LazyGenerator

protest::performance

Struct LazyGenerator 

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pub struct LazyGenerator<T, F> { /* private fields */ }
Expand description

Lazy generator wrapper that defers expensive computations

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impl<T, F> LazyGenerator<T, F>
where F: Fn() -> Box<dyn Generator<T> + Send + Sync>,

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pub fn new(generator_fn: F) -> Self

Create a new lazy generator

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impl<T, F> Generator<T> for LazyGenerator<T, F>
where T: 'static, F: Fn() -> Box<dyn Generator<T> + Send + Sync> + Send + Sync,

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fn generate(&self, rng: &mut dyn RngCore, config: &GeneratorConfig) -> T

Generate a random value of type T using the provided RNG and configuration
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fn shrink(&self, value: &T) -> Box<dyn Iterator<Item = T>>

Create an iterator of shrunk values from the given value

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impl<T, F> Freeze for LazyGenerator<T, F>
where F: Freeze,

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impl<T, F> RefUnwindSafe for LazyGenerator<T, F>
where F: RefUnwindSafe, T: RefUnwindSafe,

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impl<T, F> Send for LazyGenerator<T, F>
where F: Send, T: Send,

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impl<T, F> Sync for LazyGenerator<T, F>
where F: Sync, T: Sync,

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impl<T, F> Unpin for LazyGenerator<T, F>
where F: Unpin, T: Unpin,

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impl<T, F> UnwindSafe for LazyGenerator<T, F>
where F: UnwindSafe, T: UnwindSafe,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V