Type Alias polkadot_node_primitives::CollatorFn

pub type CollatorFn = Box<dyn Fn(Hash, &PersistedValidationData) -> Pin<Box<dyn Future<Output = Option<CollationResult>> + Send>> + Send + Sync>;

Collation function.

Will be called with the hash of the relay chain block the parachain block should be build on and the [PersistedValidationData] that provides information about the state of the parachain on the relay chain.

Returns an optional CollationResult.

Aliased Type

struct CollatorFn(/* private fields */);