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Differ LazyLock vs. OnceLock in std::sync overview

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Jubilee Young
2024-05-27 10:24:28 -07:00
parent 940594ff18
commit fdb96f2123
1 changed files with 4 additions and 1 deletions
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library/std/src/sync/mod.rs
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@@ -136,7 +136,10 @@
//! - [`Once`]: Used for a thread-safe, one-time global initialization routine //! - [`Once`]: Used for a thread-safe, one-time global initialization routine
//! //!
//! - [`OnceLock`]: Used for thread-safe, one-time initialization of a //! - [`OnceLock`]: Used for thread-safe, one-time initialization of a
//! global variable. //! variable, with potentially different initializers based on the caller.
//!
//! - [`LazyLock`]: Used for thread-safe, one-time initialization of a
//! variable, using one nullary initializer function provided at creation.
//! //!
//! - [`RwLock`]: Provides a mutual exclusion mechanism which allows //! - [`RwLock`]: Provides a mutual exclusion mechanism which allows
//! multiple readers at the same time, while allowing only one //! multiple readers at the same time, while allowing only one