Trait typemap::Key

pub trait Key: Any {
    type Value: Any;
}

[−] Expand description

This trait defines the relationship between keys and values in a TypeMap.

It is implemented for Keys, with a phantom associated type for the values.

Associated Types

type Value: Any[−]

The value type associated with this key type.

Implementors

• impl Key for Router
• impl<P: Key> Key for State<P> where P::Value: 'static
• impl<P: Key> Key for Read<P> where P::Value: 'static
• impl<P: Key> Key for Write<P> where P::Value: 'static
• impl Key for MaxBodyLength
• impl Key for Raw
• impl Key for Json
• impl<T> Key for Struct<T> where T: Decodable + Any
• impl Key for EngineProvider