From ddb63d8e15e628ef4029526825dc9fc88b924060 Mon Sep 17 00:00:00 2001
From: yoyo930021 <yoyo930021@gmail.com>
Date: Thu, 8 Oct 2020 13:35:08 +0800
Subject: [PATCH] fix #440: wrong cli flag when set mainFields in JS

---
 lib/common.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/common.ts b/lib/common.ts
index 889fae86dec..1d4cffc4350 100644
--- a/lib/common.ts
+++ b/lib/common.ts
@@ -139,7 +139,7 @@ function flagsForBuildOptions(options: types.BuildOptions, isTTY: boolean, logLe
   if (platform) flags.push(`--platform=${platform}`);
   if (tsconfig) flags.push(`--tsconfig=${tsconfig}`);
   if (resolveExtensions) flags.push(`--resolve-extensions=${resolveExtensions.join(',')}`);
-  if (mainFields) flags.push(`--resolve-extensions=${mainFields.join(',')}`);
+  if (mainFields) flags.push(`--main-fields=${mainFields.join(',')}`);
   if (external) for (let name of external) flags.push(`--external:${name}`);
   if (loader) {
     for (let ext in loader) {