From 80eadda87cfe38273f605fbc4e49d0d37945d61f Mon Sep 17 00:00:00 2001
From: Charlie Ruan <53290280+CharlieFRuan@users.noreply.github.com>
Date: Tue, 14 May 2024 01:12:32 -0400
Subject: [PATCH] [Next][Fix] Remove require() in index.js for scriptDir

---
 cleanup-index-js.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cleanup-index-js.sh b/cleanup-index-js.sh
index 9e7f9395..3209000b 100755
--- a/cleanup-index-js.sh
+++ b/cleanup-index-js.sh
@@ -4,6 +4,12 @@
 sed -e s/"const{createRequire:createRequire}=await import('module');"//g -i .backup lib/index.js
 sed -e s/"const{createRequire:createRequire}=await import('module');"//g -i .backup lib/index.js.map
 
+# Replace string "new (require('u' + 'rl').URL)('file:' + __filename).href" with "MLC_DUMMY_PATH"
+# This is required for building nextJS projects -- its compile time would complain about `require()`
+# See https://github.com/mlc-ai/web-llm/issues/383 and the fixing PR's description for more.
+sed -e s/"new (require('u' + 'rl').URL)('file:' + __filename).href"/"\"MLC_DUMMY_PATH\""/g -i .backup lib/index.js
+sed -e s/"new (require('u' + 'rl').URL)('file:' + __filename).href"/"\"MLC_DUMMY_PATH\""/g -i .backup lib/index.js.map
+
 # Cleanup backup files
 rm lib/index.js.backup
 rm lib/index.js.map.backup
\ No newline at end of file