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DigestItem trait (v3) (#687)

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* DigestItem v4

* tests

* wording
This commit is contained in:
Svyatoslav Nikolsky
2018-09-10 19:34:51 +03:00
committed by Gav Wood
parent 153439aeea
commit 0e1023ae42
18 changed files with 417 additions and 131 deletions
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substrate/demo/runtime/src/lib.rs
+7 -6
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@@ -64,6 +64,7 @@ use demo_primitives::{AccountId, AccountIndex, Balance, BlockNumber, Hash, Index
use runtime_primitives::generic;
use runtime_primitives::traits::{Convert, BlakeTwo256, DigestItem};
use version::RuntimeVersion;
use codec::{Encode, Decode, Input};
use council::motions as council_motions;
use substrate_primitives::u32_trait::{_2, _4};
@@ -202,8 +203,8 @@ impl_outer_event! {
}
impl_outer_log! {
pub enum Log for Runtime {
consensus
pub enum Log(InternalLog: DigestItem<SessionKey>) for Runtime {
consensus(AuthoritiesChange)
}
}
@@ -243,11 +244,11 @@ impl_outer_config! {
}
impl DigestItem for Log {
type AuthoritiesChange = consensus::AuthoritiesChange<SessionKey>;
type AuthorityId = SessionKey;
fn as_authorities_change(&self) -> Option<&Self::AuthoritiesChange> {
match *self {
Log::consensus(ref item) => item.as_authorities_change(),
fn as_authorities_change(&self) -> Option<&[Self::AuthorityId]> {
match self.0 {
InternalLog::consensus(ref item) => item.as_authorities_change(),
}
}
}