Trait UsagesPolicy 

pub trait UsagesPolicy {
    type Decorator<T: LinkReference, L: Doublets<T>>: Doublets<T>;

    // Required method
    fn decorate<T, L>(links: L) -> Self::Decorator<T, L>
       where T: LinkReference,
             L: Doublets<T>;
}

Selects how a store reacts when an operation touches a link that other links still reference.

Implemented by Validate and CascadeResolve.

Required Associated Types

type Decorator<T: LinkReference, L: Doublets<T>>: Doublets<T>

The decorator this policy wraps a store in.

Required Methods

fn decorate<T, L>(links: L) -> Self::Decorator<T, L>

where T: LinkReference, L: Doublets<T>,

Wraps links in the decorator selected by this policy.

Dyn Compatibility

This trait is not dyn compatible.

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

Implementors

impl UsagesPolicy for CascadeResolve

type Decorator<T: LinkReference, L: Doublets<T>> = CascadeUsagesResolver<T, L>

impl UsagesPolicy for Validate

type Decorator<T: LinkReference, L: Doublets<T>> = UsagesValidator<T, L>