fix(nf): Cache issue where metadata could not be found

Author: Aukevanoost

libs/native-federation-core/src/lib/core/bundle-shared.ts

@@ -38,8 +38,6 @@ export async function bundleShared(
     ? path.dirname(fedOptions.packageJson)
     : fedOptions.workspaceRoot;
 
-  fs.mkdirSync(cache.pathToCache, { recursive: true });
-
   const sharedPackageInfoCache = getCachedMetadata(
     cache.pathToCache,
     cache.metaDataFile,
@@ -59,6 +57,7 @@ export async function bundleShared(
   }
 
   purgeCacheFolder(cache.pathToCache, cache.metaDataFile);
+  fs.mkdirSync(cache.pathToCache, { recursive: true });
 
   const inferredPackageInfos = Object.keys(sharedBundles)
     .filter((packageName) => !sharedBundles[packageName].packageInfo)

libs/native-federation-core/src/lib/core/get-cache.ts

@@ -31,7 +31,7 @@ export const getCachedMetadata = (
   checksum: string
 ): SharedInfo[] | false => {
   const metadataFile = path.join(pathToCache, file);
-  if (!fs.existsSync(metadataFile)) return false;
+  if (!fs.existsSync(pathToCache) || !fs.existsSync(metadataFile)) return false;
 
   const cachedResult: {
     checksum: string;
@@ -85,10 +85,14 @@ export const copyCacheToDist = (
 
 export const purgeCacheFolder = (pathToCache: string, file: string) => {
   const metadataFile = path.join(pathToCache, file);
+  if (!fs.existsSync(pathToCache)) {
+    return;
+  }
   if (!fs.existsSync(metadataFile)) {
     logger.warn(
       `Could not purge cache, metadata file '${file}' could not be found.`
     );
+    return;
   }
 
   const cachedResult: {