From 20ee6e9633ffc6890e121e6204f927c4074c7e35 Mon Sep 17 00:00:00 2001
From: Daishi Kato <dai-shi@users.noreply.github.com>
Date: Mon, 31 Oct 2022 21:39:57 +0900
Subject: [PATCH] fix(build): no import.meta for "module" condition (#1393)

* fix(build): no import.meta for "module" condition

* be consistent with others
---
 rollup.config.js | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/rollup.config.js b/rollup.config.js
index b66cdf210..cd69816ef 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -52,10 +52,7 @@ function createDeclarationConfig(input, output) {
 function createESMConfig(input, output) {
   return {
     input,
-    output: [
-      { file: `${output}.js`, format: 'esm' },
-      { file: `${output}.mjs`, format: 'esm' },
-    ],
+    output: { file: output, format: 'esm' },
     external,
     plugins: [
       alias({
@@ -65,7 +62,9 @@ function createESMConfig(input, output) {
       }),
       resolve({ extensions }),
       replace({
-        __DEV__: '(import.meta.env&&import.meta.env.MODE)!=="production"',
+        __DEV__: output.endsWith('.mjs')
+          ? '((import.meta.env&&import.meta.env.MODE)!=="production")'
+          : '(process.env.NODE_ENV!=="production")',
         // a workround for #829
         'use-sync-external-store/shim/with-selector':
           'use-sync-external-store/shim/with-selector.js',
@@ -89,7 +88,7 @@ function createCommonJSConfig(input, output) {
       }),
       resolve({ extensions }),
       replace({
-        __DEV__: 'process.env.NODE_ENV!=="production"',
+        __DEV__: '(process.env.NODE_ENV!=="production")',
         preventAssignment: true,
       }),
       babelPlugin(getBabelOptions({ ie: 11 })),
@@ -140,7 +139,6 @@ function createSystemConfig(input, output, env) {
     output: {
       file: `${output}.${env}.js`,
       format: 'system',
-      exports: 'named',
     },
     external,
     plugins: [
@@ -169,7 +167,8 @@ module.exports = function (args) {
   return [
     ...(c === 'index' ? [createDeclarationConfig(`src/${c}.ts`, 'dist')] : []),
     createCommonJSConfig(`src/${c}.ts`, `dist/${c}`),
-    createESMConfig(`src/${c}.ts`, `dist/esm/${c}`),
+    createESMConfig(`src/${c}.ts`, `dist/esm/${c}.js`),
+    createESMConfig(`src/${c}.ts`, `dist/esm/${c}.mjs`),
     createUMDConfig(`src/${c}.ts`, `dist/umd/${c}`, 'development'),
     createUMDConfig(`src/${c}.ts`, `dist/umd/${c}`, 'production'),
     createSystemConfig(`src/${c}.ts`, `dist/system/${c}`, 'development'),