Trait GenZNestedOption 

pub trait GenZNestedOption: GenZOption {
    type InnerInner;

    // Required method
    fn on_a_stack(self) -> Option<Self::InnerInner>;
}

Required Associated Types

type InnerInner

Required Methods

fn on_a_stack(self) -> Option<Self::InnerInner>

Converts from Option<Option<T>> to Option<T>.

Flattening only removes one level of nesting at a time:

See Option::flatten documentation for more details.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl<T> GenZNestedOption for Option<Option<T>>

type InnerInner = T

fn on_a_stack(self) -> Option<Self::InnerInner>

Implementors