Node: Fix crash in _initialize for external db adapters (#890)

simolus3 · web-flow · commit 93703a0670d3 · 2026-03-12T11:10:23.000+01:00
diff --git a/.changeset/wise-wasps-pretend.md b/.changeset/wise-wasps-pretend.md
@@ -0,0 +1,5 @@
+---
+'@powersync/node': patch
+---
+
+Fix crash when initializing with an external database adapter.
diff --git a/packages/node/src/db/PowerSyncDatabase.ts b/packages/node/src/db/PowerSyncDatabase.ts
@@ -54,7 +54,9 @@ export class PowerSyncDatabase extends AbstractPowerSyncDatabase {
   }
 
   async _initialize(): Promise<void> {
-    await (this.database as WorkerPoolDatabaseAdapter).initialize();
+    if ('initialize' in this.database) {
+      await (this.database as WorkerPoolDatabaseAdapter).initialize();
+    }
   }
 
   /**

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +'@powersync/node': patch
 +---
++
 +Fix crash when initializing with an external database adapter.
Original file line number	Diff line number	Diff line change
`@@ -54,7 +54,9 @@ export class PowerSyncDatabase extends AbstractPowerSyncDatabase {`
`54`	`54`	`}`
`55`	`55`
`56`	`56`	`async _initialize(): Promise<void> {`
`57`		`- await (this.database as WorkerPoolDatabaseAdapter).initialize();`
	`57`	`+ if ('initialize' in this.database) {`
	`58`	`+ await (this.database as WorkerPoolDatabaseAdapter).initialize();`
	`59`	`+ }`
`58`	`60`	`}`
`59`	`61`
`60`	`62`	`/**`