mirror of https://github.com/rust-lang/rust
56 lines
972 B
Rust
56 lines
972 B
Rust
// provide custom privacy error for sealed traits
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pub mod a {
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pub trait Sealed: self::b::Hidden {
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fn foo() {}
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}
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struct X;
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impl Sealed for X {}
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impl self::b::Hidden for X {}
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mod b {
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pub trait Hidden {}
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}
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}
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pub mod c {
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pub trait Sealed: self::d::Hidden {
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fn foo() {}
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}
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struct X;
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impl Sealed for X {}
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impl self::d::Hidden for X {}
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struct Y;
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impl Sealed for Y {}
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impl self::d::Hidden for Y {}
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mod d {
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pub trait Hidden {}
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}
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}
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pub mod e {
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pub trait Sealed: self::f::Hidden {
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fn foo() {}
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}
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struct X;
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impl self::f::Hidden for X {}
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struct Y;
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impl self::f::Hidden for Y {}
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impl<T: self::f::Hidden> Sealed for T {}
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mod f {
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pub trait Hidden {}
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}
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}
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struct S;
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impl a::Sealed for S {} //~ ERROR the trait bound
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impl c::Sealed for S {} //~ ERROR the trait bound
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impl e::Sealed for S {} //~ ERROR the trait bound
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fn main() {}
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