Trait EmptyInput 

pub trait EmptyInput {
    // Required method
    fn empty() -> Self;
}

Marker trait which signifies a empty input. Used to differentiate empty and non-empty inputs for generic implementations using generic constraints.

Required Methods

fn empty() -> Self

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 EmptyInput for ()

fn empty() -> Self

Implementors