Trait IntoOptionInner 

pub trait IntoOptionInner {
    type Inner;

    // Required method
    fn into_option_inner(self) -> Option<Self::Inner>;
}

A trait for a smart pointer that contains (at most) a single value.

Required Associated Types

type Inner

Required Methods

fn into_option_inner(self) -> Option<Self::Inner>

A (potentially) fallible operation to convert the container into its internal value. This should never drop any data.

If Self == Box, this will always return Some(*self). If Self == Arc, this is Arc::into_inner.

Implementations on Foreign Types

impl<T> IntoOptionInner for Box<T>

type Inner = T

fn into_option_inner(self) -> Option<Self::Inner>

impl<T> IntoOptionInner for Rc<T>

type Inner = T

fn into_option_inner(self) -> Option<Self::Inner>

impl<T> IntoOptionInner for Arc<T>

type Inner = T

fn into_option_inner(self) -> Option<Self::Inner>

Implementors