fix: fmt

cumulus/parachains/runtimes/assets/asset-hub-rococo/src/lib.rs

@@ -56,14 +56,14 @@ use frame_support::{
 	construct_runtime, derive_impl,
 	dispatch::DispatchClass,
 	genesis_builder_helper::{build_state, get_preset},
+	migrations::FreezeChainOnFailedMigration,
 	ord_parameter_types, parameter_types,
 	traits::{
 		fungible, fungibles, tokens::imbalance::ResolveAssetTo, AsEnsureOriginWithArg, ConstBool,
 		ConstU128, ConstU32, ConstU64, ConstU8, EitherOfDiverse, Equals, InstanceFilter,
 		TransformOrigin,
 	},
 	weights::{ConstantMultiplier, Weight, WeightToFee as _},
-	migrations::FreezeChainOnFailedMigration,
 	BoundedVec, PalletId,
 };
 use frame_system::{

substrate/frame/assets/src/foreign_assets_migration.rs

@@ -18,87 +18,95 @@
 //! This migration is meant to upgrade the XCM version of asset locations from V3 to V4.
 //! It's only needed if the `AssetId` for this pallet is `VersionedLocation`
 
-use crate::pallet::{Config, Asset};
+use crate::pallet::{Asset, Config};
 use frame_support::{
-    migrations::{SteppedMigration, SteppedMigrationError},
-    pallet_prelude::PhantomData,
-    weights::WeightMeter,
-    Hashable,
+	migrations::{SteppedMigration, SteppedMigrationError},
+	pallet_prelude::PhantomData,
+	weights::WeightMeter,
+	Hashable,
 };
 
 // TODO: Move this further up.
 mod identifier {
-    use codec::{MaxEncodedLen, Encode, Decode};
+	use codec::{Decode, Encode, MaxEncodedLen};
 
-    #[derive(MaxEncodedLen, Encode, Decode)]
-    pub struct MigrationIdentifier {
-        pub pallet_identifier: [u8; 16],
-        pub version_from: u8,
-        pub version_to: u8,
-    }
+	#[derive(MaxEncodedLen, Encode, Decode)]
+	pub struct MigrationIdentifier {
+		pub pallet_identifier: [u8; 16],
+		pub version_from: u8,
+		pub version_to: u8,
+	}
 
-    pub const PALLET_MIGRATIONS_ID: &[u8; 13] = b"pallet-assets";
+	pub const PALLET_MIGRATIONS_ID: &[u8; 13] = b"pallet-assets";
 }
 
 use identifier::*;
 
 /// Storage aliases for on-chain storage types before running the migration.
 mod old {
-    use super::Config;
-    use crate::pallet::Pallet;
-    use crate::types::{AssetDetails, DepositBalanceOf};
-    use frame_support::{storage_alias, Blake2_128Concat};
+	use super::Config;
+	use crate::{
+		pallet::Pallet,
+		types::{AssetDetails, DepositBalanceOf},
+	};
+	use frame_support::{storage_alias, Blake2_128Concat};
 
-    /// The storage item we are migrating from.
-    #[storage_alias]
-    pub(super) type Asset<T: Config<I>, I: 'static> = StorageMap<
-        Pallet<T, I>,
-        Blake2_128Concat,
-        xcm::v3::Location,
-        AssetDetails<<T as Config<I>>::Balance, <T as frame_system::Config>::AccountId, DepositBalanceOf<T, I>>,
-    >;
+	/// The storage item we are migrating from.
+	#[storage_alias]
+	pub(super) type Asset<T: Config<I>, I: 'static> = StorageMap<
+		Pallet<T, I>,
+		Blake2_128Concat,
+		xcm::v3::Location,
+		AssetDetails<
+			<T as Config<I>>::Balance,
+			<T as frame_system::Config>::AccountId,
+			DepositBalanceOf<T, I>,
+		>,
+	>;
 }
 
 pub struct MigrateForeignAssets<T: Config<I>, I: 'static>(PhantomData<(T, I)>);
-impl<T: Config<I, AssetId = xcm::v3::Location>, I: 'static> SteppedMigration for MigrateForeignAssets<T, I> {
-    type Cursor = T::AssetId;
-    type Identifier = MigrationIdentifier;
+impl<T: Config<I, AssetId = xcm::v3::Location>, I: 'static> SteppedMigration
+	for MigrateForeignAssets<T, I>
+{
+	type Cursor = T::AssetId;
+	type Identifier = MigrationIdentifier;
 
-    fn id() -> Self::Identifier {
-        MigrationIdentifier {
-            pallet_identifier: (*PALLET_MIGRATIONS_ID).twox_128(),
-            version_from: 0,
-            version_to: 1,
-        }
-    }
+	fn id() -> Self::Identifier {
+		MigrationIdentifier {
+			pallet_identifier: (*PALLET_MIGRATIONS_ID).twox_128(),
+			version_from: 0,
+			version_to: 1,
+		}
+	}
 
-    // TODO: For now I'm letting it run forever, check.
-    fn max_steps() -> Option<u32> {
-        None
-    }
+	// TODO: For now I'm letting it run forever, check.
+	fn max_steps() -> Option<u32> {
+		None
+	}
 
-    fn step(
-        cursor: Option<Self::Cursor>,
-        _meter: &mut WeightMeter,
-    ) -> Result<Option<Self::Cursor>, SteppedMigrationError> {
-        let mut iter = if let Some(last_key) = cursor {
-            // If a cursor is provided, start iterating from the value corresponding
-            // to the last key processed in the previous step of the migration.
-            old::Asset::<T, I>::iter_from(old::Asset::<T, I>::hashed_key_for(last_key))
-        } else {
-            // If there is no cursor, start iterating from the beginning.
-            old::Asset::<T, I>::iter()
-        };
+	fn step(
+		cursor: Option<Self::Cursor>,
+		_meter: &mut WeightMeter,
+	) -> Result<Option<Self::Cursor>, SteppedMigrationError> {
+		let mut iter = if let Some(last_key) = cursor {
+			// If a cursor is provided, start iterating from the value corresponding
+			// to the last key processed in the previous step of the migration.
+			old::Asset::<T, I>::iter_from(old::Asset::<T, I>::hashed_key_for(last_key))
+		} else {
+			// If there is no cursor, start iterating from the beginning.
+			old::Asset::<T, I>::iter()
+		};
 
-        if let Some((key, _value)) = iter.next() {
-            // If there is a next item in the iterator, migrate it.
-            Asset::<T, I>::remove(key);
-            // TODO: Insert the item with a V4 key.
-            // Return the processed key as the new cursor to continue the migration.
-            Ok(Some(key))
-        } else {
-            // Signal the migration is complete.
-            Ok(None)
-        }
-    }
+		if let Some((key, _value)) = iter.next() {
+			// If there is a next item in the iterator, migrate it.
+			Asset::<T, I>::remove(key);
+			// TODO: Insert the item with a V4 key.
+			// Return the processed key as the new cursor to continue the migration.
+			Ok(Some(key))
+		} else {
+			// Signal the migration is complete.
+			Ok(None)
+		}
+	}
 }

substrate/frame/assets/src/lib.rs

@@ -152,8 +152,8 @@
 
 #[cfg(feature = "runtime-benchmarks")]
 pub mod benchmarking;
-pub mod migration;
 pub mod foreign_assets_migration; // TODO: move to `migrations` mod
+pub mod migration;
 #[cfg(test)]
 pub mod mock;
 #[cfg(test)]