#![allow(incomplete_features)] | |
#![feature(const_trait_impl, try_trait_v2, const_try)] | |
use std::ops::{FromResidual, Try}; | |
struct TryMe; | |
struct Error; | |
impl const FromResidual<Error> for TryMe {} | |
//~^ ERROR not all trait items implemented | |
impl const Try for TryMe { | |
//~^ ERROR not all trait items implemented | |
type Output = (); | |
type Residual = Error; | |
} | |
const fn t() -> TryMe { | |
TryMe?; | |
TryMe | |
} | |
const _: () = { | |
t(); | |
}; | |
fn main() {} |