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Documentation updates to better share the purpose of OnceCell/OnceLock

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This commit is contained in:
Trevor Gross
2022-12-12 04:16:18 -05:00
committed by Trevor Gross
parent dc4ba57566
commit d1b28b75d2
3 changed files with 76 additions and 28 deletions
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5
library/std/src/sync/mod.rs
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@@ -133,7 +133,9 @@
//! - [`Mutex`]: Mutual Exclusion mechanism, which ensures that at
//! most one thread at a time is able to access some data.
//!
//! - [`Once`]: Used for thread-safe, one-time initialization of a
//! - [`Once`]: Used for a thread-safe, one-time global initialization routine
//!
//! - [`OnceLock`]: Used for thread-safe, one-time initialization of a
//! global variable.
//!
//! - [`RwLock`]: Provides a mutual exclusion mechanism which allows
@@ -147,6 +149,7 @@
//! [`mpsc`]: crate::sync::mpsc
//! [`Mutex`]: crate::sync::Mutex
//! [`Once`]: crate::sync::Once
//! [`OnceLock`]: crate::sync::OnceLock
//! [`RwLock`]: crate::sync::RwLock
#![stable(feature = "rust1", since = "1.0.0")]