blob: 86982284ac2c07da3a88c480890ed5bb1197f671 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
// Copyright 2015 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.
trait Wrap<'b> {
fn foo(&'b mut self);
}
struct Wrapper<P>(P);
impl<'b, P> Wrap<'b> for Wrapper<P>
where P: Process<'b>,
<P as Process<'b>>::Item: Iterator {
fn foo(&mut self) {}
}
pub trait Process<'a> {
type Item;
fn bar(&'a self);
}
fn push_process<P>(process: P) where P: Process<'static> {
let _: Box<for<'b> Wrap<'b>> = Box::new(Wrapper(process));
//~^ ERROR the trait `for<'b> Process<'b>` is not implemented for the type `P` [E0277]
//~| ERROR the trait `for<'b> core::iter::Iterator` is not implemented for the type
//~| ERROR cannot infer an appropriate lifetime for lifetime parameter `'b` due to conflicting
}
fn main() {}
|