From e302328a4ce3242cbfb7112e856840b7346aa16a Mon Sep 17 00:00:00 2001
From: Divyansh Singh <40380293+brc-dd@users.noreply.github.com>
Date: Thu, 4 Jul 2024 21:23:17 +0530
Subject: [PATCH] fix(build): sort pageToHashMap to ensure stable assets

closes #4016
---
 src/node/build/bundle.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/node/build/bundle.ts b/src/node/build/bundle.ts
index 6eee911d..bb9c4a72 100644
--- a/src/node/build/bundle.ts
+++ b/src/node/build/bundle.ts
@@ -43,7 +43,7 @@ export async function bundle(
   serverResult: Rollup.RollupOutput
   pageToHashMap: Record<string, string>
 }> {
-  const pageToHashMap = Object.create(null)
+  const pageToHashMap = Object.create(null) as Record<string, string>
   const clientJSMap = Object.create(null)
 
   // define custom rollup input
@@ -202,7 +202,15 @@ export async function bundle(
     }
   }
 
-  return { clientResult, serverResult, pageToHashMap }
+  // sort pageToHashMap to ensure stable output
+  const sortedPageToHashMap = Object.create(null) as Record<string, string>
+  Object.keys(pageToHashMap)
+    .sort()
+    .forEach((key) => {
+      sortedPageToHashMap[key] = pageToHashMap[key]
+    })
+
+  return { clientResult, serverResult, pageToHashMap: sortedPageToHashMap }
 }
 
 const cache = new Map<string, boolean>()