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In exciting async news: the stabilization of `std::pin::pin!` has been accepted, and will be coming to stable on #Rust on 1.68.0!

This will enable "stack pinning" entirely from safe Rust, replacing many of the uses for `Box::pin`, the unsafe `Pin::new_unchecked`, and external crates such as `pin-utils`!

github.com/rust-lang/rust/pull…

/// Run a future to completion on the current thread. fn block_on<T>(fut: impl Future<Output = T>) -> T { // Pin the future so it can be polled. let mut fut = Box::pin(fut); // Current ("box pinned") let mut fut = pin::pin!(fut); // Rust 1.68.0 ("stack pinned") //... }

Stabilize `::{core,std}::pin::pin!` by danielhenrymantilla · Pull Request #103800 · rust-lang/rust

As discussed over here, it looks like a decent time to stabilize the pin! macro. Public API // in module `core::pin` /// API: `fn pin($value: T) -> Pin<&'local mut T>` pub macro pin($value:expr...
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