mirror of
https://github.com/rust-lang/rust
synced 2024-10-02 14:54:35 +00:00
19 lines
345 B
Rust
19 lines
345 B
Rust
trait Trait {
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type Output;
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}
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impl Trait for () {
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type Output = i32;
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}
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struct Struct<F>(F);
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impl<F> Struct<F> {
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pub fn new(_: F) -> Self {
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todo!()
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}
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}
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fn main() {
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let _do_not_waste: Struct<impl Trait<Output = i32>> = Struct::new(());
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//~^ `impl Trait` only allowed in function and inherent method return types
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}
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