Module layers

Useful layer implementations for the provider. Currently this module contains the AnvilLayer, AnvilProvider and ChainLayer types.

Structs

• AnvilLayeranvil-node
  A layer that wraps an Anvil config.
• AnvilProvideranvil-node
  A provider that wraps an AnvilInstance, preventing the instance from being dropped while the provider is in use.
• CacheLayerNon-WebAssembly
  A provider layer that caches RPC responses and serves them on subsequent requests.
• CacheProviderNon-WebAssembly
  The CacheProvider holds the underlying in-memory LRU cache and overrides methods from the Provider trait. It attempts to fetch from the cache and fallbacks to the RPC in case of a cache miss.
• ChainLayer
  A layer that wraps a NamedChain. The layer will be used to set the client’s poll interval based on the average block time for this chain.
• SharedCacheNon-WebAssembly
  Shareable cache.