reduce.js

var users = [
  {
    name: "Alexandre",
    status: "ativo",
  },
  {
    name: "Joao",
    status: "ativo",
  },
  {
    name: "Pedro",
    status: "inativo",
  },
];

let usersStatus = users.reduce(
  (accumulator, user) => {
    if (user.status === "ativo") {
      accumulator["ativos"].push(user);
    } else {
      accumulator["inativos"].push(user);
    }

    return accumulator;
  },
  { ativos: [], inativos: [] }
);

console.log(usersStatus);