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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/privacy/private-in-public-assoc-ty.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/privacy/private-in-public-assoc-ty.rs')
-rw-r--r-- | src/test/ui/privacy/private-in-public-assoc-ty.rs | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/test/ui/privacy/private-in-public-assoc-ty.rs b/src/test/ui/privacy/private-in-public-assoc-ty.rs new file mode 100644 index 000000000..fba72c131 --- /dev/null +++ b/src/test/ui/privacy/private-in-public-assoc-ty.rs @@ -0,0 +1,52 @@ +// Private types and traits are not allowed in interfaces of associated types. +// This test also ensures that the checks are performed even inside private modules. + +#![feature(associated_type_defaults)] +#![feature(type_alias_impl_trait)] + +mod m { + struct Priv; + trait PrivTr {} + impl PrivTr for Priv {} + pub trait PubTrAux1<T> {} + pub trait PubTrAux2 { + type A; + } + impl<T> PubTrAux1<T> for u8 {} + impl PubTrAux2 for u8 { + type A = Priv; + //~^ ERROR private type `Priv` in public interface + } + + // "Private-in-public in associated types is hard error" in RFC 2145 + // applies only to the aliased types, not bounds. + pub trait PubTr { + type Alias1: PrivTr; + //~^ WARN private trait `PrivTr` in public interface + //~| WARN this was previously accepted + type Alias2: PubTrAux1<Priv> = u8; + //~^ WARN private type `Priv` in public interface + //~| WARN this was previously accepted + type Alias3: PubTrAux2<A = Priv> = u8; + //~^ WARN private type `Priv` in public interface + //~| WARN this was previously accepted + + type Alias4 = Priv; + //~^ ERROR private type `Priv` in public interface + + type Exist; + fn infer_exist() -> Self::Exist; + } + impl PubTr for u8 { + type Alias1 = Priv; + //~^ ERROR private type `Priv` in public interface + + type Exist = impl PrivTr; + //~^ ERROR private trait `PrivTr` in public interface + fn infer_exist() -> Self::Exist { + Priv + } + } +} + +fn main() {} |