Skip static file deployment if no files

src/NextjsAssetsDeployment.ts

@@ -128,6 +128,7 @@ export class NextJsAssetsDeployment extends Construct {
       compressionLevel: this.props.compressionLevel,
       quiet: this.props.quiet,
     });
+    if (!archiveZipFilePath) return [];
 
     const deployment = new BucketDeployment(this, 'NextStaticAssetsS3Deployment', {
       destinationBucket: this.bucket,

src/NextjsBuild.ts

@@ -183,7 +183,10 @@ export function createArchive({
   fileGlob = '*',
   compressionLevel = 1,
   quiet,
-}: CreateArchiveArgs): string {
+}: CreateArchiveArgs): string | null {
+  // if directory is empty, can skip
+  if (!fs.existsSync(directory) || fs.readdirSync(directory).length === 0) return null;
+
   zipOutDir = path.resolve(zipOutDir);
   fs.mkdirpSync(zipOutDir);
   // get output path

src/NextjsLambda.ts

@@ -91,6 +91,7 @@ export class NextJsLambda extends Construct {
       fileGlob: '*',
       quiet: props.quiet,
     });
+    if (!zipFilePath) throw new Error('Failed to create archive for lambda function code');
 
     // build native deps layer
     const nextLayer = new NextjsLayer(scope, 'NextjsLayer', {});