Trait ProviderLayer

pub trait ProviderLayer<P: Provider<T, N>, T: Transport + Clone, N: Network = Ethereum> {
    type Provider: Provider<T, N>;

    // Required method
    fn layer(&self, inner: P) -> Self::Provider;
}

A layering abstraction in the vein of tower::Layer

Required Associated Types

type Provider: Provider<T, N>

The provider constructed by this layer.

Required Methods

fn layer(&self, inner: P) -> Self::Provider

Wrap the given provider in the layer’s provider.

Implementors

impl<L, R, P, T, N> ProviderLayer<P, T, N> for JoinFill<L, R>

where L: TxFiller<N>, R: TxFiller<N>, P: Provider<T, N>, T: Transport + Clone, N: Network,

type Provider = FillProvider<JoinFill<L, R>, P, T, N>

impl<P, T> ProviderLayer<P, T> for AnvilLayer

where P: Provider<T>, T: Transport + Clone,

Available on crate feature anvil-node only.

type Provider = AnvilProvider<P, T>

impl<P, T> ProviderLayer<P, T> for ChainLayer

where P: Provider<T>, T: Transport + Clone,

type Provider = P

impl<P, T, N> ProviderLayer<P, T, N> for CacheLayer

where P: Provider<T, N>, T: Transport + Clone, N: Network,

Available on non-WebAssembly only.

type Provider = CacheProvider<P, T, N>

impl<P, T, N> ProviderLayer<P, T, N> for Identity

where T: Transport + Clone, N: Network, P: Provider<T, N>,

type Provider = P

impl<P, T, N, Inner, Outer> ProviderLayer<P, T, N> for Stack<Inner, Outer>

where T: Transport + Clone, N: Network, P: Provider<T, N>, Inner: ProviderLayer<P, T, N>, Outer: ProviderLayer<Inner::Provider, T, N>,

type Provider = <Outer as ProviderLayer<<Inner as ProviderLayer<P, T, N>>::Provider, T, N>>::Provider