Trait node_testing::client::sp_consensus::Environment

pub trait Environment<B> where
    B: Block, {
    type Proposer: 'static + Proposer<B> + Send;
    type CreateProposer: 'static + Future + Send + Unpin;
    type Error: 'static + From<Error> + Debug;
    fn init(
        &mut self, 
        parent_header: &<B as Block>::Header
    ) -> Self::CreateProposer;
}

Environment for a Consensus instance.

Creates proposer instance.

Associated Types

type Proposer: 'static + Proposer<B> + Send

The proposer type this creates.

type CreateProposer: 'static + Future + Send + Unpin

A future that resolves to the proposer.

type Error: 'static + From<Error> + Debug

Error which can occur upon creation.

Required methods

fn init(&mut self, parent_header: &<B as Block>::Header) -> Self::CreateProposer

Initialize the proposal logic on top of a specific header. Provide the authorities at that header.

Implementors

impl<A, B, Block, C, PR> Environment<Block> for ProposerFactory<A, B, C, PR> where     A: TransactionPool<Block = Block> + 'static,     B: Backend<Block> + Send + Sync + 'static,     Block: BlockT,     C: BlockBuilderProvider<B, Block, C> + HeaderBackend<Block> + ProvideRuntimeApi<Block> + Send + Sync + 'static,     C::Api: ApiExt<Block, StateBackend = StateBackendFor<B, Block>> + BlockBuilderApi<Block>,     PR: ProofRecording,