rust/tests/ui/privacy/where-priv-type.rs

86 lines
1.4 KiB
Rust

// priv-in-pub lint tests where the private type appears in the
// `where` clause of a public item
#![crate_type = "lib"]
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
struct PrivTy;
trait PrivTr {}
pub struct PubTy;
pub struct PubTyGeneric<T>(T);
pub trait PubTr {}
impl PubTr for PrivTy {}
pub trait PubTrWithAssocTy { type AssocTy; }
impl PubTrWithAssocTy for PrivTy { type AssocTy = PrivTy; }
pub struct S
//~^ WARNING type `PrivTy` is more private than the item `S`
where
PrivTy:
{}
pub enum E
//~^ WARNING type `PrivTy` is more private than the item `E`
where
PrivTy:
{}
pub fn f()
//~^ WARNING type `PrivTy` is more private than the item `f`
where
PrivTy:
{}
impl S
//~^ WARNING type `PrivTy` is more private than the item `S`
where
PrivTy:
{
pub fn f()
//~^ WARNING type `PrivTy` is more private than the item `S::f`
where
PrivTy:
{}
}
impl PubTr for PubTy
where
PrivTy:
{}
impl<T> PubTr for PubTyGeneric<T>
where
T: PubTrWithAssocTy<AssocTy=PrivTy>
{}
pub struct Const<const U: u8>;
pub trait Trait {
type AssocTy;
fn assoc_fn() -> Self::AssocTy;
}
impl<const U: u8> Trait for Const<U>
where
Const<{ my_const_fn(U) }>: ,
{
type AssocTy = Const<{ my_const_fn(U) }>;
//~^ ERROR private type
fn assoc_fn() -> Self::AssocTy {
Const
}
}
const fn my_const_fn(val: u8) -> u8 {
// body of this function doesn't matter
val
}