From 8b516ef9bdc696e974b7e51682b75b1b92676448 Mon Sep 17 00:00:00 2001
From: Rich Harris <richard.a.harris@gmail.com>
Date: Mon, 18 Dec 2017 17:07:17 -0500
Subject: [PATCH] inject HMR import - fixes #14

---
 lib/utils/create_app.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/utils/create_app.js b/lib/utils/create_app.js
index 46f9aeb..0c1daa8 100644
--- a/lib/utils/create_app.js
+++ b/lib/utils/create_app.js
@@ -22,11 +22,16 @@ module.exports = function create_app() {
 				.join(', ')
 		}]`;
 
-		const main = template
+		let main = template
 			.replace(/__app__/g, path.resolve(__dirname, '../../runtime/app.js'))
 			.replace(/__routes__/g, code)
 			.replace(/__dev__/g, String(dev));
 
+		if (dev) {
+			const hmr_client = require.resolve(`webpack-hot-middleware/client`);
+			main += `\n\nimport('${hmr_client}?path=/__webpack_hmr&timeout=20000'); if (module.hot) module.hot.accept();`
+		}
+
 		const file = path.resolve(dest, 'main.js');
 
 		fs.writeFileSync(file, main);