Struct finchers::task::MapErr

pub struct MapErr<T, F> { /* fields omitted */ }

Trait Implementations

impl<T: Debug, F: Debug> Debug for MapErr<T, F>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<T, F, R> Task for MapErr<T, F> where
    T: Task,
    F: Fn(T::Error) -> R, 

type Item = T::Item

The type on success.

type Error = R

The type on failure.

type Future = MapErrFuture<T::Future, F>

The type of value returned from launch.

fn launch(self, ctx: &mut TaskContext) -> Self::Future

Launches itself and construct a Future, and then return it.