Skip to main content

Fn1

futures_util::fns

Trait Fn1

pub trait Fn1<A>: FnMut1<A> {
    // Required method
    fn call(&self, arg: A) -> Self::Output;
}

Required Methods§

fn call(&self, arg: A) -> Self::Output

Dyn Compatibility§

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors§

impl<'a, F, T, E> Fn1<&'a Result<T, E>> for InspectErrFn<F>
where F: Fn1<&'a E, Output = ()>,

impl<'a, F, T, E> Fn1<&'a Result<T, E>> for InspectOkFn<F>
where F: Fn1<&'a T, Output = ()>,

impl<A> Fn1<A> for MergeResultFn
where Self: FnOnce1<A>,

impl<F, A> Fn1<A> for InspectFn<F>
where F: for<'a> Fn1<&'a A, Output = ()>,

impl<F, G, A> Fn1<A> for ChainFn<F, G>
where F: Fn1<A>, G: Fn1<F::Output>,

impl<F, T, E> Fn1<Result<T, E>> for MapErrFn<F>
where F: Fn1<E>,

impl<F, T, E> Fn1<Result<T, E>> for MapOkFn<F>
where F: Fn1<T>,

impl<F, T, E> Fn1<Result<T, E>> for UnwrapOrElseFn<F>
where F: Fn1<E, Output = T>,

impl<T, A, R> Fn1<A> for T
where T: Fn(A) -> R,

impl<T, A> Fn1<A> for IntoFn<T>
where Self: FnOnce1<A>,

impl<T, A> Fn1<A> for OkFn<T>
where Self: FnOnce1<A>,