From 6111eb6bd9ae7b4e30e01beb730087459d7a0a7a Mon Sep 17 00:00:00 2001
From: Yang Jun <harttleharttle@gmail.com>
Date: Fri, 10 Jul 2026 23:16:56 +0800
Subject: [PATCH] feat: remove downlevelIteration from Rollup tsconfig override
 (#905)

Browser UMD/min bundles already compile with ES2020 on next; drop the
ES5-only downlevelIteration override from rollup.config.mjs.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 rollup.config.mjs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/rollup.config.mjs b/rollup.config.mjs
index 1aacef3ead..11653d2683 100644
--- a/rollup.config.mjs
+++ b/rollup.config.mjs
@@ -23,8 +23,7 @@ const tsconfig = (target) => ({
     compilerOptions: {
       target,
       module: 'ES2015',
-      rootDir: 'src',
-      downlevelIteration: true
+      rootDir: 'src'
     }
   }
 })