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relax priv-in-pub lint on generic bounds and where clauses in trait i…
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35 changes: 2 additions & 33 deletions
35
src/test/ui/const-generics/generic_const_exprs/eval-privacy.stderr
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,43 +1,12 @@ | ||
warning: private type `fn(u8) -> u8 {my_const_fn}` in public interface (error E0446) | ||
--> $DIR/eval-privacy.rs:12:1 | ||
| | ||
LL | / impl<const U: u8> Trait for Const<U> | ||
LL | | | ||
LL | | | ||
LL | | | ||
... | | ||
LL | | } | ||
LL | | } | ||
| |_^ | ||
| | ||
= note: `#[warn(private_in_public)]` on by default | ||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! | ||
= note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537> | ||
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warning: private type `fn(u8) -> u8 {my_const_fn}` in public interface (error E0446) | ||
--> $DIR/eval-privacy.rs:12:1 | ||
| | ||
LL | / impl<const U: u8> Trait for Const<U> | ||
LL | | | ||
LL | | | ||
LL | | | ||
... | | ||
LL | | } | ||
LL | | } | ||
| |_^ | ||
| | ||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! | ||
= note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537> | ||
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error[E0446]: private type `fn(u8) -> u8 {my_const_fn}` in public interface | ||
--> $DIR/eval-privacy.rs:21:5 | ||
--> $DIR/eval-privacy.rs:16:5 | ||
| | ||
LL | type AssocTy = Const<{ my_const_fn(U) }>; | ||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type | ||
... | ||
LL | const fn my_const_fn(val: u8) -> u8 { | ||
| ----------------------------------- `fn(u8) -> u8 {my_const_fn}` declared as private | ||
|
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error: aborting due to previous error; 2 warnings emitted | ||
error: aborting due to previous error | ||
|
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For more information about this error, try `rustc --explain E0446`. |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,90 @@ | ||
// priv-in-pub lint tests where the private type appears in the | ||
// `where` clause of a public item | ||
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#![crate_type = "lib"] | ||
#![feature(generic_const_exprs)] | ||
#![allow(incomplete_features)] | ||
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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; } | ||
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pub struct S | ||
//~^ WARNING private type `PrivTy` in public interface | ||
//~| WARNING hard error | ||
where | ||
PrivTy: | ||
{} | ||
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pub enum E | ||
//~^ WARNING private type `PrivTy` in public interface | ||
//~| WARNING hard error | ||
where | ||
PrivTy: | ||
{} | ||
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pub fn f() | ||
//~^ WARNING private type `PrivTy` in public interface | ||
//~| WARNING hard error | ||
where | ||
PrivTy: | ||
{} | ||
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impl S | ||
//~^ ERROR private type `PrivTy` in public interface | ||
where | ||
PrivTy: | ||
{ | ||
pub fn f() | ||
//~^ WARNING private type `PrivTy` in public interface | ||
//~| WARNING hard error | ||
where | ||
PrivTy: | ||
{} | ||
} | ||
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impl PubTr for PubTy | ||
where | ||
PrivTy: | ||
{} | ||
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impl<T> PubTr for PubTyGeneric<T> | ||
where | ||
T: PubTrWithAssocTy<AssocTy=PrivTy> | ||
{} | ||
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pub struct Const<const U: u8>; | ||
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pub trait Trait { | ||
type AssocTy; | ||
fn assoc_fn() -> Self::AssocTy; | ||
} | ||
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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 | ||
} | ||
} | ||
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const fn my_const_fn(val: u8) -> u8 { | ||
// body of this function doesn't matter | ||
val | ||
} |
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