Trait aliri_traits::Policy[−][src]

pub trait Policy {
    type Request;
    type Denial: Debug + Display + Send + Sync + 'static;
    fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>;
}
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A policy against which a request will be evaluated

Associated Types

type Request[src]

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The request type evaluated by this policy

type Denial: Debug + Display + Send + Sync + 'static[src]

Expand description

The error returned when this policy denies a request

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Required methods

fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>[src]

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Evaluates the request, producing an effect

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Implementations on Foreign Types

impl<T> Policy for &T where
    T: Policy, [src]

type Request = T::Request

type Denial = T::Denial

fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>[src]

impl<T> Policy for Box<T> where
    T: Policy, [src]

type Request = T::Request

type Denial = T::Denial

fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>[src]

impl<T> Policy for Rc<T> where
    T: Policy, [src]

type Request = T::Request

type Denial = T::Denial

fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>[src]

impl<T> Policy for Arc<T> where
    T: Policy, [src]

type Request = T::Request

type Denial = T::Denial

fn evaluate(&self, request: &Self::Request) -> Result<(), Self::Denial>[src]

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Implementors

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