first commit

packages/workflow/src/errors/db-connection-timeout-error.ts

@@ -0,0 +1,14 @@
+import { ApplicationError } from '@n8n/errors';
+
+export type DbConnectionTimeoutErrorOpts = {
+	configuredTimeoutInMs: number;
+	cause: Error;
+};
+
+export class DbConnectionTimeoutError extends ApplicationError {
+	constructor(opts: DbConnectionTimeoutErrorOpts) {
+		const numberFormat = Intl.NumberFormat();
+		const errorMessage = `Could not establish database connection within the configured timeout of ${numberFormat.format(opts.configuredTimeoutInMs)} ms. Please ensure the database is configured correctly and the server is reachable. You can increase the timeout by setting the 'DB_POSTGRESDB_CONNECTION_TIMEOUT' environment variable.`;
+		super(errorMessage, { cause: opts.cause });
+	}
+}