Trait cairo_lang_utils::ResultHelper
source · pub trait ResultHelper<E> {
// Required method
fn on_err<F: FnOnce(&E)>(self, f: F) -> Self;
}
Expand description
Helper operations on Option<T>
.
pub trait ResultHelper<E> {
// Required method
fn on_err<F: FnOnce(&E)>(self, f: F) -> Self;
}
Helper operations on Option<T>
.