sideEffects

mui · Jan 17, 2025 · 1d213c8 · 1d213c8
1 parent 0df21b4
commit 1d213c8
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Showing 2 changed files with 7 additions and 4 deletions.
diff --git a/packages/mui-icons-material/scripts/create-esm-package-json.mjs b/packages/mui-icons-material/scripts/create-esm-package-json.mjs
@@ -9,7 +9,7 @@ const TARGET_DIR_ESM = path.resolve(currentDirectory, '../build/esm');
 async function run() {
   await fs.writeFile(
     path.resolve(TARGET_DIR_ESM, 'package.json'),
-    JSON.stringify({ type: 'module' }),
+    JSON.stringify({ type: 'module', sideEffects: false }),
     'utf8',
   );
 }

diff --git a/scripts/build.mjs b/scripts/build.mjs
@@ -51,9 +51,9 @@ async function run(argv) {
     '**/test-cases/*.*',
   ];
 
-  let outFileExtension = '.js';
+  const outFileExtension = '.js';
 
-  let relativeOutDir = {
+  const relativeOutDir = {
     node: './',
     modern: './modern',
     stable: './esm',
@@ -111,7 +111,10 @@ async function run(argv) {
   const isEsm = bundle === 'modern' || bundle === 'stable';
   if (isEsm) {
     const rootBundlePackageJson = path.join(outDir, 'package.json');
-    await fs.writeFile(rootBundlePackageJson, JSON.stringify({ type: 'module' }));
+    await fs.writeFile(
+      rootBundlePackageJson,
+      JSON.stringify({ type: 'module', sideEffects: false }),
+    );
   }
 
   if (verbose) {