src: pass cli options to bootstrap/loaders.js lexically

Instead of using `internalBinding('config')` which should be used
to carry information about build-time options, directly pass the
run-time cli options into bootstrap/loaders.js lexically via
function arguments.

PR-URL: #25463
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Refael Ackermann <refack@gmail.com>

lib/internal/bootstrap/loaders.js

@@ -42,7 +42,7 @@
 // This file is compiled as if it's wrapped in a function with arguments
 // passed by node::LoadEnvironment()
 /* global process, getBinding, getLinkedBinding, getInternalBinding */
-/* global debugBreak */
+/* global debugBreak, experimentalModules, exposeInternals */
 
 if (debugBreak)
   debugger; // eslint-disable-line no-debugger
@@ -162,7 +162,6 @@ internalBinding('module_wrap').callbackMap = new WeakMap();
 // written in CommonJS style.
 const loaderExports = { internalBinding, NativeModule };
 const loaderId = 'internal/bootstrap/loaders';
-const config = internalBinding('config');
 
 // Set up NativeModule.
 function NativeModule(id) {
@@ -177,7 +176,7 @@ function NativeModule(id) {
     // Do not expose this to user land even with --expose-internals.
     this.canBeRequiredByUsers = false;
   } else if (id.startsWith('internal/')) {
-    this.canBeRequiredByUsers = config.exposeInternals;
+    this.canBeRequiredByUsers = exposeInternals;
   } else {
     this.canBeRequiredByUsers = true;
   }
@@ -316,7 +315,7 @@ NativeModule.prototype.compile = function() {
     const fn = compileFunction(id);
     fn(this.exports, requireFn, this, process, internalBinding);
 
-    if (config.experimentalModules && this.canBeRequiredByUsers) {
+    if (experimentalModules && this.canBeRequiredByUsers) {
       this.proxifyExports();
     }
 

src/node.cc

@@ -678,7 +678,12 @@ void RunBootstrapping(Environment* env) {
       FIXED_ONE_BYTE_STRING(isolate, "getBinding"),
       FIXED_ONE_BYTE_STRING(isolate, "getLinkedBinding"),
       FIXED_ONE_BYTE_STRING(isolate, "getInternalBinding"),
-      FIXED_ONE_BYTE_STRING(isolate, "debugBreak")};
+      // --inspect-brk-node
+      FIXED_ONE_BYTE_STRING(isolate, "debugBreak"),
+      // --experimental-modules
+      FIXED_ONE_BYTE_STRING(isolate, "experimentalModules"),
+      // --expose-internals
+      FIXED_ONE_BYTE_STRING(isolate, "exposeInternals")};
   std::vector<Local<Value>> loaders_args = {
       process,
       env->NewFunctionTemplate(binding::GetBinding)
@@ -691,7 +696,11 @@ void RunBootstrapping(Environment* env) {
           ->GetFunction(context)
           .ToLocalChecked(),
       Boolean::New(isolate,
-                   env->options()->debug_options().break_node_first_line)};
+                   env->options()->debug_options().break_node_first_line),
+      Boolean::New(isolate,
+                   env->options()->experimental_modules),
+      Boolean::New(isolate,
+                   env->options()->expose_internals)};
 
   MaybeLocal<Value> loader_exports;
   // Bootstrap internal loaders