repl: fixup

Author: Mesteery

lib/internal/modules/cjs/helpers.js

@@ -167,6 +167,13 @@ function addBuiltinLibsToObject(object, dummyModuleName) {
         return;
       }
 
+      function setReal(val) {
+        // Deleting the property before re-assigning it disables the
+        // getter/setter mechanism.
+        delete object[name];
+        object[name] = val;
+      };
+
       ObjectDefineProperty(object, name, {
         get() {
           const lib = dummyModule.require(mod);
@@ -180,20 +187,14 @@ function addBuiltinLibsToObject(object, dummyModuleName) {
           // non-enumerable property.
           delete object[name];
           ObjectDefineProperty(object, name, {
-            value: lib,
-            writable: true,
+            get: () => lib,
+            set: setReal,
             configurable: true,
             enumerable: false,
           });
           return lib;
         },
-
-        set(val) {
-          // Deleting the property before re-assigning it disables the
-          // getter/setter mechanism.
-          delete object[name];
-          object[name] = val;
-        },
+        set: setReal,
         configurable: true,
         enumerable: false,
       });