Trait ApplyValExt 

pub trait ApplyValExt
where
    Self: Sized,
{
    // Required method
    fn apply_val(&mut self, layer: Option<Self>);
}

Extension trait to provide apply_val

Required Methods

fn apply_val(&mut self, layer: Option<Self>)

Merges a T with an Option<T>

Overwrites the lhs if the rhs is Some

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.

Implementors

impl<T> ApplyValExt for T