// Copyright 2019-2020 the Deno authors. All rights reserved. MIT license. pub fn main() { let mut isolate = v8::Isolate::new(mock()); let mut scope1 = v8::HandleScope::new(&mut isolate); let _boxed_local = { let mut scope2 = v8::HandleScope::new(&mut scope1); let mut scope3 = v8::HandleScope::new(&mut scope2); Box::new(v8::Integer::new(&mut scope3, 123)) }; } fn mock() -> T { unimplemented!() }