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Cleanups (#1933)

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* Introduce CollatorFn type alias

* Make test-runtime imports consistent with rococo-runtime

* Update node/primitives/src/lib.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* fix warnings

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Sergei Shulepov
2020-11-09 15:21:05 +01:00
committed by GitHub
parent 83661eb8dc
commit 2026228b77
5 changed files with 56 additions and 43 deletions
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polkadot/node/primitives/src/lib.rs
+13 -6
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@@ -269,16 +269,23 @@ pub struct Collation<BlockNumber = polkadot_primitives::v1::BlockNumber> {
pub hrmp_watermark: BlockNumber,
}
/// Collation function.
///
/// Will be called with the hash of the relay chain block the parachain
/// block should be build on and the [`ValidationData`] that provides
/// information about the state of the parachain on the relay chain.
pub type CollatorFn = Box<
dyn Fn(Hash, &ValidationData) -> Pin<Box<dyn Future<Output = Option<Collation>> + Send>>
+ Send
+ Sync,
>;
/// Configuration for the collation generator
pub struct CollationGenerationConfig {
/// Collator's authentication key, so it can sign things.
pub key: CollatorPair,
/// Collation function.
///
/// Will be called with the hash of the relay chain block the parachain
/// block should be build on and the [`ValidationData`] that provides
/// information about the state of the parachain on the relay chain.
pub collator: Box<dyn Fn(Hash, &ValidationData) -> Pin<Box<dyn Future<Output = Option<Collation>> + Send>> + Send + Sync>,
/// Collation function. See [`CollatorFn`] for more details.
pub collator: CollatorFn,
/// The parachain that this collator collates for
pub para_id: ParaId,
}