker } = require('worker_threads');
+
+const CODE = `
+// If the --expose-internals flag does not pass to worker
+// require function will throw an error
+require('internal/options');
+`;
+// Test if the flags is passed to worker threads
+// See https://github.com/nodejs/node/issues/52825
+new Worker(CODE, { eval: true });
+new Worker(CODE, { eval: true, env: process.env, execArgv: ['--expose-internals'] });
+new Worker(CODE, { eval: true, env: process.env });
+new Worker(CODE, { eval: true, execArgv: ['--expose-internals'] });