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JustGenerator

hegel::generators

Struct JustGenerator 

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pub struct JustGenerator<T> { /* private fields */ }
Expand description

Generator that always produces the same value. Created by just().

Trait Implementations§

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impl<T: Clone + Send + Sync> Generator<T> for JustGenerator<T>

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fn map<U, F>(self, f: F) -> Mapped<T, U, F, Self>
where Self: Sized, F: Fn(T) -> U + Send + Sync,

Transform generated values using a function. Read more
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fn flat_map<U, G, F>(self, f: F) -> FlatMapped<T, U, G, F, Self>
where Self: Sized, G: Generator<U>, F: Fn(T) -> G + Send + Sync,

Generate a value, then use it to choose or configure another generator. Read more
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fn filter<F>(self, predicate: F) -> Filtered<T, F, Self>
where Self: Sized, F: Fn(&T) -> bool + Send + Sync,

Only keep generated values that satisfy the predicate. Read more
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fn boxed<'a>(self) -> BoxedGenerator<'a, T>
where Self: Sized + Send + Sync + 'a,

Convert this generator into a type-erased boxed generator. Read more

Auto Trait Implementations§

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impl<T> Freeze for JustGenerator<T>
where T: Freeze,

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impl<T> RefUnwindSafe for JustGenerator<T>
where T: RefUnwindSafe,

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impl<T> Send for JustGenerator<T>
where T: Send,

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impl<T> Sync for JustGenerator<T>
where T: Sync,

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impl<T> Unpin for JustGenerator<T>
where T: Unpin,

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impl<T> UnsafeUnpin for JustGenerator<T>
where T: UnsafeUnpin,

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impl<T> UnwindSafe for JustGenerator<T>
where T: UnwindSafe,

Blanket Implementations§

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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, 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.