File: auto-trait-bounds-by-associated-type-50159.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (26 lines) | stat: -rw-r--r-- 673 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// https://github.com/rust-lang/rust/issues/50159
#![crate_name = "foo"]

pub trait Signal {
    type Item;
}

pub trait Signal2 {
    type Item2;
}

impl<B, C> Signal2 for B
where
    B: Signal<Item = C>,
{
    type Item2 = C;
}

//@ has foo/struct.Switch.html
//@ has - '//h3[@class="code-header"]' 'impl<B> Send for Switch<B>where <B as Signal>::Item: Send'
//@ has - '//h3[@class="code-header"]' 'impl<B> Sync for Switch<B>where <B as Signal>::Item: Sync'
//@ count - '//*[@id="implementations-list"]//*[@class="impl"]' 0
//@ count - '//*[@id="synthetic-implementations-list"]//*[@class="impl"]' 6
pub struct Switch<B: Signal> {
    pub inner: <B as Signal2>::Item2,
}