rust/tests/ui/suggestions/bound-suggestions.rs

74 lines
1.8 KiB
Rust

//@ run-rustfix
#[allow(unused)]
use std::fmt::Debug;
// Rustfix should add this, or use `std::fmt::Debug` instead.
#[allow(dead_code)]
fn test_impl(t: impl Sized) {
println!("{:?}", t);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
fn test_no_bounds<T>(t: T) {
println!("{:?}", t);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
fn test_one_bound<T: Sized>(t: T) {
println!("{:?}", t);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
fn test_no_bounds_where<X, Y>(x: X, y: Y) where X: std::fmt::Debug, {
println!("{:?} {:?}", x, y);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
fn test_one_bound_where<X>(x: X) where X: Sized {
println!("{:?}", x);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
fn test_many_bounds_where<X>(x: X) where X: Sized, X: Sized {
println!("{:?}", x);
//~^ ERROR doesn't implement
}
#[allow(dead_code)]
trait Foo<T> {
const SIZE: usize = core::mem::size_of::<Self>();
//~^ ERROR the size for values of type `Self` cannot be known at compilation time
}
#[allow(dead_code)]
trait Bar: std::fmt::Display {
const SIZE: usize = core::mem::size_of::<Self>();
//~^ ERROR the size for values of type `Self` cannot be known at compilation time
}
#[allow(dead_code)]
trait Baz where Self: std::fmt::Display {
const SIZE: usize = core::mem::size_of::<Self>();
//~^ ERROR the size for values of type `Self` cannot be known at compilation time
}
#[allow(dead_code)]
trait Qux<T> where Self: std::fmt::Display {
const SIZE: usize = core::mem::size_of::<Self>();
//~^ ERROR the size for values of type `Self` cannot be known at compilation time
}
#[allow(dead_code)]
trait Bat<T>: std::fmt::Display {
const SIZE: usize = core::mem::size_of::<Self>();
//~^ ERROR the size for values of type `Self` cannot be known at compilation time
}
fn main() { }