188. LazyLock::from — Skip the Closure When You Already Have the Value

Sun, 07 Jun 2026 17:00:00 +0100

Sometimes your “lazy” value isn’t lazy at all — a test or a CLI flag hands it to you up front. Rust 1.96 stabilized From<T> for LazyLock<T>, so you can build an already-initialized lock straight from the value.

Lazy-Initialization on rustbites

188. LazyLock::from — Skip the Closure When You Already Have the Value