fix: actually measure how long loadChunk takes

Author: lubieowoce

packages/next/src/server/app-render/action-handler.ts

@@ -915,7 +915,10 @@ export async function handleAction({
       }
 
       const actionHandler = (
-        await ComponentMod.__next_app__.require(actionModId)
+        (await ComponentMod.__next_app__.require(actionModId)) as Record<
+          string,
+          (...args: unknown[]) => Promise<unknown>
+        >
       )[
         // `actionId` must exist if we got here, as otherwise we would have thrown an error above
         actionId!

packages/next/src/server/client-component-renderer-logger.ts

@@ -29,11 +29,11 @@ export function wrapClientComponentLoader(
     },
     loadChunk: (...args) => {
       const startTime = performance.now()
-      try {
-        return ComponentMod.__next_app__.loadChunk(...args)
-      } finally {
+      const result = ComponentMod.__next_app__.loadChunk(...args)
+      result.finally(() => {
         clientComponentLoadTimes += performance.now() - startTime
-      }
+      })
+      return result
     },
   }
 }