Trait Monoid 

pub trait Monoid: Semigroup {
    // Required method
    fn mempty() -> Self;
}

Required Methods

fn mempty() -> 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 Monoid for String

fn mempty() -> Self

impl<T: Clone> Monoid for Vec<T>

fn mempty() -> Self

Implementors