blob: bbdfffafedb73add253e313a9a900c9480418edf (
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
|
// Checking the interaction with this other feature
#![feature(associated_type_defaults)]
use std::fmt::{Display, Debug};
trait Foo {
type Assoc where Self: Sized;
type Assoc2<T> where T: Display;
type Assoc3<T>;
type WithDefault<'a, T: Debug + 'a>: ?Sized = dyn Iterator<Item=T>;
type NoGenerics;
}
struct Bar;
impl Foo for Bar {
type Assoc = usize;
type Assoc2<T> = Vec<T>;
//~^ ERROR `T` doesn't implement `std::fmt::Display`
type Assoc3<T> = Vec<T> where T: Iterator;
//~^ ERROR impl has stricter requirements than trait
type WithDefault<'a, T: Debug + 'a> = &'a dyn Iterator<Item=T>;
type NoGenerics = ::std::cell::Cell<i32>;
}
fn main() {}
|