import { EventEmitter } from 'events'; import { Session } from 'inspector'; const session = new Session(); session.connect(); export function gc() { session.post('HeapProfiler.collectGarbage'); } export const event = new EventEmitter(); export class Finalizer extends FinalizationRegistry { constructor(handler: (value: T) => void) { super((value) => { handler(value); event.emit('gc'); }); } }