Undo async

Author: schmidt-sebastian

packages/firestore/exp/src/api/components.ts

@@ -144,41 +144,43 @@ function verifyNotTerminated(firestore: Firestore): void {
   }
 }
 
-export async function getSyncEngine(firestore: Firestore): Promise<SyncEngine> {
-  const components = await getOnlineComponentProvider(firestore);
-  return components.syncEngine;
-}
+// Note: These functions cannot be `async` since we want to throw an exception
+// when Firestore is terminated (via `getOnlineComponentProvider()`).
 
-export async function getRemoteStore(
-  firestore: Firestore
-): Promise<RemoteStore> {
-  const components = await getOnlineComponentProvider(firestore);
-  return components.remoteStore;
+export function getSyncEngine(firestore: Firestore): Promise<SyncEngine> {
+  return getOnlineComponentProvider(firestore).then(
+    components => components.syncEngine
+  );
 }
 
-export async function getEventManager(
-  firestore: Firestore
-): Promise<EventManager> {
-  const components = await getOnlineComponentProvider(firestore);
-  const eventManager = components.eventManager;
-  eventManager.onListen = syncEngineListen.bind(null, components.syncEngine);
-  eventManager.onUnlisten = syncEngineUnlisten.bind(
-    null,
-    components.syncEngine
+export function getRemoteStore(firestore: Firestore): Promise<RemoteStore> {
+  return getOnlineComponentProvider(firestore).then(
+    components => components.remoteStore
   );
-  return eventManager;
 }
 
-export async function getPersistence(
-  firestore: Firestore
-): Promise<Persistence> {
-  const components = await getOfflineComponentProvider(firestore);
-  return components.persistence;
+export function getEventManager(firestore: Firestore): Promise<EventManager> {
+  return getOnlineComponentProvider(firestore).then(components => {
+    const eventManager = components.eventManager;
+    eventManager.onListen = syncEngineListen.bind(null, components.syncEngine);
+    eventManager.onUnlisten = syncEngineUnlisten.bind(
+      null,
+      components.syncEngine
+    );
+    return eventManager;
+  });
 }
 
-export async function getLocalStore(firestore: Firestore): Promise<LocalStore> {
-  const components = await getOfflineComponentProvider(firestore);
-  return components.localStore;
+export function getPersistence(firestore: Firestore): Promise<Persistence> {
+  return getOfflineComponentProvider(firestore).then(
+    components => components.persistence
+  );
+}
+
+export function getLocalStore(firestore: Firestore): Promise<LocalStore> {
+  return getOfflineComponentProvider(firestore).then(
+    provider => provider.localStore
+  );
 }
 
 /**