From 38e19d9c94b38e6c726445be787b2f3bc10bc9ae Mon Sep 17 00:00:00 2001
From: Zakary <zakarycode@gmail.com>
Date: Thu, 15 Sep 2022 16:32:35 +0800
Subject: [PATCH] =?UTF-8?q?fix(prebundle):=20=E6=94=AF=E6=8C=81=E6=A0=B9?=
 =?UTF-8?q?=E6=8D=AE=20define=20=E5=8F=82=E6=95=B0=E5=8E=BB=E9=99=A4?=
 =?UTF-8?q?=E4=B8=8D=E5=BF=85=E8=A6=81=E7=9A=84=E4=BE=9D=E8=B5=96=20fix=20?=
 =?UTF-8?q?#12385?=
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---
 packages/taro-webpack5-prebundle/src/prebundle/index.ts   | 1 +
 .../taro-webpack5-prebundle/src/prebundle/scanImports.ts  | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/packages/taro-webpack5-prebundle/src/prebundle/index.ts b/packages/taro-webpack5-prebundle/src/prebundle/index.ts
index c3346f777b04..8fc879335e0e 100644
--- a/packages/taro-webpack5-prebundle/src/prebundle/index.ts
+++ b/packages/taro-webpack5-prebundle/src/prebundle/index.ts
@@ -137,6 +137,7 @@ export default class BasePrebundle<T extends IPrebundleConfig = IPrebundleConfig
 
     await scanImports({
       appPath: this.appPath,
+      chain: this.chain,
       customEsbuildConfig: this.customEsbuildConfig,
       entries,
       include,
diff --git a/packages/taro-webpack5-prebundle/src/prebundle/scanImports.ts b/packages/taro-webpack5-prebundle/src/prebundle/scanImports.ts
index a68d82c7ecdc..b7635e8b5ae7 100644
--- a/packages/taro-webpack5-prebundle/src/prebundle/scanImports.ts
+++ b/packages/taro-webpack5-prebundle/src/prebundle/scanImports.ts
@@ -1,9 +1,11 @@
 import esbuild, { Loader } from 'esbuild'
 import fs from 'fs'
 import path from 'path'
+import Chain from 'webpack-chain'
 
 import {
   externalModule,
+  getDefines,
   getResolve,
   isExclude,
   isOptimizeIncluded,
@@ -26,6 +28,7 @@ import {
 
 interface ScanImportsConfig {
   appPath: string
+  chain: Chain
   entries: string[]
   include: string[]
   exclude: string[]
@@ -34,6 +37,7 @@ interface ScanImportsConfig {
 
 export async function scanImports ({
   appPath,
+  chain,
   entries,
   include = [],
   exclude = [],
@@ -55,6 +59,10 @@ deps: CollectedDeps = new Map()
         format: 'esm',
         loader: defaultEsbuildLoader,
         write: false,
+        define: {
+          ...getDefines(chain),
+          define: 'false'
+        },
         plugins: [
           scanImportsPlugin,
           ...customPlugins