added better message to restricted require error, including the source location

Author: PavelSafronov

package.json

@@ -142,7 +142,7 @@
     "check:search-indexes": "nyc mocha --config test/mocha_mongodb.js test/manual/search-index-management.prose.test.ts",
     "check:test": "mocha --config test/mocha_mongodb.js test/integration",
     "check:unit": "nyc mocha test/unit",
-    "check:unit-bundled": "npm run switch:to-bundled && npm run check:unit || npm run switch:to-unbundled",
+    "check:unit-bundled": "npm run build:bundle && npm run switch:to-bundled && npm run check:unit ; npm run switch:to-unbundled",
     "check:ts": "node ./node_modules/typescript/bin/tsc -v && node ./node_modules/typescript/bin/tsc --noEmit",
     "check:atlas": "nyc mocha --config test/manual/mocharc.js test/manual/atlas_connectivity.test.ts",
     "check:drivers-atlas-testing": "nyc mocha --config test/mocha_mongodb.js test/atlas/drivers_atlas_testing.test.ts",
@@ -157,8 +157,8 @@
     "check:snappy": "nyc mocha test/unit/assorted/snappy.test.js",
     "check:x509": "nyc mocha test/manual/x509_auth.test.ts",
     "check:runtime-independence": "ts-node test/tools/runner/vm_context_helper.ts test/integration/change-streams/change_stream.test.ts",
-    "check:test-bundled": "npm run switch:to-bundled && npm run check:test || npm run switch:to-unbundled",
-    "build:bundle": "npm run bundle:driver && npm run bundle:types && npm run build:runtime-barrel",
+    "check:test-bundled": "npm run build:bundle && npm run switch:to-bundled&& npm run check:test ; npm run switch:to-unbundled",
+    "build:bundle": "npm run bundle:driver && npm run bundle:types",
     "build:runtime-barrel": "node etc/build-runtime-barrel.mjs",
     "bundle:driver": "node etc/bundle-driver.mjs",
     "bundle:types": "npx tsc --project ./tsconfig.json --declaration --emitDeclarationOnly --declarationDir test/tools/runner/bundle/types",

test/tools/runner/vm_context_helper.ts

@@ -14,7 +14,11 @@ function createRestrictedRequire() {
   return function restrictedRequire(moduleName: string) {
     // Block core modules
     if (isBuiltin(moduleName) && blockedModules.has(moduleName)) {
-      throw new Error(`Access to core module '${moduleName}' is restricted in this context`);
+      const sourceFile = new Error().stack.split('\n')[2]?.replace('at', '').trim();
+      const source = sourceFile ? `from ${sourceFile}` : 'from an unknown source';
+      throw new Error(
+        `Access to core module '${moduleName}' (${source}) is restricted in this context`
+      );
     }
 
     return require(moduleName);