fix(repack): skip chunks that have no files associated with them (#347)

callstack · Apr 24, 2023 · 2180c09 · 2180c09
1 parent d81c499
commit 2180c09
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diff --git a/.changeset/fluffy-flies-tell.md b/.changeset/fluffy-flies-tell.md
@@ -0,0 +1,5 @@
+---
+"@callstack/repack": patch
+---
+
+Fix OutputPlugin issue where chunks have no associated files with them
diff --git a/packages/repack/src/webpack/plugins/utils/AssetsCopyProcessor.ts b/packages/repack/src/webpack/plugins/utils/AssetsCopyProcessor.ts
@@ -45,6 +45,14 @@ export class AssetsCopyProcessor {
 
     // Chunk bundle e.g: `index.bundle`, `src_App_js.chunk.bundle`
     const [chunkFile] = [...chunk.files];
+
+    // Sometimes there are no files associated with the chunk and the OutputPlugin fails
+    // Skipping such chunks is a temporary workaround resulting in proper behaviour
+    // TODO: determine the real cause of this issue
+    if (!chunkFile) {
+      return;
+    }
+
     const relatedSourceMap =
       compilation.assetsInfo.get(chunkFile)?.related?.sourceMap;
     // Source map for the chunk e.g: `index.bundle.map`, `src_App_js.chunk.bundle.map`