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Add and implement MaxEncodedLen to token traits (#11945)

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* Add and implement MaxEncodedLen bounds to token traits

* cargo fmt

* Update UI test expectations
This commit is contained in:
Keith Yeung
2022-08-01 22:24:22 +08:00
committed by GitHub
parent f73ce5795c
commit d318a13b31
3 changed files with 25 additions and 10 deletions
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substrate/frame/support/src/traits/tokens/misc.rs
+23 -8
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@@ -17,7 +17,7 @@
//! Miscellaneous types.
use codec::{Decode, Encode, FullCodec};
use codec::{Decode, Encode, FullCodec, MaxEncodedLen};
use sp_arithmetic::traits::{AtLeast32BitUnsigned, Zero};
use sp_core::RuntimeDebug;
use sp_runtime::{ArithmeticError, DispatchError, TokenError};
@@ -116,7 +116,9 @@ pub enum ExistenceRequirement {
}
/// Status of funds.
#[derive(PartialEq, Eq, Clone, Copy, Encode, Decode, RuntimeDebug, scale_info::TypeInfo)]
#[derive(
PartialEq, Eq, Clone, Copy, Encode, Decode, RuntimeDebug, scale_info::TypeInfo, MaxEncodedLen,
)]
pub enum BalanceStatus {
/// Funds are free, as corresponding to `free` item in Balances.
Free,
@@ -126,7 +128,7 @@ pub enum BalanceStatus {
bitflags::bitflags! {
/// Reasons for moving funds out of an account.
#[derive(Encode, Decode)]
#[derive(Encode, Decode, MaxEncodedLen)]
pub struct WithdrawReasons: u8 {
/// In order to pay for (system) transaction costs.
const TRANSACTION_PAYMENT = 0b00000001;
@@ -161,16 +163,29 @@ impl WithdrawReasons {
}
/// Simple amalgamation trait to collect together properties for an AssetId under one roof.
pub trait AssetId: FullCodec + Copy + Eq + PartialEq + Debug + scale_info::TypeInfo {}
impl<T: FullCodec + Copy + Eq + PartialEq + Debug + scale_info::TypeInfo> AssetId for T {}
pub trait AssetId:
FullCodec + Copy + Eq + PartialEq + Debug + scale_info::TypeInfo + MaxEncodedLen
{
}
impl<T: FullCodec + Copy + Eq + PartialEq + Debug + scale_info::TypeInfo + MaxEncodedLen> AssetId
for T
{
}
/// Simple amalgamation trait to collect together properties for a Balance under one roof.
pub trait Balance:
AtLeast32BitUnsigned + FullCodec + Copy + Default + Debug + scale_info::TypeInfo
AtLeast32BitUnsigned + FullCodec + Copy + Default + Debug + scale_info::TypeInfo + MaxEncodedLen
{
}
impl<T: AtLeast32BitUnsigned + FullCodec + Copy + Default + Debug + scale_info::TypeInfo> Balance
for T
impl<
T: AtLeast32BitUnsigned
+ FullCodec
+ Copy
+ Default
+ Debug
+ scale_info::TypeInfo
+ MaxEncodedLen,
> Balance for T
{
}