-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
#![feature(box_patterns)]
#![feature(box_syntax)]
}
pub enum TraitWrapper {
- A(Box<MyTrait+'static>),
+ A(Box<dyn MyTrait + 'static>),
}
-fn get_tw_map(tw: &TraitWrapper) -> &MyTrait {
+fn get_tw_map(tw: &TraitWrapper) -> &dyn MyTrait {
match *tw {
TraitWrapper::A(box ref map) => map, //~ ERROR cannot be dereferenced
}