Rocket.Chat/packages/apps-engine/deno-runtime/error-handlers.ts

import * as Messenger from './lib/messenger.ts';

export function unhandledRejectionListener(event: PromiseRejectionEvent) {
	event.preventDefault();

	const { type, reason } = event;

	Messenger.sendNotification({
		method: 'unhandledRejection',
		params: [
			{
				type,
				reason: reason instanceof Error ? reason.message : reason,
				timestamp: new Date(),
			},
		],
	});
}

export function unhandledExceptionListener(event: ErrorEvent) {
	event.preventDefault();

	const { type, message, filename, lineno, colno } = event;
	Messenger.sendNotification({
		method: 'uncaughtException',
		params: [{ type, message, filename, lineno, colno }],
	});
}

export default function registerErrorListeners() {
	addEventListener('unhandledrejection', unhandledRejectionListener);
	addEventListener('error', unhandledExceptionListener);
}