successfully built

package.json

@@ -40,13 +40,15 @@
     "@babel/eslint-parser": "^7.23.3",
     "@babel/plugin-proposal-optional-chaining": "^7.21.0",
     "@babel/preset-typescript": "^7.23.3",
+    "@rollup/plugin-babel": "^6.0.4",
     "@types/jest": "^29.5.11",
     "@types/node": "^20.11.0",
     "@types/prettier": "^2.7.3",
     "@types/react": "^18.2.47",
     "@types/react-dom": "^18.2.18",
     "@typescript-eslint/eslint-plugin": "^6.18.1",
     "@typescript-eslint/parser": "^6.18.1",
+    "esbuild": "^0.20.0",
     "eslint": "^8.56.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-import": "^2.29.1",
@@ -55,11 +57,10 @@
     "eslint-plugin-react": "^7.33.2",
     "eslint-plugin-react-hooks": "^4.6.0",
     "lerna": "^8.0.2",
-    "rollup": "^4.9.6",
     "prettier": "^3.1.1",
-    "esbuild": "^0.20.0",
+    "rollup": "^4.9.6",
     "rollup-plugin-esbuild": "^6.1.1",
     "rollup-plugin-postcss": "^4.0.2",
     "typescript": "^5.3.3"
   }
-}
+}

packages/mantine-corporate/rollup.config.mjs

@@ -1,5 +1,6 @@
 import esbuild from 'rollup-plugin-esbuild';
 import postcss from 'rollup-plugin-postcss';
+import babel from '@rollup/plugin-babel';
 import path from 'path';
 
 const getPath = (storyPath) => path.resolve(process.cwd(), storyPath).replace(/\\/g, '/');
@@ -25,6 +26,9 @@ export default {
     },
   ],
   plugins: [
+    babel({
+      babelHelpers: 'runtime',
+    }),
     esbuild({
       sourceMap: false,
       tsconfig: getPath('tsconfig.json'),

packages/mantine/rollup.config.mjs

@@ -1,5 +1,6 @@
 import esbuild from 'rollup-plugin-esbuild';
 import postcss from 'rollup-plugin-postcss';
+import babel from '@rollup/plugin-babel';
 import path from 'path';
 
 const getPath = (storyPath) => path.resolve(process.cwd(), storyPath).replace(/\\/g, '/');
@@ -25,6 +26,9 @@ export default {
     },
   ],
   plugins: [
+    babel({
+      babelHelpers: 'runtime',
+    }),
     esbuild({
       sourceMap: false,
       tsconfig: getPath('tsconfig.json'),