const error = new AggregateError( [ new AggregateError([new Error("qux1"), new Error("quux1")]), new Error("bar1", { cause: new Error("baz1") }), ], "foo1", { cause: new AggregateError([ new AggregateError([new Error("qux2"), new Error("quux2")]), new Error("bar2", { cause: new Error("baz2") }), ], "foo2"), }, ); console.log(error.stack); console.log(); console.log(error); console.log(); throw error;