![]() Make it so that async-fn-in-trait is compatible with a concrete future in implementation There's no technical reason why an AFIT like `async fn foo()` cannot be satisfied with an implementation signature like `fn foo() -> Pin<Box<dyn Future<Output = ()> + 'static>>`. We rejected this previously because we were uncertain about how AFITs worked with refinement, but I don't believe this needs to be a restriction any longer. r? oli-obk |
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src | ||
Cargo.toml | ||
messages.ftl | ||
README.md |
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.