recursion_schemes::recursive

Struct Fix

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pub struct Fix<F: Functor>(pub Box<F::Layer<Fix<F>>>);
Expand description

heap allocated fix point of some Functor

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§0: Box<F::Layer<Fix<F>>>

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impl<F: Functor> Fix<F>

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pub fn new(x: F::Layer<Self>) -> Self

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impl<F: Functor> Recursive for Fix<F>

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type FunctorToken = F

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fn into_layer(self) -> <Self::FunctorToken as Functor>::Layer<Self>

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impl<F> Freeze for Fix<F>

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impl<F> RefUnwindSafe for Fix<F>
where <F as Functor>::Layer<Fix<F>>: RefUnwindSafe,

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impl<F> Send for Fix<F>
where <F as Functor>::Layer<Fix<F>>: Send,

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impl<F> Sync for Fix<F>
where <F as Functor>::Layer<Fix<F>>: Sync,

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impl<F> Unpin for Fix<F>

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impl<F> UnwindSafe for Fix<F>
where <F as Functor>::Layer<Fix<F>>: 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<X> RecursiveExt for X
where X: Recursive,

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fn fold_recursive<Out, F>(self, collapse_layer: F) -> Out
where F: FnMut(<<X as Recursive>::FunctorToken as Functor>::Layer<Out>) -> Out,

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

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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.