Trait cumulus_client_consensus_common::ValidationCodeHashProvider

pub trait ValidationCodeHashProvider<Hash> {
    // Required method
    fn code_hash_at(&self, at: Hash) -> Option<ValidationCodeHash>;
}

Provides the hash of validation code used for authoring/execution of blocks at a given hash.

Required Methods

fn code_hash_at(&self, at: Hash) -> Option<ValidationCodeHash>

Implementors

impl<F, Hash> ValidationCodeHashProvider<Hash> for F

where F: Fn(Hash) -> Option<ValidationCodeHash>,