recursion_schemes::functor

Struct Compose

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pub struct Compose<F1, F2>(/* private fields */);

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impl<F1: Functor, F2: Functor> Functor for Compose<F1, F2>

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type Layer<X> = <F1 as Functor>::Layer<<F2 as Functor>::Layer<X>>

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fn fmap<F, A, B>(input: Self::Layer<A>, f: F) -> Self::Layer<B>
where F: FnMut(A) -> B,

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impl<F1, F2> Freeze for Compose<F1, F2>

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impl<F1, F2> RefUnwindSafe for Compose<F1, F2>
where F1: RefUnwindSafe, F2: RefUnwindSafe,

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impl<F1, F2> Send for Compose<F1, F2>
where F1: Send, F2: Send,

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impl<F1, F2> Sync for Compose<F1, F2>
where F1: Sync, F2: Sync,

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impl<F1, F2> Unpin for Compose<F1, F2>
where F1: Unpin, F2: Unpin,

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impl<F1, F2> UnwindSafe for Compose<F1, F2>
where F1: UnwindSafe, F2: 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<X> FunctorExt for X
where X: Functor,

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fn expand_and_collapse<Seed, Out>( seed: Seed, expand_layer: impl FnMut(Seed) -> <X as Functor>::Layer<Seed>, collapse_layer: impl FnMut(<X as Functor>::Layer<Out>) -> Out, ) -> Out

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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.