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Use proper bounded vector type for nominations (#10601)

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* Use proper bounded vector type for nominations

* add docs and tweak chill_other for cleanup purposes

* Fix the build

* remove TODO

* add a bit more doc

* even more docs
gushc

* Update frame/staking/src/pallet/mod.rs

Co-authored-by: Zeke Mostov <z.mostov@gmail.com>

* Update frame/staking/src/pallet/mod.rs

Co-authored-by: Zeke Mostov <z.mostov@gmail.com>

* Fix the nasty bug

* also bound the Snapshot type

* fix doc test

* document bounded_vec

* self-review

* remove unused

* Fix build

* frame-support: repetition overload for bounded_vec

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fix

* remove the need to allocate into unbounded voters etc etc

* Don't expect

* unbreal the build again

* handle macro a bit better

Co-authored-by: Zeke Mostov <z.mostov@gmail.com>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
This commit is contained in:
Kian Paimani
2022-01-25 15:44:10 +01:00
committed by GitHub
parent d94b5e32c5
commit 38d94d6323
34 changed files with 419 additions and 252 deletions
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substrate/bin/node/runtime/src/lib.rs
+5 -3
View File
@@ -541,7 +541,7 @@ impl pallet_staking::BenchmarkingConfig for StakingBenchmarkingConfig {
}
impl pallet_staking::Config for Runtime {
const MAX_NOMINATIONS: u32 = MAX_NOMINATIONS;
type MaxNominations = MaxNominations;
type Currency = Balances;
type UnixTime = Timestamp;
type CurrencyToVote = U128CurrencyToVote;
@@ -605,7 +605,9 @@ sp_npos_elections::generate_solution_type!(
>(16)
);
pub const MAX_NOMINATIONS: u32 = <NposSolution16 as sp_npos_elections::NposSolution>::LIMIT as u32;
parameter_types! {
pub MaxNominations: u32 = <NposSolution16 as sp_npos_elections::NposSolution>::LIMIT as u32;
}
/// The numbers configured here could always be more than the the maximum limits of staking pallet
/// to ensure election snapshot will not run out of memory. For now, we set them to smaller values
@@ -1792,7 +1794,7 @@ mod tests {
#[test]
fn perbill_as_onchain_accuracy() {
type OnChainAccuracy = <Runtime as onchain::Config>::Accuracy;
let maximum_chain_accuracy: Vec<UpperOf<OnChainAccuracy>> = (0..MAX_NOMINATIONS)
let maximum_chain_accuracy: Vec<UpperOf<OnChainAccuracy>> = (0..MaxNominations::get())
.map(|_| <UpperOf<OnChainAccuracy>>::from(OnChainAccuracy::one().deconstruct()))
.collect();
let _: UpperOf<OnChainAccuracy> =