Trait cairo_lang_utils::ResultHelper

pub trait ResultHelper<E> {
    // Required method
    fn on_err<F: FnOnce(&E)>(self, f: F) -> Self;
}

Helper operations on Option<T>.

Required Methods

fn on_err<F: FnOnce(&E)>(self, f: F) -> Self

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl<T, E> ResultHelper<E> for Result<T, E>

fn on_err<F: FnOnce(&E)>(self, f: F) -> Self

Implementors