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Scale trait and move to u32 blocknumbers (#3357)

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* Scale trait and move to u32 blocknumbers.

* Fixes

* Cleanups

* Update node/runtime/src/lib.rs

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Fix up some of the factory stuff.

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

Co-Authored-By: Shawn Tabrizi <shawntabrizi@gmail.com>

* Move Nonce/Index to u32 (#3361)

* Force a non-borked version of upstream crate

* Line lengths and runtime version bump
This commit is contained in:
Gavin Wood
2019-08-11 15:03:06 +02:00
committed by GitHub
parent d1161b7d36
commit 14bb115193
29 changed files with 151 additions and 82 deletions
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substrate/core/sr-primitives/src/traits.rs
+41
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@@ -303,6 +303,47 @@ pub trait CheckedConversion {
}
impl<T: Sized> CheckedConversion for T {}
/// Multiply and divide by a number that isn't necessarily the same type. Basically just the same
/// as `Mul` and `Div` except it can be used for all basic numeric types.
pub trait Scale<Other> {
/// The output type of the product of `self` and `Other`.
type Output;
/// @return the product of `self` and `other`.
fn mul(self, other: Other) -> Self::Output;
/// @return the integer division of `self` and `other`.
fn div(self, other: Other) -> Self::Output;
/// @return the modulo remainder of `self` and `other`.
fn rem(self, other: Other) -> Self::Output;
}
macro_rules! impl_scale {
($self:ty, $other:ty) => {
impl Scale<$other> for $self {
type Output = Self;
fn mul(self, other: $other) -> Self::Output { self * (other as Self) }
fn div(self, other: $other) -> Self::Output { self / (other as Self) }
fn rem(self, other: $other) -> Self::Output { self % (other as Self) }
}
}
}
impl_scale!(u128, u128);
impl_scale!(u128, u64);
impl_scale!(u128, u32);
impl_scale!(u128, u16);
impl_scale!(u128, u8);
impl_scale!(u64, u64);
impl_scale!(u64, u32);
impl_scale!(u64, u16);
impl_scale!(u64, u8);
impl_scale!(u32, u32);
impl_scale!(u32, u16);
impl_scale!(u32, u8);
impl_scale!(u16, u16);
impl_scale!(u16, u8);
impl_scale!(u8, u8);
/// Trait for things that can be clear (have no bits set). For numeric types, essentially the same
/// as `Zero`.
pub trait Clear {