1.34.0[][src]Struct core::iter::FromFn

pub struct FromFn<F>(_);

An iterator where each iteration calls the provided closure F: FnMut() -> Option<T>.

This struct is created by the iter::from_fn function. See its documentation for more.

Trait Implementations

impl<F: Clone> Clone for FromFn<F>[src]

impl<T, F> Iterator for FromFn<F> where
    F: FnMut() -> Option<T>, 
[src]

type Item = T

The type of the elements being iterated over.

impl<F> Debug for FromFn<F>[src]

Auto Trait Implementations

impl<F> Send for FromFn<F> where
    F: Send

impl<F> Sync for FromFn<F> where
    F: Sync

impl<F> Unpin for FromFn<F> where
    F: Unpin

Blanket Implementations

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> From<T> for T[src]

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = !

The type returned in the event of a conversion error.

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> Any for T where
    T: 'static + ?Sized
[src]