[browser] Align CLR completeTaskWrapper to exit on exception, matching Mono

src/native/libs/Common/JavaScript/cross-module/index.ts

@@ -136,9 +136,10 @@ export function dotnetUpdateInternalsSubscriber() {
             addOnExitListener: table[14],
             abortStartup: table[15],
             quitNow: table[16],
-            normalizeException: table[17],
-            fetchSatelliteAssemblies: table[18],
-            fetchLazyAssembly: table[19],
+            exit: table[17],
+            normalizeException: table[18],
+            fetchSatelliteAssemblies: table[19],
+            fetchLazyAssembly: table[20],
         };
         Object.assign(dotnetLoaderExports, loaderExportsLocal);
         Object.assign(logger, loggerLocal);

src/native/libs/Common/JavaScript/loader/index.ts

@@ -66,6 +66,7 @@ export function dotnetInitializeModule(): RuntimeAPI {
         addOnExitListener,
         abortStartup,
         quitNow,
+        exit,
         normalizeException,
         fetchSatelliteAssemblies,
         fetchLazyAssembly,
@@ -115,6 +116,7 @@ export function dotnetInitializeModule(): RuntimeAPI {
             dotnetLoaderExports.addOnExitListener,
             dotnetLoaderExports.abortStartup,
             dotnetLoaderExports.quitNow,
+            dotnetLoaderExports.exit,
             dotnetLoaderExports.normalizeException,
             dotnetLoaderExports.fetchSatelliteAssemblies,
             dotnetLoaderExports.fetchLazyAssembly,

src/native/libs/Common/JavaScript/types/exchange.ts

@@ -5,7 +5,7 @@ import type { EmsAmbientSymbolsType } from "../types";
 
 import type { check, error, info, warn, debug, fastCheck, normalizeException } from "../loader/logging";
 import type { resolveRunMainPromise, rejectRunMainPromise, getRunMainPromise, abortStartup } from "../loader/run";
-import type { addOnExitListener, isExited, isRuntimeRunning, quitNow } from "../loader/exit";
+import type { addOnExitListener, exit, isExited, isRuntimeRunning, quitNow } from "../loader/exit";
 
 import type { initializeCoreCLR } from "../host/host";
 import type { instantiateWasm, installVfsFile, registerDllBytes, loadIcuData, registerPdbBytes, instantiateWebcilModule } from "../host/assets";
@@ -77,6 +77,7 @@ export type LoaderExports = {
     addOnExitListener: typeof addOnExitListener,
     abortStartup: typeof abortStartup,
     quitNow: typeof quitNow,
+    exit: typeof exit,
     normalizeException: typeof normalizeException,
     fetchSatelliteAssemblies: typeof fetchSatelliteAssemblies,
     fetchLazyAssembly: typeof fetchLazyAssembly,
@@ -100,6 +101,7 @@ export type LoaderExportsTable = [
     typeof addOnExitListener,
     typeof abortStartup,
     typeof quitNow,
+    typeof exit,
     typeof normalizeException,
     typeof fetchSatelliteAssemblies,
     typeof fetchLazyAssembly,

src/native/libs/System.Runtime.InteropServices.JavaScript.Native/interop/marshaled-types.ts

@@ -254,7 +254,11 @@ export class PromiseHolder extends ManagedObject {
             // so that managed user code running in the continuation could allocate the same GCHandle number and the local registry would be already ok with that
             completeTask(this.gc_handle, reason, data, this.res_converter);
         } catch (ex) {
-            // there is no point to propagate the exception into the unhandled promise rejection
+            try {
+                dotnetLoaderExports.exit(1, ex);
+            } catch {
+                // there is no point to propagate the exception into the unhandled promise rejection
+            }
         }
     }
 }