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Initial mechanics for 80:20 fee split (#2912)

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* Initial mechanics for 80:20 fee split

Also:
- Introduce extra functions for Imbalance manipulation;
- Store treasury pot in an account, letting total issuance account for
  it.

* Fix some tests

* Fix some tests

* Minor cleanups

* Update parity-codec version (#2855)

* Update parity-codec version

* Update grandpa, rhododendron and trie-bench

* Use primitive-types from crates.io

* Bump impl version

* Fix trie-bench version

* Fix lock files

* Fix versions

* Update codec to 4.1

* merge fix

* Revert merge

* More reversions

* Remove accidental code

* Update locks

* Bump runtime

* Update locks

* Tweaks and label TODO

* Update srml/treasury/src/lib.rs

Co-Authored-By: DemiMarie-parity <48690212+DemiMarie-parity@users.noreply.github.com>

* Update issue number

* Update core/sr-primitives/src/traits.rs

Co-Authored-By: Robert Habermeier <rphmeier@gmail.com>

* Fix wasm build

* Fix subkey build
This commit is contained in:
Gavin Wood
2019-07-02 11:41:03 +02:00
committed by GitHub
parent bfe5347724
commit 9c6ebfeccd
14 changed files with 389 additions and 45 deletions
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substrate/srml/balances/src/lib.rs
+24 -2
View File
@@ -161,7 +161,7 @@ use srml_support::traits::{
use srml_support::dispatch::Result;
use primitives::traits::{
Zero, SimpleArithmetic, StaticLookup, Member, CheckedAdd, CheckedSub,
MaybeSerializeDebug, Saturating
MaybeSerializeDebug, Saturating, Bounded
};
use system::{IsDeadAccount, OnNewAccount, ensure_signed};
@@ -313,7 +313,9 @@ decl_storage! {
///
/// `system::AccountNonce` is also deleted if `ReservedBalance` is also zero (it also gets
/// collapsed to zero if it ever becomes less than `ExistentialDeposit`.
pub FreeBalance get(free_balance) build(|config: &GenesisConfig<T, I>| config.balances.clone()): map T::AccountId => T::Balance;
pub FreeBalance get(free_balance)
build(|config: &GenesisConfig<T, I>| config.balances.clone()):
map T::AccountId => T::Balance;
/// The amount of the balance of a given account that is externally reserved; this can still get
/// slashed, but gets slashed last of all.
@@ -735,6 +737,26 @@ where
<FreeBalance<T, I>>::get(who)
}
fn burn(mut amount: Self::Balance) -> Self::PositiveImbalance {
<TotalIssuance<T, I>>::mutate(|issued|
issued.checked_sub(&amount).unwrap_or_else(|| {
amount = *issued;
Zero::zero()
})
);
PositiveImbalance::new(amount)
}
fn issue(mut amount: Self::Balance) -> Self::NegativeImbalance {
<TotalIssuance<T, I>>::mutate(|issued|
*issued = issued.checked_add(&amount).unwrap_or_else(|| {
amount = Self::Balance::max_value() - *issued;
Self::Balance::max_value()
})
);
NegativeImbalance::new(amount)
}
// # <weight>
// Despite iterating over a list of locks, they are limited by the number of
// lock IDs, which means the number of runtime modules that intend to use and create locks.