fix splitChunks

vercel · Mar 12, 2024 · 7355a2f · 7355a2f
1 parent b356dc2
commit 7355a2f
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/packages/next/src/build/webpack-config.ts b/packages/next/src/build/webpack-config.ts
@@ -994,7 +994,7 @@ export default async function getBaseWebpackConfig(
           // Ensures the framework chunk is not created for App Router.
           layer: isWebpackDefaultLayer,
           test(module: any) {
-            if (module.type.startsWith('css')) return false
+            if (module.type?.startsWith('css')) return false
             const resource = module.nameForCondition?.()
             return resource
               ? topLevelFrameworkPaths.some((pkgPath) =>
@@ -1015,7 +1015,7 @@ export default async function getBaseWebpackConfig(
             nameForCondition: Function
           }): boolean {
             return (
-              !module.type.startsWith('css') &&
+              !module.type?.startsWith('css') &&
               module.size() > 160000 &&
               /node_modules[/\\]/.test(module.nameForCondition() || '')
             )

diff --git a/packages/next/src/build/webpack/plugins/css-chunking-plugin.ts b/packages/next/src/build/webpack/plugins/css-chunking-plugin.ts
@@ -40,7 +40,7 @@ export class CssChunkingPlugin {
           }
           once = true
           const chunkGraph = compilation.chunkGraph
-          let changed = false
+          let changed: undefined | true = undefined
 
           const chunkStates = new Map<Chunk, ChunkState>()
           const chunkStatesByModule = new Map<Module, Map<ChunkState, number>>()