Guard _finalizationRegistry based on availability.

firebase · Jun 25, 2024 · 256814a · 256814a
1 parent b09a267
commit 256814a
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/packages/app/src/firebaseServerApp.ts b/packages/app/src/firebaseServerApp.ts
@@ -32,7 +32,7 @@ export class FirebaseServerAppImpl
  implements FirebaseServerApp
 {
  private readonly _serverConfig: FirebaseServerAppSettings;
- private _finalizationRegistry: FinalizationRegistry<object>;
+ private _finalizationRegistry: FinalizationRegistry<object> | null;
  private _refCount: number;
 
  constructor(
@@ -67,9 +67,12 @@ export class FirebaseServerAppImpl
  ...serverConfig
  };
 
- this._finalizationRegistry = new FinalizationRegistry(() => {
- this.automaticCleanup();
- });
+ this._finalizationRegistry = null;
+ if (typeof FinalizationRegistry !== 'undefined') {
+ this._finalizationRegistry = new FinalizationRegistry(() => {
+ this.automaticCleanup();
+ });
+ }
 
  this._refCount = 0;
  this.incRefCount(this._serverConfig.releaseOnDeref);
@@ -97,7 +100,7 @@ export class FirebaseServerAppImpl
  return;
  }
  this._refCount++;
- if (obj !== undefined) {
+ if (obj !== undefined && this._finalizationRegistry !== null) {
  this._finalizationRegistry.register(obj, this);
  }
  }