From 8ed092efee6bd557bc49242aa3efdfc147d0372a Mon Sep 17 00:00:00 2001
From: Daniel Bruce <djbruce@google.com>
Date: Thu, 23 Nov 2023 09:55:13 -0500
Subject: [PATCH] Stronger type checking for runAsync
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Use more specific types in the runAsync function so that the compiler will complain if anything isn’t right.
---
 src/transaction.ts | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/transaction.ts b/src/transaction.ts
index 91e77bf1b..6513ad5af 100644
--- a/src/transaction.ts
+++ b/src/transaction.ts
@@ -759,7 +759,9 @@ class Transaction extends DatastoreRequest {
    *
    *
    **/
-  async #runAsync(options: RunOptions): Promise<UserCallbackData<any>> {
+  async #runAsync(
+    options: RunOptions
+  ): Promise<UserCallbackData<google.datastore.v1.IBeginTransactionResponse>> {
     const reqOpts: RequestOptions = {
       transactionOptions: {},
     };
@@ -777,8 +779,10 @@ class Transaction extends DatastoreRequest {
     if (options.transactionOptions) {
       reqOpts.transactionOptions = options.transactionOptions;
     }
-    const promiseFunction: Resolver<any> = (
-      resolve: PromiseResolveFunction<any>
+    const promiseFunction: Resolver<
+      google.datastore.v1.IBeginTransactionResponse
+    > = (
+      resolve: PromiseResolveFunction<google.datastore.v1.IBeginTransactionResponse>
     ) => {
       this.request_(
         {