Module providers 

Leader/blockhash provider traits and simple provider adapters. Provider traits and basic in-memory adapters used by the transaction SDK.

Structs

LeaderTarget

One leader/validator target that can receive transactions directly.

StaticLeaderProvider

In-memory leader provider for tests and static configurations.

StaticRecentBlockhashProvider

In-memory blockhash provider for tests and static configurations.

Traits

LeaderProvider

Source of current/next leader targets.

RecentBlockhashProvider

Source of the latest recent blockhash bytes.