fix: windows handling of ngcc in postinstall

Author: NathanWalker

packages/nx/src/schematics/application/application.ts

@@ -143,6 +143,7 @@ function addAppFiles(options: Schema, appName: string, extra: string = ''): Rule
           appname,
           directoryAppPath: `${directory}${options.name}`,
           pathOffset: directory ? '../../../' : '../../',
+          pathOffsetWindows: directory ? '..\\..\\..\\' : '..\\..\\',
           libFolderName: PluginHelpers.getLibFoldername('nativescript'),
           angularVersion,
           nsAngularVersion,

packages/nx/src/schematics/application/files_angular/package.json

@@ -4,8 +4,7 @@
   "license": "SEE LICENSE IN <your-license-filename>",
   "version": "0.0.0",
   "scripts": {
-    "postinstall": "node ./tools/postinstall.js && npm run ngcc",
-    "ngcc": "<%= pathOffset %>node_modules/.bin/ngcc --tsconfig tsconfig.app.json --properties es2015 module main --first-only"
+    "postinstall": "node ./tools/postinstall.js"
   },
   "dependencies": {
     "@nativescript/core": "*"

packages/nx/src/schematics/application/files_angular/tools/postinstall.js

@@ -2,6 +2,7 @@
 
 const fs = require('fs-extra');
 const path = require('path');
+const childProcess = require('child_process');
 
 // Copy potential hooks from root dependencies to app
 const hooksSrc = '<%= pathOffset %>hooks';
@@ -12,3 +13,12 @@ try {
 } catch (err) {
   // ignore
 }
+
+// Helpful to trigger ngcc after an install to ensure all has processed properly
+const child = childProcess.spawn(/^win/.test(process.platform) ? '<%= pathOffsetWindows %>node_modules\\.bin\\ngcc' : '<%= pathOffset %>node_modules/.bin/ngcc', ['--tsconfig', 'tsconfig.app.json', '--properties', 'es2015', 'module', 'main', '--first-only'], {
+  cwd: process.cwd(),
+  stdio: 'inherit',
+});
+child.on('close', (code) => {
+
+});