Trait tuples::tuple_map::Tuple4Map0Result

pub trait Tuple4Map0Result<E, T0, T1, T2, T3> {
    // Required method
    fn map0<U>(self, f: impl FnOnce(T0) -> U) -> Result<(U, T1, T2, T3), E>;
}

Mapping .0 for Tuple4

Required Methods

fn map0<U>(self, f: impl FnOnce(T0) -> U) -> Result<(U, T1, T2, T3), E>

Mapping .0 for Tuple4

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl<E, T0, T1, T2, T3> Tuple4Map0Result<E, T0, T1, T2, T3> for Result<(T0, T1, T2, T3), E>

fn map0<U>(self, f: impl FnOnce(T0) -> U) -> Result<(U, T1, T2, T3), E>

Implementors