How do I declare something to be an objectID

export { Bson, MongoClient, Database } from "https://deno.land/x/mongo/mod.ts";

export { Bson, MongoClient, Database } from "https://deno.land/x/mongo/mod.ts";

import {  Bson} from "../deps.ts";


const id = new Bson.ObjectId();


function doSomethingById(id) : void{
   let workers = [id ]
   .....
}

import {  Bson} from "../deps.ts";


const id = new Bson.ObjectId();


function doSomethingById(id) : void{
   let workers = [id ]
   .....
}