[scheduler] Track bundle size of scheduler packages

packages/x-scheduler-premium/package.json

@@ -9,6 +9,7 @@
   },
   "homepage": "https://mui.com/x/react-scheduler/",
   "exports": {
+    ".": "./src/index.ts",
     "./agenda-view-premium": "./src/agenda-view-premium/index.ts",
     "./day-view-premium": "./src/day-view-premium/index.ts",
     "./event-calendar-premium": "./src/event-calendar-premium/index.ts",

packages/x-scheduler-premium/src/index.ts

@@ -1,5 +1,5 @@
-// This file is used by the docs tooling to discover exported components.
-// The package's public API uses sub-path exports defined in package.json.
+// This file is the package's root entrypoint (the `.` export in package.json)
+// and is also used by the docs tooling to discover exported components.
 export * from './agenda-view-premium';
 export * from './day-view-premium';
 export * from './event-calendar-premium';

packages/x-scheduler/package.json

@@ -13,6 +13,7 @@
     "url": "https://opencollective.com/mui-org"
   },
   "exports": {
+    ".": "./src/index.ts",
     "./agenda-view": "./src/agenda-view/index.ts",
     "./day-view": "./src/day-view/index.ts",
     "./event-calendar": "./src/event-calendar/index.ts",

packages/x-scheduler/src/index.ts

@@ -1,5 +1,5 @@
-// This file is used by the docs tooling to discover exported components.
-// The package's public API uses sub-path exports defined in package.json.
+// This file is the package's root entrypoint (the `.` export in package.json)
+// and is also used by the docs tooling to discover exported components.
 export * from './agenda-view';
 export * from './day-view';
 export * from './event-calendar';

test/bundle-size/bundle-size-checker.config.mjs

@@ -3,6 +3,7 @@
  *
  * This file determines which packages and components will have their bundle sizes measured.
  */
+import fs from 'fs';
 import path from 'path';
 import { globby } from 'globby';
 import { defineConfig } from '@mui/internal-bundle-size-checker';
@@ -20,6 +21,28 @@ async function findComponents(packageFolder, packageName) {
   return pkgComponents;
 }
 
+// Sub-path exports that aren't renderable components and therefore shouldn't be
+// tracked individually for bundle size (types, locales, augmentations, internals).
+const NON_COMPONENT_EXPORTS = new Set(['models', 'locales', 'theme-augmentation', 'internals']);
+
+/**
+ * Lists the component entrypoints of a package from its `exports` field.
+ *
+ * Unlike `findComponents`, which scans the build output for PascalCase component
+ * folders, this reads the explicit kebab-case sub-path exports used by the
+ * scheduler packages, so newly added views are tracked automatically without
+ * hardcoding them here.
+ */
+function findComponentsFromExports(packageFolder, packageName) {
+  const pkgJsonPath = path.join(rootDir, `packages/${packageFolder}/package.json`);
+  const { exports: pkgExports } = JSON.parse(fs.readFileSync(pkgJsonPath, 'utf8'));
+  return Object.keys(pkgExports)
+    .filter((key) => key.startsWith('./'))
+    .map((key) => key.slice(2))
+    .filter((name) => !NON_COMPONENT_EXPORTS.has(name) && !name.startsWith('use-'))
+    .map((name) => `${packageName}/${name}`);
+}
+
 /**
  * Generates the entrypoints configuration by scanning the project structure.
  */
@@ -71,6 +94,10 @@ export default defineConfig(async () => {
       ...treeViewComponents,
       '@mui/x-tree-view-pro',
       ...treeViewProComponents,
+      '@mui/x-scheduler',
+      ...findComponentsFromExports('x-scheduler', '@mui/x-scheduler'),
+      '@mui/x-scheduler-premium',
+      ...findComponentsFromExports('x-scheduler-premium', '@mui/x-scheduler-premium'),
       '@mui/x-license',
       '@mui/x-license/internals',
     ],