// ignore-tidy-linelength // aux-build:normalize-assoc-item.rs // build-aux-docs // compile-flags:-Znormalize-docs pub trait Trait { type X; } impl Trait for usize { type X = isize; } impl Trait for () { type X = fn() -> i32; } impl Trait for isize { type X = <() as Trait>::X; } // @has 'normalize_assoc_item/fn.f.html' '//pre[@class="rust item-decl"]' 'pub fn f() -> isize' pub fn f() -> <usize as Trait>::X { 0 } // @has 'normalize_assoc_item/fn.f2.html' '//pre[@class="rust item-decl"]' 'pub fn f2() -> fn() -> i32' pub fn f2() -> <isize as Trait>::X { todo!() } pub struct S { // @has 'normalize_assoc_item/struct.S.html' '//span[@id="structfield.box_me_up"]' 'box_me_up: Box<S, Global>' pub box_me_up: <S as Trait>::X, // @has 'normalize_assoc_item/struct.S.html' '//span[@id="structfield.generic"]' 'generic: (usize, isize)' pub generic: <Generic<usize> as Trait>::X, } impl Trait for S { type X = Box<S>; } pub struct Generic<Inner>(Inner); impl<Inner: Trait> Trait for Generic<Inner> { type X = (Inner, Inner::X); } // These can't be normalized because they depend on a generic parameter. // However the user can choose whether the text should be displayed as `Inner::X` or `<Inner as Trait>::X`. // @has 'normalize_assoc_item/struct.Unknown.html' '//pre[@class="rust item-decl"]' 'pub struct Unknown<Inner: Trait>(pub <Inner as Trait>::X);' pub struct Unknown<Inner: Trait>(pub <Inner as Trait>::X); // @has 'normalize_assoc_item/struct.Unknown2.html' '//pre[@class="rust item-decl"]' 'pub struct Unknown2<Inner: Trait>(pub Inner::X);' pub struct Unknown2<Inner: Trait>(pub Inner::X); trait Lifetimes<'a> { type Y; } impl<'a> Lifetimes<'a> for usize { type Y = &'a isize; } // @has 'normalize_assoc_item/fn.g.html' '//pre[@class="rust item-decl"]' "pub fn g() -> &'static isize" pub fn g() -> <usize as Lifetimes<'static>>::Y { &0 } // @has 'normalize_assoc_item/constant.A.html' '//pre[@class="rust item-decl"]' "pub const A: &'static isize" pub const A: <usize as Lifetimes<'static>>::Y = &0; // test cross-crate re-exports extern crate inner; // @has 'normalize_assoc_item/fn.foo.html' '//pre[@class="rust item-decl"]' "pub fn foo() -> i32" pub use inner::foo; // @has 'normalize_assoc_item/fn.h.html' '//pre[@class="rust item-decl"]' "pub fn h<T>() -> IntoIter<T, Global>" pub fn h<T>() -> <Vec<T> as IntoIterator>::IntoIter { vec![].into_iter() }