Merge pull request #1576 from nestjs/fix/openhandle-typeorm-health-in…

…dicator

fix(health): open handle when using `pingCheck` in jest environment

lib/utils/promise-timeout.ts

@@ -16,18 +16,19 @@ export class TimeoutError extends Error {}
  *
  * @internal
  */
-export const promiseTimeout = function(
+export const promiseTimeout = function (
  ms: number,
  promise: Promise<any>,
 ): Promise<any> {
- // Create a promise that rejects in <ms> milliseconds
- let timeout = new Promise((_, reject) => {
- let id = setTimeout(() => {
- clearTimeout(id);
- reject(new TimeoutError('Timed out in ' + ms + 'ms.'));
- }, ms);
- });
-
- // Returns a race between our timeout and the passed in promise
- return Promise.race([promise, timeout]);
+ let timer: NodeJS.Timeout;
+ return Promise.race([
+ promise,
+ new Promise(
+ (_, reject) =>
+ (timer = setTimeout(
+ () => reject(new TimeoutError(`Timed out in ${ms}ms.`)),
+ ms,
+ )),
+ ),
+ ]).finally(() => clearTimeout(timer));
 };