forked from Orchid/orchid
Lawrence Bethlenfalvy
0bcf10659b
- InertAtomic replaced atomic_inert! for improved tooling support - atomic_defaults! is easier to type out than to explain in a docstring - Changed rustfmt config to better support tiny functions such as as_any
27 lines
725 B
Rust
27 lines
725 B
Rust
use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::Arc;
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use crate::foreign::InertAtomic;
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/// A single-fire thread-safe boolean flag with relaxed ordering
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#[derive(Debug, Clone)]
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pub struct Canceller(Arc<AtomicBool>);
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impl InertAtomic for Canceller {
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fn type_str() -> &'static str { "a canceller" }
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}
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impl Canceller {
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/// Create a new canceller
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pub fn new() -> Self { Canceller(Arc::new(AtomicBool::new(false))) }
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/// Check whether the operation has been cancelled
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pub fn is_cancelled(&self) -> bool { self.0.load(Ordering::Relaxed) }
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/// Cancel the operation
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pub fn cancel(&self) { self.0.store(true, Ordering::Relaxed) }
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}
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impl Default for Canceller {
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fn default() -> Self { Self::new() }
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}
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