Core: fix internal types

.changeset/puny-papers-fail.md

@@ -0,0 +1,5 @@
+---
+'fumadocs-core': patch
+---
+
+fix internal types

packages/core/src/source/page-tree/transformer-fallback.ts

@@ -11,7 +11,7 @@ export function transformerFallback(): PageTreeTransformer {
   return {
     root(root) {
       if (shouldIgnore(this)) return root;
-      const isolatedStorage: ContentStorage = new FileSystem();
+      const isolatedStorage = new FileSystem() as ContentStorage;
       if (addedFiles.size === this.storage.files.size) return root;
 
       for (const file of this.storage.getFiles()) {

packages/core/src/source/plugins/slugs.ts

@@ -5,8 +5,8 @@ import type { LoaderPlugin } from '../loader';
 /**
  * a function to generate slugs, return `undefined` to fallback to default generation.
  */
-export type SlugFn<S = ContentStorage> = (
-  file: S extends ContentStorage<infer P, unknown> ? P : never,
+export type SlugFn<S extends ContentStorage = ContentStorage> = (
+  file: S['$inferPage'],
 ) => string[] | undefined;
 
 /**

packages/core/src/source/storage/content.ts

@@ -3,9 +3,15 @@ import { slash, splitPath } from '@/source/path';
 import type { ResolvedLoaderConfig } from '../loader';
 import { isStaticSource, MetaData, PageData, type StaticSource } from '../source';
 
-export type ContentStorage<P = ContentStoragePageFile, M = ContentStorageMetaFile> = FileSystem<
-  P | M
->;
+export type ContentStorage<
+  P extends ContentStoragePageFile = ContentStoragePageFile,
+  M extends ContentStorageMetaFile = ContentStorageMetaFile,
+> = FileSystem<P | M> & {
+  /** always `undefined`, for inferring types only */
+  $inferPage: P;
+  /** always `undefined`, for inferring types only */
+  $inferMeta: M;
+};
 
 /** @internal */
 export interface ContentStorageMetaFile<
@@ -126,7 +132,7 @@ export function createContentStorageBuilder(loaderConfig: ResolvedLoaderConfig)
   }
 
   function makeStorage(locale: string | typeof EmptyLang, inherit?: ContentStorage) {
-    const storage = new FileSystem(inherit);
+    const storage = new FileSystem(inherit) as ContentStorage;
     for (const [storageKey, file] of fileMap.get(locale) ?? []) {
       storage.write(storageKey, file);
     }

packages/vite/vitefu/index.ts

@@ -75,13 +75,9 @@ export async function crawlFrameworkPkgs(
     _parentIsFrameworkPkg = false,
     hasFrameworkAncestor = false,
   ) {
-    const isRoot = parentDepNames.length === 0;
-    const crawlDevDependencies = isRoot;
-
-    const deps = [
-      ...Object.keys(currentPkgJson.dependencies ?? {}),
-      ...(crawlDevDependencies ? Object.keys(currentPkgJson.devDependencies ?? {}) : []),
-    ].filter((dep) => !parentDepNames.includes(dep));
+    const deps = Object.keys(currentPkgJson.dependencies ?? {}).filter(
+      (dep) => !parentDepNames.includes(dep),
+    );
 
     await Promise.all(
       deps.map(async (dep) => {

pnpm-lock.yaml

@@ -3471,9 +3471,6 @@ importers:
       '@fumadocs/story':
         specifier: workspace:*
         version: link:../story
-      '@types/node':
-        specifier: ^25.6.2
-        version: 25.6.2
       fumadocs-core:
         specifier: workspace:*
         version: link:../core