From 03dae26d9277267e4b11455ca5df08cbd101f697 Mon Sep 17 00:00:00 2001
From: Nathan Walker <walkerrunpdx@gmail.com>
Date: Fri, 25 Jul 2025 10:58:09 -0700
Subject: [PATCH] feat(webpack): auto enable commonjs when a project is on core
 < 9

---
 packages/webpack5/src/configuration/base.ts | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/packages/webpack5/src/configuration/base.ts b/packages/webpack5/src/configuration/base.ts
index e21f40c75..b06f81cb0 100644
--- a/packages/webpack5/src/configuration/base.ts
+++ b/packages/webpack5/src/configuration/base.ts
@@ -14,7 +14,11 @@ import { BundleAnalyzerPlugin } from 'webpack-bundle-analyzer';
 import TerserPlugin from 'terser-webpack-plugin';
 
 import { getProjectFilePath, getProjectTSConfigPath } from '../helpers/project';
-import { getDependencyVersion, hasDependency } from '../helpers/dependencies';
+import {
+	getAllDependencies,
+	getDependencyVersion,
+	hasDependency,
+} from '../helpers/dependencies';
 import { PlatformSuffixPlugin } from '../plugins/PlatformSuffixPlugin';
 import { applyFileReplacements } from '../helpers/fileReplacements';
 import { addCopyRule, applyCopyRules } from '../helpers/copyRules';
@@ -40,6 +44,16 @@ export default function (config: Config, env: IWebpackEnv = _env): Config {
 	// set mode
 	config.mode(mode);
 
+	// determine target output by @nativescript/core version
+	// v9+ supports ESM output, anything below uses CommonJS
+	if (hasDependency('@nativescript/core')) {
+		const coreVersion = getDependencyVersion('@nativescript/core');
+		if (coreVersion && !satisfies(coreVersion, '>=9.0.0')) {
+			// @nativescript/core < 9.0.0 uses CommonJS output
+			env.commonjs = true;
+		}
+	}
+
 	// config.stats({
 	// 	logging: 'verbose'
 	// })