From 2d633317f30dd02895f167b65dc1feeee0d08265 Mon Sep 17 00:00:00 2001 From: Michael Goulet Date: Wed, 20 Mar 2024 16:53:50 -0400 Subject: Implement macro-based deref!() syntax for deref patterns Stop using `box PAT` syntax for deref patterns, as it's misleading and also causes their semantics being tangled up. --- library/std/src/prelude/v1.rs | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'library/std/src') diff --git a/library/std/src/prelude/v1.rs b/library/std/src/prelude/v1.rs index 7a7a7737635..36fa4e88b5b 100644 --- a/library/std/src/prelude/v1.rs +++ b/library/std/src/prelude/v1.rs @@ -91,6 +91,15 @@ pub use core::prelude::v1::cfg_eval; )] pub use core::prelude::v1::type_ascribe; +#[cfg(not(bootstrap))] +// Do not `doc(no_inline)` either. +#[unstable( + feature = "deref_patterns", + issue = "87121", + reason = "placeholder syntax for deref patterns" +)] +pub use core::prelude::v1::deref; + // The file so far is equivalent to core/src/prelude/v1.rs. It is duplicated // rather than glob imported because we want docs to show these re-exports as // pointing to within `std`. -- cgit 1.4.1-3-g733a5