From 63d7275dc00f945eb81739b4578ba9c5cf256f8f Mon Sep 17 00:00:00 2001
From: Simon Holthausen <simon.holthausen@vercel.com>
Date: Thu, 9 Feb 2023 09:02:27 +0100
Subject: [PATCH] fix: string concatenation

---
 packages/adapter-netlify/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/adapter-netlify/index.js b/packages/adapter-netlify/index.js
index 2d2f91a98cb4..d3e6b7130a58 100644
--- a/packages/adapter-netlify/index.js
+++ b/packages/adapter-netlify/index.js
@@ -205,7 +205,7 @@ async function generate_lambda_functions({ builder, publish, split }) {
 
 			const pattern = `/${parts.join('/')}`;
 			const name =
-				FUNCTION_PREFIX + parts.join('-').replace(/[:.]/g, '_').replace('*', '__rest') || 'index';
+				FUNCTION_PREFIX + (parts.join('-').replace(/[:.]/g, '_').replace('*', '__rest') || 'index');
 
 			// skip routes with identical patterns, they were already folded into another function
 			if (seen.has(pattern)) continue;