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Remove u32_trait (#10850)

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* Remove `u32_trait`

This trait only existed because there wasn't any const generic support at time of creation. However,
we now have support for it :)

* FMT
This commit is contained in:
Bastian Köcher
2022-02-14 21:12:25 +01:00
committed by GitHub
parent 888131b651
commit fdd49f072c
6 changed files with 39 additions and 620 deletions
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substrate/frame/support/src/traits/tokens/imbalance/split_two_ways.rs
+7 -8
View File
@@ -18,27 +18,26 @@
//! Means for splitting an imbalance into two and hanlding them differently.
use super::super::imbalance::{Imbalance, OnUnbalanced};
use sp_core::u32_trait::Value as U32;
use sp_runtime::traits::Saturating;
use sp_std::{marker::PhantomData, ops::Div};
/// Split an unbalanced amount two ways between a common divisor.
pub struct SplitTwoWays<Balance, Imbalance, Part1, Target1, Part2, Target2>(
PhantomData<(Balance, Imbalance, Part1, Target1, Part2, Target2)>,
pub struct SplitTwoWays<Balance, Imbalance, Target1, Target2, const PART1: u32, const PART2: u32>(
PhantomData<(Balance, Imbalance, Target1, Target2)>,
);
impl<
Balance: From<u32> + Saturating + Div<Output = Balance>,
I: Imbalance<Balance>,
Part1: U32,
Target1: OnUnbalanced<I>,
Part2: U32,
Target2: OnUnbalanced<I>,
> OnUnbalanced<I> for SplitTwoWays<Balance, I, Part1, Target1, Part2, Target2>
const PART1: u32,
const PART2: u32,
> OnUnbalanced<I> for SplitTwoWays<Balance, I, Target1, Target2, PART1, PART2>
{
fn on_nonzero_unbalanced(amount: I) {
let total: u32 = Part1::VALUE + Part2::VALUE;
let amount1 = amount.peek().saturating_mul(Part1::VALUE.into()) / total.into();
let total: u32 = PART1 + PART2;
let amount1 = amount.peek().saturating_mul(PART1.into()) / total.into();
let (imb1, imb2) = amount.split(amount1);
Target1::on_unbalanced(imb1);
Target2::on_unbalanced(imb2);