Struct std::sync::OnceState [] [src]

pub struct OnceState { /* fields omitted */ }
🔬 This is a nightly-only experimental API. (once_poison #33577)

State yielded to the call_once_force method which can be used to query whether the Once was previously poisoned or not.

Methods

impl OnceState
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🔬 This is a nightly-only experimental API. (once_poison #33577)

Returns whether the associated Once has been poisoned.

Once an initialization routine for a Once has panicked it will forever indicate to future forced initialization routines that it is poisoned.

Trait Implementations

impl Debug for OnceState
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Formats the value using the given formatter.