rust/tests/rustdoc/primitive-tuple-variadic.rs
Michael Howell 6df0ccf49e rustdoc: clean up tuple <-> primitive conversion docs
This adds a minor missing feature to `fake_variadic`,
so that it can render `impl From<(T,)> for [T; 1]` correctly.
2024-08-24 14:06:57 -07:00

36 lines
1.1 KiB
Rust

//@ compile-flags: --crate-type lib --edition 2018
#![crate_name = "foo"]
#![feature(rustdoc_internals)]
pub trait Foo {}
//@ has foo/trait.Foo.html
//@ has - '//section[@id="impl-Foo-for-(T,)"]/h3' 'impl<T> Foo for (T₁, T₂, …, Tₙ)'
#[doc(fake_variadic)]
impl<T> Foo for (T,) {}
pub trait Bar {}
//@ has foo/trait.Bar.html
//@ has - '//section[@id="impl-Bar-for-(U,)"]/h3' 'impl<U: Foo> Bar for (U₁, U₂, …, Uₙ)'
#[doc(fake_variadic)]
impl<U: Foo> Bar for (U,) {}
pub trait Baz<T> { fn baz(&self) -> T { todo!() } }
//@ has foo/trait.Baz.html
//@ has - '//section[@id="impl-Baz%3C(T,)%3E-for-%5BT;+1%5D"]/h3' 'impl<T> Baz<(T₁, T₂, …, Tₙ)> for [T; N]'
#[doc(fake_variadic)]
impl<T> Baz<(T,)> for [T; 1] {}
//@ has foo/trait.Baz.html
//@ has - '//section[@id="impl-Baz%3C%5BT;+1%5D%3E-for-(T,)"]/h3' 'impl<T> Baz<[T; N]> for (T₁, T₂, …, Tₙ)'
#[doc(fake_variadic)]
impl<T> Baz<[T; 1]> for (T,) {}
//@ has foo/trait.Baz.html
//@ has - '//section[@id="impl-Baz%3CT%3E-for-(T,)"]/h3' 'impl<T> Baz<T> for (T₁, T₂, …, Tₙ)'
#[doc(fake_variadic)]
impl<T> Baz<T> for (T,) {}