Mapper

hlist2::ops

Struct Mapper 

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pub struct Mapper<T>(pub T);
Expand description

Thin wrapper around mapper function.

Pass this struct into Map::map() to use generic implementation of mapper function.

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§0: T

Trait Implementations§

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impl<M, Head, Tail> Map<Mapper<M>> for Cons<Head, Tail>
where M: MapFn<Head>, Tail: Map<Mapper<M>>,

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type Output = Cons<<M as MapFn<Head>>::Output, <Tail as Map<Mapper<M>>>::Output>

Type of new heterogenous list after transformation.
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fn map(self, mapper: Mapper<M>) -> Self::Output

Transforms the heterogenous list into another heterogenous list by applying an operation to each element by mapper. Read more
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impl<Input, Output, F> MapFn<Input> for Mapper<F>
where F: MapFn<Input, Output = Output>,

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type Output = Output

Type of transformed input value.
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fn map(&mut self, input: Input) -> Self::Output

Transforms input value into output value.

Auto Trait Implementations§

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

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

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

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

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

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impl<T> UnwindSafe for Mapper<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.