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OptionHelper

Trait OptionHelper 

Source
pub trait OptionHelper {
    // Required method
    fn on_none<F: FnOnce()>(self, f: F) -> Self;
}
Expand description

Helper operations on Option<T>.

Required Methods§

Source

fn on_none<F: FnOnce()>(self, f: F) -> Self

Dyn Compatibility§

This trait is not dyn compatible.

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

Implementations on Foreign Types§

Source§

impl<T> OptionHelper for Option<T>

Source§

fn on_none<F: FnOnce()>(self, f: F) -> Self

Implementors§