feat(core): add a monkey-patch for require to use @nx packages instea… (

#16511)

packages/nx/bin/init-local.ts

@@ -7,6 +7,8 @@ import { commandsObject } from '../src/command-line/nx-commands';
 import { WorkspaceTypeAndRoot } from '../src/utils/find-workspace-root';
 import { stripIndents } from '../src/utils/strip-indents';
 
+import * as Mod from 'module';
+
 /**
  * Nx is being run inside a workspace.
  *
@@ -20,6 +22,8 @@ export function initLocal(workspace: WorkspaceTypeAndRoot) {
     performance.mark('init-local');
     require('nx/src/utils/perf-logging');
 
+    monkeyPatchRequire();
+
     if (workspace.type !== 'nx' && shouldDelegateToAngularCLI()) {
       console.warn(
         stripIndents`Using Nx to run Angular CLI commands is deprecated and will be removed in a future version.
@@ -218,3 +222,42 @@ function handleAngularCLIFallbacks(workspace: WorkspaceTypeAndRoot) {
     }
   }
 }
+
+// TODO(v17): Remove this once the @nrwl/* packages are not
+function monkeyPatchRequire() {
+  const originalRequire = Mod.prototype.require;
+
+  (Mod.prototype.require as any) = function (...args) {
+    const modulePath = args[0];
+    if (!modulePath.startsWith('@nrwl/')) {
+      return originalRequire.apply(this, args);
+    } else {
+      try {
+        // Try the original require
+        return originalRequire.apply(this, args);
+      } catch (e) {
+        if (e.code !== 'MODULE_NOT_FOUND') {
+          throw e;
+        }
+
+        try {
+          // Retry the require with the @nx package
+          return originalRequire.apply(
+            this,
+            args.map((value, i) => {
+              if (i !== 0) {
+                return value;
+              } else {
+                return value.replace('@nrwl/', '@nx/');
+              }
+            })
+          );
+        } catch {
+          // Throw the original error
+          throw e;
+        }
+      }
+    }
+    // do some side-effect of your own
+  };
+}

packages/nx/src/utils/register.spec.ts → packages/nx/src/plugins/js/utils/register.spec.ts

@@ -1,5 +1,5 @@
 import { JsxEmit, ModuleKind, ScriptTarget } from 'typescript';
-import { getTsNodeCompilerOptions } from '../plugins/js/utils/register';
+import { getTsNodeCompilerOptions } from './register';
 
 describe('getTsNodeCompilerOptions', () => {
   it('should replace enum value with enum key for module', () => {

packages/nx/src/utils/register.ts

@@ -0,0 +1,2 @@
+// TODO(v17): remove this re-export
+export * from '../plugins/js/utils/register';