Trait OptionTy 

pub trait OptionTy {
    const EXISTS: bool;
}

Helper trait to mimic Option<T>, but where the variant are types

Required Associated Constants

const EXISTS: bool

Whether this is a NoneTy (when false) or a SomeTy<T> (when true)

Dyn Compatibility

This trait is not dyn compatible.

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

Implementors

impl OptionTy for NoneTy

const EXISTS: bool = false

impl<T> OptionTy for SomeTy<T>

const EXISTS: bool = true