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