iter_seq

Struct Map

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pub struct Map<S, F> { /* private fields */ }
Expand description

A sequence that transforms every element of the original sequence using f.

This struct is created by the map method on Sequence.

Trait Implementations§

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impl<S, F, B> Sequence for Map<S, F>
where S: Sequence, F: FnMut(S::Item) -> B,

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type Item = B

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type Iter = Map<<S as Sequence>::Iter, F>

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fn into_iter(self) -> Self::Iter

Converts this sequence into a (stateful) iterator.
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fn collect_array<const N: usize>(self) -> [Self::Item; N]
where Self: Sized + ConstMinLen<N>,

Collects this sequence’s elements into an array.
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fn map<F, B>(self, f: F) -> Map<Self, F>
where Self: Sized, F: FnMut(Self::Item) -> B,

Returns a new sequence that transforms every element of the original sequence using f.
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fn enumerate(self) -> Enumerate<Self>
where Self: Sized,

Returns a new sequence that yields the current iteration index together with every element.
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fn const_take_exact<const N: usize>(self) -> ConstTakeExact<Self, N>
where Self: Sized + ConstMinLen<N>,

Returns a new sequence that yields exactly N first elements of the original sequence.
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impl<S, F, B, const N: usize> ConstMaxLen<N> for Map<S, F>
where S: Sequence + ConstMaxLen<N>, F: FnMut(S::Item) -> B,

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impl<S, F, B, const N: usize> ConstMinLen<N> for Map<S, F>
where S: Sequence + ConstMinLen<N>, F: FnMut(S::Item) -> B,

Auto Trait Implementations§

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impl<S, F> Freeze for Map<S, F>
where S: Freeze, F: Freeze,

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impl<S, F> RefUnwindSafe for Map<S, F>
where S: RefUnwindSafe, F: RefUnwindSafe,

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impl<S, F> Send for Map<S, F>
where S: Send, F: Send,

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impl<S, F> Sync for Map<S, F>
where S: Sync, F: Sync,

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impl<S, F> Unpin for Map<S, F>
where S: Unpin, F: Unpin,

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impl<S, F> UnwindSafe for Map<S, F>
where S: UnwindSafe, F: 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.