Replace T::AccountId with <T::Lookup as StaticLookup>::Source (#11670)

* initial

* update

* update

* update

* cargo fmt

* update

* update benchmarks

* AccountIdLookupOf<T>

* cargo fmt

* fix conflits

* cargo fmt

* update

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/frame/alliance/src/benchmarking.rs

@@ -662,7 +662,7 @@ benchmarks_instance_pallet! {
 		assert!(!Alliance::<T, I>::is_member(&outsider));
 		assert_eq!(DepositOf::<T, I>::get(&outsider), None);
 
-		let outsider_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(outsider.clone());
+		let outsider_lookup = T::Lookup::unlookup(outsider.clone());
 	}: _(SystemOrigin::Signed(founder1.clone()), outsider_lookup)
 	verify {
 		assert!(Alliance::<T, I>::is_member_of(&outsider, MemberRole::Ally)); // outsider is now an ally
@@ -681,7 +681,7 @@ benchmarks_instance_pallet! {
 		let ally1 = ally::<T, I>(1);
 		assert!(Alliance::<T, I>::is_ally(&ally1));
 
-		let ally1_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(ally1.clone());
+		let ally1_lookup = T::Lookup::unlookup(ally1.clone());
 		let call = Call::<T, I>::elevate_ally { ally: ally1_lookup };
 		let origin = T::MembershipManager::successful_origin();
 	}: { call.dispatch_bypass_filter(origin)? }
@@ -720,7 +720,7 @@ benchmarks_instance_pallet! {
 
 		assert_eq!(DepositOf::<T, I>::get(&fellow2), Some(T::AllyDeposit::get()));
 
-		let fellow2_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(fellow2.clone());
+		let fellow2_lookup = T::Lookup::unlookup(fellow2.clone());
 		let call = Call::<T, I>::kick_member { who: fellow2_lookup };
 		let origin = T::MembershipManager::successful_origin();
 	}: { call.dispatch_bypass_filter(origin)? }

substrate/frame/alliance/src/lib.rs

@@ -210,6 +210,8 @@ pub enum UnscrupulousItem<AccountId, Url> {
 type UnscrupulousItemOf<T, I> =
 	UnscrupulousItem<<T as frame_system::Config>::AccountId, UrlOf<T, I>>;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -744,10 +746,7 @@ pub mod pallet {
 		/// A founder or fellow can nominate someone to join the alliance as an Ally.
 		/// There is no deposit required to the nominator or nominee.
 		#[pallet::weight(T::WeightInfo::nominate_ally())]
-		pub fn nominate_ally(
-			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn nominate_ally(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			let nominator = ensure_signed(origin)?;
 			ensure!(Self::has_voting_rights(&nominator), Error::<T, I>::NoVotingRights);
 			let who = T::Lookup::lookup(who)?;
@@ -771,10 +770,7 @@ pub mod pallet {
 
 		/// Elevate an ally to fellow.
 		#[pallet::weight(T::WeightInfo::elevate_ally())]
-		pub fn elevate_ally(
-			origin: OriginFor<T>,
-			ally: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn elevate_ally(origin: OriginFor<T>, ally: AccountIdLookupOf<T>) -> DispatchResult {
 			T::MembershipManager::ensure_origin(origin)?;
 			let ally = T::Lookup::lookup(ally)?;
 			ensure!(Self::is_ally(&ally), Error::<T, I>::NotAlly);
@@ -807,10 +803,7 @@ pub mod pallet {
 
 		/// Kick a member from the alliance and slash its deposit.
 		#[pallet::weight(T::WeightInfo::kick_member())]
-		pub fn kick_member(
-			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn kick_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			T::MembershipManager::ensure_origin(origin)?;
 			let member = T::Lookup::lookup(who)?;
 

substrate/frame/assets/src/benchmarking.rs

@@ -37,7 +37,7 @@ const SEED: u32 = 0;
 
 fn create_default_asset<T: Config<I>, I: 'static>(
 	is_sufficient: bool,
-) -> (T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (T::AccountId, AccountIdLookupOf<T>) {
 	let caller: T::AccountId = whitelisted_caller();
 	let caller_lookup = T::Lookup::unlookup(caller.clone());
 	let root = SystemOrigin::Root.into();
@@ -55,7 +55,7 @@ fn create_default_asset<T: Config<I>, I: 'static>(
 fn create_default_minted_asset<T: Config<I>, I: 'static>(
 	is_sufficient: bool,
 	amount: T::Balance,
-) -> (T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (T::AccountId, AccountIdLookupOf<T>) {
 	let (caller, caller_lookup) = create_default_asset::<T, I>(is_sufficient);
 	if !is_sufficient {
 		T::Currency::make_free_balance_be(&caller, T::Currency::minimum_balance());

substrate/frame/assets/src/lib.rs

@@ -164,6 +164,8 @@ use frame_system::Config as SystemConfig;
 pub use pallet::*;
 pub use weights::WeightInfo;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -501,7 +503,7 @@ pub mod pallet {
 		pub fn create(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			admin: <T::Lookup as StaticLookup>::Source,
+			admin: AccountIdLookupOf<T>,
 			min_balance: T::Balance,
 		) -> DispatchResult {
 			let owner = ensure_signed(origin)?;
@@ -557,7 +559,7 @@ pub mod pallet {
 		pub fn force_create(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			owner: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
 			is_sufficient: bool,
 			#[pallet::compact] min_balance: T::Balance,
 		) -> DispatchResult {
@@ -623,7 +625,7 @@ pub mod pallet {
 		pub fn mint(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			beneficiary: <T::Lookup as StaticLookup>::Source,
+			beneficiary: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
@@ -651,7 +653,7 @@ pub mod pallet {
 		pub fn burn(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
@@ -684,7 +686,7 @@ pub mod pallet {
 		pub fn transfer(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
@@ -716,7 +718,7 @@ pub mod pallet {
 		pub fn transfer_keep_alive(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let source = ensure_signed(origin)?;
@@ -749,8 +751,8 @@ pub mod pallet {
 		pub fn force_transfer(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			source: <T::Lookup as StaticLookup>::Source,
-			dest: <T::Lookup as StaticLookup>::Source,
+			source: AccountIdLookupOf<T>,
+			dest: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
@@ -775,7 +777,7 @@ pub mod pallet {
 		pub fn freeze(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 
@@ -806,7 +808,7 @@ pub mod pallet {
 		pub fn thaw(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 
@@ -891,7 +893,7 @@ pub mod pallet {
 		pub fn transfer_ownership(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			owner: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let owner = T::Lookup::lookup(owner)?;
@@ -932,9 +934,9 @@ pub mod pallet {
 		pub fn set_team(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			issuer: <T::Lookup as StaticLookup>::Source,
-			admin: <T::Lookup as StaticLookup>::Source,
-			freezer: <T::Lookup as StaticLookup>::Source,
+			issuer: AccountIdLookupOf<T>,
+			admin: AccountIdLookupOf<T>,
+			freezer: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let issuer = T::Lookup::lookup(issuer)?;
@@ -1117,10 +1119,10 @@ pub mod pallet {
 		pub fn force_asset_status(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			owner: <T::Lookup as StaticLookup>::Source,
-			issuer: <T::Lookup as StaticLookup>::Source,
-			admin: <T::Lookup as StaticLookup>::Source,
-			freezer: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
+			issuer: AccountIdLookupOf<T>,
+			admin: AccountIdLookupOf<T>,
+			freezer: AccountIdLookupOf<T>,
 			#[pallet::compact] min_balance: T::Balance,
 			is_sufficient: bool,
 			is_frozen: bool,
@@ -1167,7 +1169,7 @@ pub mod pallet {
 		pub fn approve_transfer(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			delegate: <T::Lookup as StaticLookup>::Source,
+			delegate: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let owner = ensure_signed(origin)?;
@@ -1192,7 +1194,7 @@ pub mod pallet {
 		pub fn cancel_approval(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			delegate: <T::Lookup as StaticLookup>::Source,
+			delegate: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let owner = ensure_signed(origin)?;
 			let delegate = T::Lookup::lookup(delegate)?;
@@ -1225,8 +1227,8 @@ pub mod pallet {
 		pub fn force_cancel_approval(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			owner: <T::Lookup as StaticLookup>::Source,
-			delegate: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
+			delegate: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let mut d = Asset::<T, I>::get(id).ok_or(Error::<T, I>::Unknown)?;
 			T::ForceOrigin::try_origin(origin)
@@ -1272,8 +1274,8 @@ pub mod pallet {
 		pub fn transfer_approved(
 			origin: OriginFor<T>,
 			#[pallet::compact] id: T::AssetId,
-			owner: <T::Lookup as StaticLookup>::Source,
-			destination: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
+			destination: AccountIdLookupOf<T>,
 			#[pallet::compact] amount: T::Balance,
 		) -> DispatchResult {
 			let delegate = ensure_signed(origin)?;

substrate/frame/bags-list/src/benchmarks.rs

@@ -57,6 +57,8 @@ frame_benchmarking::benchmarks_instance_pallet! {
 		let dest_head: T::AccountId  = account("dest_head", 0, 0);
 		assert_ok!(List::<T, _>::insert(dest_head.clone(), dest_bag_thresh));
 
+		let origin_middle_lookup = T::Lookup::unlookup(origin_middle.clone());
+
 		// the bags are in the expected state after initial setup.
 		assert_eq!(
 			List::<T, _>::get_bags(),
@@ -69,7 +71,7 @@ frame_benchmarking::benchmarks_instance_pallet! {
 		let caller = whitelisted_caller();
 		// update the weight of `origin_middle` to guarantee it will be rebagged into the destination.
 		T::ScoreProvider::set_score_of(&origin_middle, dest_bag_thresh);
-	}: rebag(SystemOrigin::Signed(caller), origin_middle.clone())
+	}: rebag(SystemOrigin::Signed(caller), origin_middle_lookup.clone())
 	verify {
 		// check the bags have updated as expected.
 		assert_eq!(
@@ -114,6 +116,8 @@ frame_benchmarking::benchmarks_instance_pallet! {
 		let dest_head: T::AccountId  = account("dest_head", 0, 0);
 		assert_ok!(List::<T, _>::insert(dest_head.clone(), dest_bag_thresh));
 
+		let origin_tail_lookup = T::Lookup::unlookup(origin_tail.clone());
+
 		// the bags are in the expected state after initial setup.
 		assert_eq!(
 			List::<T, _>::get_bags(),
@@ -126,7 +130,7 @@ frame_benchmarking::benchmarks_instance_pallet! {
 		let caller = whitelisted_caller();
 		// update the weight of `origin_tail` to guarantee it will be rebagged into the destination.
 		T::ScoreProvider::set_score_of(&origin_tail, dest_bag_thresh);
-	}: rebag(SystemOrigin::Signed(caller), origin_tail.clone())
+	}: rebag(SystemOrigin::Signed(caller), origin_tail_lookup.clone())
 	verify {
 		// check the bags have updated as expected.
 		assert_eq!(
@@ -166,13 +170,15 @@ frame_benchmarking::benchmarks_instance_pallet! {
 		T::ScoreProvider::set_score_of(&lighter, bag_thresh - One::one());
 		T::ScoreProvider::set_score_of(&heavier, bag_thresh);
 
+		let lighter_lookup = T::Lookup::unlookup(lighter.clone());
+
 		assert_eq!(
 			List::<T, _>::iter().map(|n| n.id().clone()).collect::<Vec<_>>(),
 			vec![lighter.clone(), heavier_prev.clone(), heavier.clone(), heavier_next.clone()]
 		);
 
 		whitelist_account!(heavier);
-	}: _(SystemOrigin::Signed(heavier.clone()), lighter.clone())
+	}: _(SystemOrigin::Signed(heavier.clone()), lighter_lookup.clone())
 	verify {
 		assert_eq!(
 			List::<T, _>::iter().map(|n| n.id().clone()).collect::<Vec<_>>(),

substrate/frame/bags-list/src/lib.rs

@@ -56,7 +56,7 @@
 use codec::FullCodec;
 use frame_election_provider_support::{ScoreProvider, SortedListProvider};
 use frame_system::ensure_signed;
-use sp_runtime::traits::{AtLeast32BitUnsigned, Bounded};
+use sp_runtime::traits::{AtLeast32BitUnsigned, Bounded, StaticLookup};
 use sp_std::prelude::*;
 
 #[cfg(any(feature = "runtime-benchmarks", test))]
@@ -90,6 +90,8 @@ macro_rules! log {
 	};
 }
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -222,8 +224,9 @@ pub mod pallet {
 		///
 		/// If `dislocated` does not exists, it returns an error.
 		#[pallet::weight(T::WeightInfo::rebag_non_terminal().max(T::WeightInfo::rebag_terminal()))]
-		pub fn rebag(origin: OriginFor<T>, dislocated: T::AccountId) -> DispatchResult {
+		pub fn rebag(origin: OriginFor<T>, dislocated: AccountIdLookupOf<T>) -> DispatchResult {
 			ensure_signed(origin)?;
+			let dislocated = T::Lookup::lookup(dislocated)?;
 			let current_score = T::ScoreProvider::score(&dislocated);
 			let _ = Pallet::<T, I>::do_rebag(&dislocated, current_score)
 				.map_err::<Error<T, I>, _>(Into::into)?;
@@ -239,8 +242,12 @@ pub mod pallet {
 		/// - both nodes are within the same bag,
 		/// - and `origin` has a greater `Score` than `lighter`.
 		#[pallet::weight(T::WeightInfo::put_in_front_of())]
-		pub fn put_in_front_of(origin: OriginFor<T>, lighter: T::AccountId) -> DispatchResult {
+		pub fn put_in_front_of(
+			origin: OriginFor<T>,
+			lighter: AccountIdLookupOf<T>,
+		) -> DispatchResult {
 			let heavier = ensure_signed(origin)?;
+			let lighter = T::Lookup::lookup(lighter)?;
 			List::<T, I>::put_in_front_of(&lighter, &heavier)
 				.map_err::<Error<T, I>, _>(Into::into)
 				.map_err::<DispatchError, _>(Into::into)

substrate/frame/balances/src/benchmarking.rs

@@ -46,7 +46,7 @@ benchmarks_instance_pallet! {
 		// Transfer `e - 1` existential deposits + 1 unit, which guarantees to create one account,
 		// and reap this user.
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 		let transfer_amount = existential_deposit.saturating_mul((ED_MULTIPLIER - 1).into()) + 1u32.into();
 	}: transfer(RawOrigin::Signed(caller.clone()), recipient_lookup, transfer_amount)
 	verify {
@@ -60,7 +60,7 @@ benchmarks_instance_pallet! {
 	transfer_best_case {
 		let caller = whitelisted_caller();
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 
 		// Give the sender account max funds for transfer (their account will never reasonably be killed).
 		let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&caller, T::Balance::max_value());
@@ -80,7 +80,7 @@ benchmarks_instance_pallet! {
 	transfer_keep_alive {
 		let caller = whitelisted_caller();
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 
 		// Give the sender account max funds, thus a transfer will not kill account.
 		let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&caller, T::Balance::max_value());
@@ -95,7 +95,7 @@ benchmarks_instance_pallet! {
 	// Benchmark `set_balance` coming from ROOT account. This always creates an account.
 	set_balance_creating {
 		let user: T::AccountId = account("user", 0, SEED);
-		let user_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(user.clone());
+		let user_lookup = T::Lookup::unlookup(user.clone());
 
 		// Give the user some initial balance.
 		let existential_deposit = T::ExistentialDeposit::get();
@@ -110,7 +110,7 @@ benchmarks_instance_pallet! {
 	// Benchmark `set_balance` coming from ROOT account. This always kills an account.
 	set_balance_killing {
 		let user: T::AccountId = account("user", 0, SEED);
-		let user_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(user.clone());
+		let user_lookup = T::Lookup::unlookup(user.clone());
 
 		// Give the user some initial balance.
 		let existential_deposit = T::ExistentialDeposit::get();
@@ -127,7 +127,7 @@ benchmarks_instance_pallet! {
 	force_transfer {
 		let existential_deposit = T::ExistentialDeposit::get();
 		let source: T::AccountId = account("source", 0, SEED);
-		let source_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(source.clone());
+		let source_lookup = T::Lookup::unlookup(source.clone());
 
 		// Give some multiple of the existential deposit
 		let balance = existential_deposit.saturating_mul(ED_MULTIPLIER.into());
@@ -135,7 +135,7 @@ benchmarks_instance_pallet! {
 
 		// Transfer `e - 1` existential deposits + 1 unit, which guarantees to create one account, and reap this user.
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 		let transfer_amount = existential_deposit.saturating_mul((ED_MULTIPLIER - 1).into()) + 1u32.into();
 	}: force_transfer(RawOrigin::Root, source_lookup, recipient_lookup, transfer_amount)
 	verify {
@@ -160,7 +160,7 @@ benchmarks_instance_pallet! {
 		// Transfer `e - 1` existential deposits + 1 unit, which guarantees to create one account,
 		// and reap this user.
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 		let transfer_amount = existential_deposit.saturating_mul((ED_MULTIPLIER - 1).into()) + 1u32.into();
 
 		// Create a bunch of users in storage.
@@ -182,7 +182,7 @@ benchmarks_instance_pallet! {
 	transfer_all {
 		let caller = whitelisted_caller();
 		let recipient: T::AccountId = account("recipient", 0, SEED);
-		let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 
 		// Give some multiple of the existential deposit
 		let existential_deposit = T::ExistentialDeposit::get();
@@ -196,7 +196,7 @@ benchmarks_instance_pallet! {
 
 	force_unreserve {
 		let user: T::AccountId = account("user", 0, SEED);
-		let user_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(user.clone());
+		let user_lookup = T::Lookup::unlookup(user.clone());
 
 		// Give some multiple of the existential deposit
 		let existential_deposit = T::ExistentialDeposit::get();

substrate/frame/balances/src/lib.rs

@@ -192,6 +192,8 @@ pub use weights::WeightInfo;
 
 pub use pallet::*;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -275,7 +277,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::transfer())]
 		pub fn transfer(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			#[pallet::compact] value: T::Balance,
 		) -> DispatchResultWithPostInfo {
 			let transactor = ensure_signed(origin)?;
@@ -303,7 +305,7 @@ pub mod pallet {
 		)]
 		pub fn set_balance(
 			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 			#[pallet::compact] new_free: T::Balance,
 			#[pallet::compact] new_reserved: T::Balance,
 		) -> DispatchResultWithPostInfo {
@@ -353,8 +355,8 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::force_transfer())]
 		pub fn force_transfer(
 			origin: OriginFor<T>,
-			source: <T::Lookup as StaticLookup>::Source,
-			dest: <T::Lookup as StaticLookup>::Source,
+			source: AccountIdLookupOf<T>,
+			dest: AccountIdLookupOf<T>,
 			#[pallet::compact] value: T::Balance,
 		) -> DispatchResultWithPostInfo {
 			ensure_root(origin)?;
@@ -378,7 +380,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::transfer_keep_alive())]
 		pub fn transfer_keep_alive(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			#[pallet::compact] value: T::Balance,
 		) -> DispatchResultWithPostInfo {
 			let transactor = ensure_signed(origin)?;
@@ -407,7 +409,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::transfer_all())]
 		pub fn transfer_all(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			keep_alive: bool,
 		) -> DispatchResult {
 			use fungible::Inspect;
@@ -425,7 +427,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::force_unreserve())]
 		pub fn force_unreserve(
 			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 			amount: T::Balance,
 		) -> DispatchResult {
 			ensure_root(origin)?;

substrate/frame/bounties/src/benchmarking.rs

@@ -62,7 +62,7 @@ fn setup_bounty<T: Config<I>, I: 'static>(
 }
 
 fn create_bounty<T: Config<I>, I: 'static>(
-) -> Result<(<T::Lookup as StaticLookup>::Source, BountyIndex), &'static str> {
+) -> Result<(AccountIdLookupOf<T>, BountyIndex), &'static str> {
 	let (caller, curator, fee, value, reason) =
 		setup_bounty::<T, I>(0, T::MaximumReasonLength::get());
 	let curator_lookup = T::Lookup::unlookup(curator.clone());

substrate/frame/bounties/src/lib.rs

@@ -114,6 +114,8 @@ type PositiveImbalanceOf<T, I = ()> = pallet_treasury::PositiveImbalanceOf<T, I>
 /// An index of a bounty. Just a `u32`.
 pub type BountyIndex = u32;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 /// A bounty proposal.
 #[derive(Encode, Decode, Clone, PartialEq, Eq, RuntimeDebug, TypeInfo, MaxEncodedLen)]
 pub struct Bounty<AccountId, Balance, BlockNumber> {
@@ -381,7 +383,7 @@ pub mod pallet {
 		pub fn propose_curator(
 			origin: OriginFor<T>,
 			#[pallet::compact] bounty_id: BountyIndex,
-			curator: <T::Lookup as StaticLookup>::Source,
+			curator: AccountIdLookupOf<T>,
 			#[pallet::compact] fee: BalanceOf<T, I>,
 		) -> DispatchResult {
 			T::ApproveOrigin::ensure_origin(origin)?;
@@ -553,7 +555,7 @@ pub mod pallet {
 		pub fn award_bounty(
 			origin: OriginFor<T>,
 			#[pallet::compact] bounty_id: BountyIndex,
-			beneficiary: <T::Lookup as StaticLookup>::Source,
+			beneficiary: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let signer = ensure_signed(origin)?;
 			let beneficiary = T::Lookup::lookup(beneficiary)?;

substrate/frame/child-bounties/src/lib.rs

@@ -80,6 +80,7 @@ pub use pallet::*;
 type BalanceOf<T> = pallet_treasury::BalanceOf<T>;
 type BountiesError<T> = pallet_bounties::Error<T>;
 type BountyIndex = pallet_bounties::BountyIndex;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// A child bounty proposal.
 #[derive(Encode, Decode, Clone, PartialEq, Eq, RuntimeDebug, TypeInfo, MaxEncodedLen)]
@@ -315,7 +316,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			#[pallet::compact] parent_bounty_id: BountyIndex,
 			#[pallet::compact] child_bounty_id: BountyIndex,
-			curator: <T::Lookup as StaticLookup>::Source,
+			curator: AccountIdLookupOf<T>,
 			#[pallet::compact] fee: BalanceOf<T>,
 		) -> DispatchResult {
 			let signer = ensure_signed(origin)?;
@@ -574,7 +575,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			#[pallet::compact] parent_bounty_id: BountyIndex,
 			#[pallet::compact] child_bounty_id: BountyIndex,
-			beneficiary: <T::Lookup as StaticLookup>::Source,
+			beneficiary: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let signer = ensure_signed(origin)?;
 			let beneficiary = T::Lookup::lookup(beneficiary)?;

substrate/frame/contracts/src/benchmarking/mod.rs

@@ -57,7 +57,7 @@ const INSTR_BENCHMARK_BATCHES: u32 = 50;
 struct Contract<T: Config> {
 	caller: T::AccountId,
 	account_id: T::AccountId,
-	addr: <T::Lookup as StaticLookup>::Source,
+	addr: AccountIdLookupOf<T>,
 	value: BalanceOf<T>,
 }
 

substrate/frame/contracts/src/lib.rs

@@ -136,6 +136,7 @@ type BalanceOf<T> =
 	<<T as Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 type CodeVec<T> = BoundedVec<u8, <T as Config>::MaxCodeLen>;
 type RelaxedCodeVec<T> = BoundedVec<u8, <T as Config>::RelaxedMaxCodeLen>;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// Used as a sentinel value when reading and writing contract memory.
 ///
@@ -435,7 +436,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::call().saturating_add(*gas_limit))]
 		pub fn call(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			#[pallet::compact] value: BalanceOf<T>,
 			#[pallet::compact] gas_limit: Weight,
 			storage_deposit_limit: Option<<BalanceOf<T> as codec::HasCompact>::Type>,
@@ -617,7 +618,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::set_code())]
 		pub fn set_code(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			code_hash: CodeHash<T>,
 		) -> DispatchResult {
 			ensure_root(origin)?;

substrate/frame/conviction-voting/src/benchmarking.rs

@@ -149,6 +149,7 @@ benchmarks_instance_pallet! {
 	remove_other_vote {
 		let caller = funded_account::<T, I>("caller", 0);
 		let voter = funded_account::<T, I>("caller", 0);
+		let voter_lookup = T::Lookup::unlookup(voter.clone());
 		whitelist_account!(caller);
 		let old_account_vote = account_vote::<T, I>(100u32.into());
 
@@ -167,7 +168,7 @@ benchmarks_instance_pallet! {
 
 		let index = polls[0];
 		assert!(T::Polls::end_ongoing(index, false).is_ok());
-	}: _(RawOrigin::Signed(caller.clone()), voter.clone(), class.clone(), index)
+	}: _(RawOrigin::Signed(caller.clone()), voter_lookup, class.clone(), index)
 	verify {
 		assert_matches!(
 			VotingFor::<T, I>::get(&voter, &class),
@@ -182,6 +183,7 @@ benchmarks_instance_pallet! {
 		let class = T::Polls::max_ongoing().0;
 		let polls = &all_polls[&class];
 		let voter = funded_account::<T, I>("voter", 0);
+		let voter_lookup = T::Lookup::unlookup(voter.clone());
 		let caller = funded_account::<T, I>("caller", 0);
 		whitelist_account!(caller);
 
@@ -197,7 +199,7 @@ benchmarks_instance_pallet! {
 			Voting::Casting(Casting { votes, .. }) if votes.len() == r as usize
 		);
 
-	}: _(RawOrigin::Signed(caller.clone()), class.clone(), voter, Conviction::Locked1x, delegated_balance)
+	}: _(RawOrigin::Signed(caller.clone()), class.clone(), voter_lookup, Conviction::Locked1x, delegated_balance)
 	verify {
 		assert_matches!(VotingFor::<T, I>::get(&caller, &class), Voting::Delegating(_));
 	}
@@ -209,6 +211,7 @@ benchmarks_instance_pallet! {
 		let class = T::Polls::max_ongoing().0;
 		let polls = &all_polls[&class];
 		let voter = funded_account::<T, I>("voter", 0);
+		let voter_lookup = T::Lookup::unlookup(voter.clone());
 		let caller = funded_account::<T, I>("caller", 0);
 		whitelist_account!(caller);
 
@@ -218,7 +221,7 @@ benchmarks_instance_pallet! {
 		ConvictionVoting::<T, I>::delegate(
 			RawOrigin::Signed(caller.clone()).into(),
 			class.clone(),
-			voter.clone(),
+			voter_lookup,
 			Conviction::Locked1x,
 			delegated_balance,
 		)?;
@@ -239,6 +242,7 @@ benchmarks_instance_pallet! {
 
 	unlock {
 		let caller = funded_account::<T, I>("caller", 0);
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		whitelist_account!(caller);
 		let normal_account_vote = account_vote::<T, I>(T::Currency::free_balance(&caller) - 100u32.into());
 		let big_account_vote = account_vote::<T, I>(T::Currency::free_balance(&caller));
@@ -266,7 +270,7 @@ benchmarks_instance_pallet! {
 		ConvictionVoting::<T, I>::remove_vote(RawOrigin::Signed(caller.clone()).into(), Some(class.clone()), polls[0])?;
 
 		// We can now unlock on `class` from 200 to 100...
-	}: _(RawOrigin::Signed(caller.clone()), class, caller.clone())
+	}: _(RawOrigin::Signed(caller.clone()), class, caller_lookup)
 	verify {
 		assert_eq!(orig_usable, <T::Currency as fungible::Inspect<T::AccountId>>::reducible_balance(&caller, false));
 	}

substrate/frame/conviction-voting/src/lib.rs

@@ -36,7 +36,7 @@ use frame_support::{
 	},
 };
 use sp_runtime::{
-	traits::{AtLeast32BitUnsigned, Saturating, Zero},
+	traits::{AtLeast32BitUnsigned, Saturating, StaticLookup, Zero},
 	ArithmeticError, Perbill,
 };
 use sp_std::prelude::*;
@@ -62,6 +62,7 @@ pub mod benchmarking;
 
 const CONVICTION_VOTING_ID: LockIdentifier = *b"pyconvot";
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 type BalanceOf<T, I = ()> =
 	<<T as Config<I>>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 type VotingOf<T, I = ()> = Voting<
@@ -245,11 +246,12 @@ pub mod pallet {
 		pub fn delegate(
 			origin: OriginFor<T>,
 			class: ClassOf<T, I>,
-			to: T::AccountId,
+			to: AccountIdLookupOf<T>,
 			conviction: Conviction,
 			balance: BalanceOf<T, I>,
 		) -> DispatchResultWithPostInfo {
 			let who = ensure_signed(origin)?;
+			let to = T::Lookup::lookup(to)?;
 			let votes = Self::try_delegate(who, class, to, conviction, balance)?;
 
 			Ok(Some(T::WeightInfo::delegate(votes)).into())
@@ -294,9 +296,10 @@ pub mod pallet {
 		pub fn unlock(
 			origin: OriginFor<T>,
 			class: ClassOf<T, I>,
-			target: T::AccountId,
+			target: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			ensure_signed(origin)?;
+			let target = T::Lookup::lookup(target)?;
 			Self::update_lock(&class, &target);
 			Ok(())
 		}
@@ -359,11 +362,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::remove_other_vote())]
 		pub fn remove_other_vote(
 			origin: OriginFor<T>,
-			target: T::AccountId,
+			target: AccountIdLookupOf<T>,
 			class: ClassOf<T, I>,
 			index: PollIndexOf<T, I>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let target = T::Lookup::lookup(target)?;
 			let scope = if target == who { UnvoteScope::Any } else { UnvoteScope::OnlyExpired };
 			Self::try_remove_vote(&target, index, Some(class), scope)?;
 			Ok(())

substrate/frame/democracy/src/benchmarking.rs

@@ -483,9 +483,10 @@ benchmarks! {
 		let caller = funded_account::<T>("caller", 0);
 		// Caller will initially delegate to `old_delegate`
 		let old_delegate: T::AccountId = funded_account::<T>("old_delegate", r);
+		let old_delegate_lookup = T::Lookup::unlookup(old_delegate.clone());
 		Democracy::<T>::delegate(
 			RawOrigin::Signed(caller.clone()).into(),
-			old_delegate.clone(),
+			old_delegate_lookup,
 			Conviction::Locked1x,
 			delegated_balance,
 		)?;
@@ -497,6 +498,7 @@ benchmarks! {
 		assert_eq!(balance, delegated_balance, "delegation balance didn't work");
 		// Caller will now switch to `new_delegate`
 		let new_delegate: T::AccountId = funded_account::<T>("new_delegate", r);
+		let new_delegate_lookup = T::Lookup::unlookup(new_delegate.clone());
 		let account_vote = account_vote::<T>(initial_balance);
 		// We need to create existing direct votes for the `new_delegate`
 		for i in 0..r {
@@ -509,7 +511,7 @@ benchmarks! {
 		};
 		assert_eq!(votes.len(), r as usize, "Votes were not recorded.");
 		whitelist_account!(caller);
-	}: _(RawOrigin::Signed(caller.clone()), new_delegate.clone(), Conviction::Locked1x, delegated_balance)
+	}: _(RawOrigin::Signed(caller.clone()), new_delegate_lookup, Conviction::Locked1x, delegated_balance)
 	verify {
 		let (target, balance) = match VotingOf::<T>::get(&caller) {
 			Voting::Delegating { target, balance, .. } => (target, balance),
@@ -533,9 +535,10 @@ benchmarks! {
 		let caller = funded_account::<T>("caller", 0);
 		// Caller will delegate
 		let the_delegate: T::AccountId = funded_account::<T>("delegate", r);
+		let the_delegate_lookup = T::Lookup::unlookup(the_delegate.clone());
 		Democracy::<T>::delegate(
 			RawOrigin::Signed(caller.clone()).into(),
-			the_delegate.clone(),
+			the_delegate_lookup,
 			Conviction::Locked1x,
 			delegated_balance,
 		)?;
@@ -642,6 +645,7 @@ benchmarks! {
 		let r in 1 .. MAX_REFERENDUMS;
 
 		let locker = funded_account::<T>("locker", 0);
+		let locker_lookup = T::Lookup::unlookup(locker.clone());
 		// Populate votes so things are locked
 		let base_balance: BalanceOf<T> = 100u32.into();
 		let small_vote = account_vote::<T>(base_balance);
@@ -654,7 +658,7 @@ benchmarks! {
 
 		let caller = funded_account::<T>("caller", 0);
 		whitelist_account!(caller);
-	}: unlock(RawOrigin::Signed(caller), locker.clone())
+	}: unlock(RawOrigin::Signed(caller), locker_lookup)
 	verify {
 		// Note that we may want to add a `get_lock` api to actually verify
 		let voting = VotingOf::<T>::get(&locker);
@@ -666,6 +670,7 @@ benchmarks! {
 		let r in 1 .. MAX_REFERENDUMS;
 
 		let locker = funded_account::<T>("locker", 0);
+		let locker_lookup = T::Lookup::unlookup(locker.clone());
 		// Populate votes so things are locked
 		let base_balance: BalanceOf<T> = 100u32.into();
 		let small_vote = account_vote::<T>(base_balance);
@@ -692,7 +697,7 @@ benchmarks! {
 
 		let caller = funded_account::<T>("caller", 0);
 		whitelist_account!(caller);
-	}: unlock(RawOrigin::Signed(caller), locker.clone())
+	}: unlock(RawOrigin::Signed(caller), locker_lookup)
 	verify {
 		let votes = match VotingOf::<T>::get(&locker) {
 			Voting::Direct { votes, .. } => votes,
@@ -738,6 +743,7 @@ benchmarks! {
 		let r in 1 .. MAX_REFERENDUMS;
 
 		let caller = funded_account::<T>("caller", r);
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		let account_vote = account_vote::<T>(100u32.into());
 
 		for i in 0 .. r {
@@ -753,7 +759,7 @@ benchmarks! {
 
 		let referendum_index = r - 1;
 		whitelist_account!(caller);
-	}: _(RawOrigin::Signed(caller.clone()), caller.clone(), referendum_index)
+	}: _(RawOrigin::Signed(caller.clone()), caller_lookup, referendum_index)
 	verify {
 		let votes = match VotingOf::<T>::get(&caller) {
 			Voting::Direct { votes, .. } => votes,

substrate/frame/democracy/src/lib.rs

@@ -165,7 +165,7 @@ use frame_support::{
 };
 use scale_info::TypeInfo;
 use sp_runtime::{
-	traits::{Bounded, Dispatchable, Hash, Saturating, Zero},
+	traits::{Bounded, Dispatchable, Hash, Saturating, StaticLookup, Zero},
 	ArithmeticError, DispatchError, DispatchResult, RuntimeDebug,
 };
 use sp_std::prelude::*;
@@ -206,6 +206,7 @@ type BalanceOf<T> =
 type NegativeImbalanceOf<T> = <<T as Config>::Currency as Currency<
 	<T as frame_system::Config>::AccountId,
 >>::NegativeImbalance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 #[derive(Clone, Encode, Decode, RuntimeDebug, TypeInfo)]
 pub enum PreimageStatus<AccountId, Balance, BlockNumber> {
@@ -944,11 +945,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::delegate(T::MaxVotes::get()))]
 		pub fn delegate(
 			origin: OriginFor<T>,
-			to: T::AccountId,
+			to: AccountIdLookupOf<T>,
 			conviction: Conviction,
 			balance: BalanceOf<T>,
 		) -> DispatchResultWithPostInfo {
 			let who = ensure_signed(origin)?;
+			let to = T::Lookup::lookup(to)?;
 			let votes = Self::try_delegate(who, to, conviction, balance)?;
 
 			Ok(Some(T::WeightInfo::delegate(votes)).into())
@@ -1127,8 +1129,9 @@ pub mod pallet {
 			T::WeightInfo::unlock_set(T::MaxVotes::get())
 				.max(T::WeightInfo::unlock_remove(T::MaxVotes::get()))
 		)]
-		pub fn unlock(origin: OriginFor<T>, target: T::AccountId) -> DispatchResult {
+		pub fn unlock(origin: OriginFor<T>, target: AccountIdLookupOf<T>) -> DispatchResult {
 			ensure_signed(origin)?;
+			let target = T::Lookup::lookup(target)?;
 			Self::update_lock(&target);
 			Ok(())
 		}
@@ -1184,10 +1187,11 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::remove_other_vote(T::MaxVotes::get()))]
 		pub fn remove_other_vote(
 			origin: OriginFor<T>,
-			target: T::AccountId,
+			target: AccountIdLookupOf<T>,
 			index: ReferendumIndex,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let target = T::Lookup::lookup(target)?;
 			let scope = if target == who { UnvoteScope::Any } else { UnvoteScope::OnlyExpired };
 			Self::try_remove_vote(&target, index, scope)?;
 			Ok(())

substrate/frame/elections-phragmen/src/benchmarking.rs

@@ -29,8 +29,6 @@ use crate::Pallet as Elections;
 
 const BALANCE_FACTOR: u32 = 250;
 
-type Lookup<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
-
 /// grab new account with infinite balance.
 fn endowed_account<T: Config>(name: &'static str, index: u32) -> T::AccountId {
 	let account: T::AccountId = account(name, index, 0);
@@ -46,7 +44,7 @@ fn endowed_account<T: Config>(name: &'static str, index: u32) -> T::AccountId {
 }
 
 /// Account to lookup type of system trait.
-fn as_lookup<T: Config>(account: T::AccountId) -> Lookup<T> {
+fn as_lookup<T: Config>(account: T::AccountId) -> AccountIdLookupOf<T> {
 	T::Lookup::unlookup(account)
 }
 

substrate/frame/elections-phragmen/src/lib.rs

@@ -176,6 +176,8 @@ pub struct SeatHolder<AccountId, Balance> {
 
 pub use pallet::*;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -508,7 +510,7 @@ pub mod pallet {
 		})]
 		pub fn remove_member(
 			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 			slash_bond: bool,
 			rerun_election: bool,
 		) -> DispatchResultWithPostInfo {

substrate/frame/identity/src/benchmarking.rs

@@ -40,9 +40,10 @@ fn assert_last_event<T: Config>(generic_event: <T as Config>::Event) {
 fn add_registrars<T: Config>(r: u32) -> Result<(), &'static str> {
 	for i in 0..r {
 		let registrar: T::AccountId = account("registrar", i, SEED);
+		let registrar_lookup = T::Lookup::unlookup(registrar.clone());
 		let _ = T::Currency::make_free_balance_be(&registrar, BalanceOf::<T>::max_value());
 		let registrar_origin = T::RegistrarOrigin::successful_origin();
-		Identity::<T>::add_registrar(registrar_origin, registrar.clone())?;
+		Identity::<T>::add_registrar(registrar_origin, registrar_lookup)?;
 		Identity::<T>::set_fee(RawOrigin::Signed(registrar.clone()).into(), i, 10u32.into())?;
 		let fields =
 			IdentityFields(
@@ -130,7 +131,7 @@ benchmarks! {
 		let caller = {
 			// The target user
 			let caller: T::AccountId = whitelisted_caller();
-			let caller_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(caller.clone());
+			let caller_lookup = T::Lookup::unlookup(caller.clone());
 			let caller_origin: <T as frame_system::Config>::Origin = RawOrigin::Signed(caller.clone()).into();
 			let _ = T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
@@ -261,11 +262,12 @@ benchmarks! {
 
 	set_fee {
 		let caller: T::AccountId = whitelisted_caller();
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 
 		let r in 1 .. T::MaxRegistrars::get() - 1 => add_registrars::<T>(r)?;
 
 		let registrar_origin = T::RegistrarOrigin::successful_origin();
-		Identity::<T>::add_registrar(registrar_origin, caller.clone())?;
+		Identity::<T>::add_registrar(registrar_origin, caller_lookup)?;
 		let registrars = Registrars::<T>::get();
 		ensure!(registrars[r as usize].as_ref().unwrap().fee == 0u32.into(), "Fee already set.");
 	}: _(RawOrigin::Signed(caller), r, 100u32.into())
@@ -276,12 +278,13 @@ benchmarks! {
 
 	set_account_id {
 		let caller: T::AccountId = whitelisted_caller();
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		let _ = T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
 		let r in 1 .. T::MaxRegistrars::get() - 1 => add_registrars::<T>(r)?;
 
 		let registrar_origin = T::RegistrarOrigin::successful_origin();
-		Identity::<T>::add_registrar(registrar_origin, caller.clone())?;
+		Identity::<T>::add_registrar(registrar_origin, caller_lookup)?;
 		let registrars = Registrars::<T>::get();
 		ensure!(registrars[r as usize].as_ref().unwrap().account == caller, "id not set.");
 	}: _(RawOrigin::Signed(caller), r, account("new", 0, SEED))
@@ -292,12 +295,13 @@ benchmarks! {
 
 	set_fields {
 		let caller: T::AccountId = whitelisted_caller();
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		let _ = T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
 		let r in 1 .. T::MaxRegistrars::get() - 1 => add_registrars::<T>(r)?;
 
 		let registrar_origin = T::RegistrarOrigin::successful_origin();
-		Identity::<T>::add_registrar(registrar_origin, caller.clone())?;
+		Identity::<T>::add_registrar(registrar_origin, caller_lookup)?;
 		let fields = IdentityFields(
 			IdentityField::Display | IdentityField::Legal | IdentityField::Web | IdentityField::Riot
 			| IdentityField::Email | IdentityField::PgpFingerprint | IdentityField::Image | IdentityField::Twitter
@@ -318,6 +322,7 @@ benchmarks! {
 		let _ = T::Currency::make_free_balance_be(&user, BalanceOf::<T>::max_value());
 
 		let caller: T::AccountId = whitelisted_caller();
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		let _ = T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
 		let r in 1 .. T::MaxRegistrars::get() - 1 => add_registrars::<T>(r)?;
@@ -327,7 +332,7 @@ benchmarks! {
 		};
 
 		let registrar_origin = T::RegistrarOrigin::successful_origin();
-		Identity::<T>::add_registrar(registrar_origin, caller.clone())?;
+		Identity::<T>::add_registrar(registrar_origin, caller_lookup)?;
 		Identity::<T>::request_judgement(user_origin, r, 10u32.into())?;
 	}: _(RawOrigin::Signed(caller), r, user_lookup, Judgement::Reasonable)
 	verify {
@@ -341,7 +346,7 @@ benchmarks! {
 
 		let target: T::AccountId = account("target", 0, SEED);
 		let target_origin: <T as frame_system::Config>::Origin = RawOrigin::Signed(target.clone()).into();
-		let target_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(target.clone());
+		let target_lookup = T::Lookup::unlookup(target.clone());
 		let _ = T::Currency::make_free_balance_be(&target, BalanceOf::<T>::max_value());
 
 		let info = create_identity_info::<T>(x);

substrate/frame/identity/src/lib.rs

@@ -94,6 +94,7 @@ type BalanceOf<T> =
 type NegativeImbalanceOf<T> = <<T as Config>::Currency as Currency<
 	<T as frame_system::Config>::AccountId,
 >>::NegativeImbalance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 #[frame_support::pallet]
 pub mod pallet {
@@ -282,9 +283,10 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::add_registrar(T::MaxRegistrars::get()))]
 		pub fn add_registrar(
 			origin: OriginFor<T>,
-			account: T::AccountId,
+			account: AccountIdLookupOf<T>,
 		) -> DispatchResultWithPostInfo {
 			T::RegistrarOrigin::ensure_origin(origin)?;
+			let account = T::Lookup::lookup(account)?;
 
 			let (i, registrar_count) = <Registrars<T>>::try_mutate(
 				|registrars| -> Result<(RegistrarIndex, usize), DispatchError> {
@@ -672,9 +674,10 @@ pub mod pallet {
 		pub fn set_account_id(
 			origin: OriginFor<T>,
 			#[pallet::compact] index: RegistrarIndex,
-			new: T::AccountId,
+			new: AccountIdLookupOf<T>,
 		) -> DispatchResultWithPostInfo {
 			let who = ensure_signed(origin)?;
+			let new = T::Lookup::lookup(new)?;
 
 			let registrars = <Registrars<T>>::mutate(|rs| -> Result<usize, DispatchError> {
 				rs.get_mut(index as usize)
@@ -760,7 +763,7 @@ pub mod pallet {
 		pub fn provide_judgement(
 			origin: OriginFor<T>,
 			#[pallet::compact] reg_index: RegistrarIndex,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 			judgement: Judgement<BalanceOf<T>>,
 		) -> DispatchResultWithPostInfo {
 			let sender = ensure_signed(origin)?;
@@ -827,7 +830,7 @@ pub mod pallet {
 		))]
 		pub fn kill_identity(
 			origin: OriginFor<T>,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 		) -> DispatchResultWithPostInfo {
 			T::ForceOrigin::ensure_origin(origin)?;
 
@@ -863,7 +866,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::add_sub(T::MaxSubAccounts::get()))]
 		pub fn add_sub(
 			origin: OriginFor<T>,
-			sub: <T::Lookup as StaticLookup>::Source,
+			sub: AccountIdLookupOf<T>,
 			data: Data,
 		) -> DispatchResult {
 			let sender = ensure_signed(origin)?;
@@ -898,7 +901,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::rename_sub(T::MaxSubAccounts::get()))]
 		pub fn rename_sub(
 			origin: OriginFor<T>,
-			sub: <T::Lookup as StaticLookup>::Source,
+			sub: AccountIdLookupOf<T>,
 			data: Data,
 		) -> DispatchResult {
 			let sender = ensure_signed(origin)?;
@@ -917,10 +920,7 @@ pub mod pallet {
 		/// The dispatch origin for this call must be _Signed_ and the sender must have a registered
 		/// sub identity of `sub`.
 		#[pallet::weight(T::WeightInfo::remove_sub(T::MaxSubAccounts::get()))]
-		pub fn remove_sub(
-			origin: OriginFor<T>,
-			sub: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn remove_sub(origin: OriginFor<T>, sub: AccountIdLookupOf<T>) -> DispatchResult {
 			let sender = ensure_signed(origin)?;
 			ensure!(IdentityOf::<T>::contains_key(&sender), Error::<T>::NoIdentity);
 			let sub = T::Lookup::lookup(sub)?;

substrate/frame/indices/src/benchmarking.rs

@@ -44,10 +44,11 @@ benchmarks! {
 		let caller: T::AccountId = whitelisted_caller();
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 		let recipient: T::AccountId = account("recipient", 0, SEED);
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 		T::Currency::make_free_balance_be(&recipient, BalanceOf::<T>::max_value());
 		// Claim the index
 		Indices::<T>::claim(RawOrigin::Signed(caller.clone()).into(), account_index)?;
-	}: _(RawOrigin::Signed(caller.clone()), recipient.clone(), account_index)
+	}: _(RawOrigin::Signed(caller.clone()), recipient_lookup, account_index)
 	verify {
 		assert_eq!(Accounts::<T>::get(account_index).unwrap().0, recipient);
 	}
@@ -70,10 +71,11 @@ benchmarks! {
 		let original: T::AccountId = account("original", 0, SEED);
 		T::Currency::make_free_balance_be(&original, BalanceOf::<T>::max_value());
 		let recipient: T::AccountId = account("recipient", 0, SEED);
+		let recipient_lookup = T::Lookup::unlookup(recipient.clone());
 		T::Currency::make_free_balance_be(&recipient, BalanceOf::<T>::max_value());
 		// Claim the index
 		Indices::<T>::claim(RawOrigin::Signed(original).into(), account_index)?;
-	}: _(RawOrigin::Root, recipient.clone(), account_index, false)
+	}: _(RawOrigin::Root, recipient_lookup, account_index, false)
 	verify {
 		assert_eq!(Accounts::<T>::get(account_index).unwrap().0, recipient);
 	}

substrate/frame/indices/src/lib.rs

@@ -36,6 +36,7 @@ pub use weights::WeightInfo;
 
 type BalanceOf<T> =
 	<<T as Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 pub use pallet::*;
 
@@ -133,10 +134,11 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::transfer())]
 		pub fn transfer(
 			origin: OriginFor<T>,
-			new: T::AccountId,
+			new: AccountIdLookupOf<T>,
 			index: T::AccountIndex,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let new = T::Lookup::lookup(new)?;
 			ensure!(who != new, Error::<T>::NotTransfer);
 
 			Accounts::<T>::try_mutate(index, |maybe_value| -> DispatchResult {
@@ -208,11 +210,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::force_transfer())]
 		pub fn force_transfer(
 			origin: OriginFor<T>,
-			new: T::AccountId,
+			new: AccountIdLookupOf<T>,
 			index: T::AccountIndex,
 			freeze: bool,
 		) -> DispatchResult {
 			ensure_root(origin)?;
+			let new = T::Lookup::lookup(new)?;
 
 			Accounts::<T>::mutate(index, |maybe_value| {
 				if let Some((account, amount, _)) = maybe_value.take() {

substrate/frame/indices/src/tests.rs

@@ -22,6 +22,7 @@
 use super::{mock::*, *};
 use frame_support::{assert_noop, assert_ok};
 use pallet_balances::Error as BalancesError;
+use sp_runtime::MultiAddress::Id;
 
 #[test]
 fn claiming_should_work() {
@@ -60,7 +61,7 @@ fn freezing_should_work() {
 		assert_noop!(Indices::freeze(Some(1).into(), 0), Error::<Test>::Permanent);
 
 		assert_noop!(Indices::free(Some(1).into(), 0), Error::<Test>::Permanent);
-		assert_noop!(Indices::transfer(Some(1).into(), 2, 0), Error::<Test>::Permanent);
+		assert_noop!(Indices::transfer(Some(1).into(), Id(2), 0), Error::<Test>::Permanent);
 	});
 }
 
@@ -90,9 +91,9 @@ fn reclaim_index_on_accounts_should_work() {
 fn transfer_index_on_accounts_should_work() {
 	new_test_ext().execute_with(|| {
 		assert_ok!(Indices::claim(Some(1).into(), 0));
-		assert_noop!(Indices::transfer(Some(1).into(), 2, 1), Error::<Test>::NotAssigned);
-		assert_noop!(Indices::transfer(Some(2).into(), 3, 0), Error::<Test>::NotOwner);
-		assert_ok!(Indices::transfer(Some(1).into(), 3, 0));
+		assert_noop!(Indices::transfer(Some(1).into(), Id(2), 1), Error::<Test>::NotAssigned);
+		assert_noop!(Indices::transfer(Some(2).into(), Id(3), 0), Error::<Test>::NotOwner);
+		assert_ok!(Indices::transfer(Some(1).into(), Id(3), 0));
 		assert_eq!(Balances::reserved_balance(1), 0);
 		assert_eq!(Balances::reserved_balance(3), 1);
 		assert_eq!(Indices::lookup_index(0), Some(3));
@@ -103,7 +104,7 @@ fn transfer_index_on_accounts_should_work() {
 fn force_transfer_index_on_preowned_should_work() {
 	new_test_ext().execute_with(|| {
 		assert_ok!(Indices::claim(Some(1).into(), 0));
-		assert_ok!(Indices::force_transfer(Origin::root(), 3, 0, false));
+		assert_ok!(Indices::force_transfer(Origin::root(), Id(3), 0, false));
 		assert_eq!(Balances::reserved_balance(1), 0);
 		assert_eq!(Balances::reserved_balance(3), 0);
 		assert_eq!(Indices::lookup_index(0), Some(3));
@@ -113,7 +114,7 @@ fn force_transfer_index_on_preowned_should_work() {
 #[test]
 fn force_transfer_index_on_free_should_work() {
 	new_test_ext().execute_with(|| {
-		assert_ok!(Indices::force_transfer(Origin::root(), 3, 0, false));
+		assert_ok!(Indices::force_transfer(Origin::root(), Id(3), 0, false));
 		assert_eq!(Balances::reserved_balance(3), 0);
 		assert_eq!(Indices::lookup_index(0), Some(3));
 	});

substrate/frame/membership/src/lib.rs

@@ -27,6 +27,7 @@ use frame_support::{
 	traits::{ChangeMembers, Contains, Get, InitializeMembers, SortedMembers},
 	BoundedVec,
 };
+use sp_runtime::traits::StaticLookup;
 use sp_std::prelude::*;
 
 pub mod migrations;
@@ -35,6 +36,8 @@ pub mod weights;
 pub use pallet::*;
 pub use weights::WeightInfo;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -163,8 +166,9 @@ pub mod pallet {
 		///
 		/// May only be called from `T::AddOrigin`.
 		#[pallet::weight(50_000_000)]
-		pub fn add_member(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn add_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			T::AddOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 
 			let mut members = <Members<T, I>>::get();
 			let location = members.binary_search(&who).err().ok_or(Error::<T, I>::AlreadyMember)?;
@@ -184,8 +188,9 @@ pub mod pallet {
 		///
 		/// May only be called from `T::RemoveOrigin`.
 		#[pallet::weight(50_000_000)]
-		pub fn remove_member(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn remove_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			T::RemoveOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 
 			let mut members = <Members<T, I>>::get();
 			let location = members.binary_search(&who).ok().ok_or(Error::<T, I>::NotMember)?;
@@ -208,10 +213,12 @@ pub mod pallet {
 		#[pallet::weight(50_000_000)]
 		pub fn swap_member(
 			origin: OriginFor<T>,
-			remove: T::AccountId,
-			add: T::AccountId,
+			remove: AccountIdLookupOf<T>,
+			add: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			T::SwapOrigin::ensure_origin(origin)?;
+			let remove = T::Lookup::lookup(remove)?;
+			let add = T::Lookup::lookup(add)?;
 
 			if remove == add {
 				return Ok(())
@@ -259,8 +266,9 @@ pub mod pallet {
 		///
 		/// Prime membership is passed from the origin account to `new`, if extant.
 		#[pallet::weight(50_000_000)]
-		pub fn change_key(origin: OriginFor<T>, new: T::AccountId) -> DispatchResult {
+		pub fn change_key(origin: OriginFor<T>, new: AccountIdLookupOf<T>) -> DispatchResult {
 			let remove = ensure_signed(origin)?;
+			let new = T::Lookup::lookup(new)?;
 
 			if remove != new {
 				let mut members = <Members<T, I>>::get();
@@ -292,8 +300,9 @@ pub mod pallet {
 		///
 		/// May only be called from `T::PrimeOrigin`.
 		#[pallet::weight(50_000_000)]
-		pub fn set_prime(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn set_prime(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			T::PrimeOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			Self::members().binary_search(&who).ok().ok_or(Error::<T, I>::NotMember)?;
 			Prime::<T, I>::put(&who);
 			T::MembershipChanged::set_prime(Some(who));
@@ -355,7 +364,8 @@ mod benchmark {
 
 		assert_ok!(<Membership<T, I>>::reset_members(reset_origin, members.clone()));
 		if let Some(prime) = prime.map(|i| members[i].clone()) {
-			assert_ok!(<Membership<T, I>>::set_prime(prime_origin, prime));
+			let prime_lookup = T::Lookup::unlookup(prime);
+			assert_ok!(<Membership<T, I>>::set_prime(prime_origin, prime_lookup));
 		} else {
 			assert_ok!(<Membership<T, I>>::clear_prime(prime_origin));
 		}
@@ -368,8 +378,9 @@ mod benchmark {
 			let members = (0..m).map(|i| account("member", i, SEED)).collect::<Vec<T::AccountId>>();
 			set_members::<T, I>(members, None);
 			let new_member = account::<T::AccountId>("add", m, SEED);
+			let new_member_lookup = T::Lookup::unlookup(new_member.clone());
 		}: {
-			assert_ok!(<Membership<T, I>>::add_member(T::AddOrigin::successful_origin(), new_member.clone()));
+			assert_ok!(<Membership<T, I>>::add_member(T::AddOrigin::successful_origin(), new_member_lookup));
 		}
 		verify {
 			assert!(<Members<T, I>>::get().contains(&new_member));
@@ -385,8 +396,9 @@ mod benchmark {
 			set_members::<T, I>(members.clone(), Some(members.len() - 1));
 
 			let to_remove = members.first().cloned().unwrap();
+			let to_remove_lookup = T::Lookup::unlookup(to_remove.clone());
 		}: {
-			assert_ok!(<Membership<T, I>>::remove_member(T::RemoveOrigin::successful_origin(), to_remove.clone()));
+			assert_ok!(<Membership<T, I>>::remove_member(T::RemoveOrigin::successful_origin(), to_remove_lookup));
 		} verify {
 			assert!(!<Members<T, I>>::get().contains(&to_remove));
 			// prime is rejigged
@@ -401,12 +413,14 @@ mod benchmark {
 			let members = (0..m).map(|i| account("member", i, SEED)).collect::<Vec<T::AccountId>>();
 			set_members::<T, I>(members.clone(), Some(members.len() - 1));
 			let add = account::<T::AccountId>("member", m, SEED);
+			let add_lookup = T::Lookup::unlookup(add.clone());
 			let remove = members.first().cloned().unwrap();
+			let remove_lookup = T::Lookup::unlookup(remove.clone());
 		}: {
 			assert_ok!(<Membership<T, I>>::swap_member(
 				T::SwapOrigin::successful_origin(),
-				remove.clone(),
-				add.clone(),
+				remove_lookup,
+				add_lookup,
 			));
 		} verify {
 			assert!(!<Members<T, I>>::get().contains(&remove));
@@ -442,9 +456,10 @@ mod benchmark {
 			set_members::<T, I>(members.clone(), Some(members.len() - 1));
 
 			let add = account::<T::AccountId>("member", m, SEED);
+			let add_lookup = T::Lookup::unlookup(add.clone());
 			whitelist!(prime);
 		}: {
-			assert_ok!(<Membership<T, I>>::change_key(RawOrigin::Signed(prime.clone()).into(), add.clone()));
+			assert_ok!(<Membership<T, I>>::change_key(RawOrigin::Signed(prime.clone()).into(), add_lookup));
 		} verify {
 			assert!(!<Members<T, I>>::get().contains(&prime));
 			assert!(<Members<T, I>>::get().contains(&add));
@@ -457,9 +472,10 @@ mod benchmark {
 			let m in 1 .. T::MaxMembers::get();
 			let members = (0..m).map(|i| account("member", i, SEED)).collect::<Vec<T::AccountId>>();
 			let prime = members.last().cloned().unwrap();
+			let prime_lookup = T::Lookup::unlookup(prime.clone());
 			set_members::<T, I>(members, None);
 		}: {
-			assert_ok!(<Membership<T, I>>::set_prime(T::PrimeOrigin::successful_origin(), prime));
+			assert_ok!(<Membership<T, I>>::set_prime(T::PrimeOrigin::successful_origin(), prime_lookup));
 		} verify {
 			assert!(<Prime<T, I>>::get().is_some());
 			assert!(<T::MembershipChanged>::get_prime().is_some());

substrate/frame/nicks/src/lib.rs

@@ -47,6 +47,7 @@ type AccountIdOf<T> = <T as frame_system::Config>::AccountId;
 type BalanceOf<T> = <<T as Config>::Currency as Currency<AccountIdOf<T>>>::Balance;
 type NegativeImbalanceOf<T> =
 	<<T as Config>::Currency as Currency<AccountIdOf<T>>>::NegativeImbalance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 #[frame_support::pallet]
 pub mod pallet {
@@ -193,10 +194,7 @@ pub mod pallet {
 		/// - One event.
 		/// # </weight>
 		#[pallet::weight(70_000_000)]
-		pub fn kill_name(
-			origin: OriginFor<T>,
-			target: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn kill_name(origin: OriginFor<T>, target: AccountIdLookupOf<T>) -> DispatchResult {
 			T::ForceOrigin::ensure_origin(origin)?;
 
 			// Figure out who we're meant to be clearing.
@@ -225,7 +223,7 @@ pub mod pallet {
 		#[pallet::weight(70_000_000)]
 		pub fn force_name(
 			origin: OriginFor<T>,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 			name: Vec<u8>,
 		) -> DispatchResult {
 			T::ForceOrigin::ensure_origin(origin)?;

substrate/frame/node-authorization/src/lib.rs

@@ -46,9 +46,12 @@ pub mod weights;
 
 pub use pallet::*;
 use sp_core::OpaquePeerId as PeerId;
+use sp_runtime::traits::StaticLookup;
 use sp_std::{collections::btree_set::BTreeSet, iter::FromIterator, prelude::*};
 pub use weights::WeightInfo;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -211,9 +214,10 @@ pub mod pallet {
 		pub fn add_well_known_node(
 			origin: OriginFor<T>,
 			node: PeerId,
-			owner: T::AccountId,
+			owner: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			T::AddOrigin::ensure_origin(origin)?;
+			let owner = T::Lookup::lookup(owner)?;
 			ensure!(node.0.len() < T::MaxPeerIdLength::get() as usize, Error::<T>::PeerIdTooLong);
 
 			let mut nodes = WellKnownNodes::<T>::get();
@@ -355,9 +359,10 @@ pub mod pallet {
 		pub fn transfer_node(
 			origin: OriginFor<T>,
 			node: PeerId,
-			owner: T::AccountId,
+			owner: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let sender = ensure_signed(origin)?;
+			let owner = T::Lookup::lookup(owner)?;
 
 			ensure!(node.0.len() < T::MaxPeerIdLength::get() as usize, Error::<T>::PeerIdTooLong);
 			let pre_owner = Owners::<T>::get(&node).ok_or(Error::<T>::NotClaimed)?;

substrate/frame/nomination-pools/benchmarking/src/lib.rs

@@ -31,7 +31,7 @@ use pallet_nomination_pools::{
 	MaxPoolMembersPerPool, MaxPools, Metadata, MinCreateBond, MinJoinBond, Pallet as Pools,
 	PoolMembers, PoolRoles, PoolState, RewardPools, SubPoolsStorage,
 };
-use sp_runtime::traits::{Bounded, Zero};
+use sp_runtime::traits::{Bounded, StaticLookup, Zero};
 use sp_staking::{EraIndex, StakingInterface};
 // `frame_benchmarking::benchmarks!` macro needs this
 use pallet_nomination_pools::Call;
@@ -73,13 +73,14 @@ fn create_pool_account<T: pallet_nomination_pools::Config>(
 	let ed = CurrencyOf::<T>::minimum_balance();
 	let pool_creator: T::AccountId =
 		create_funded_user_with_balance::<T>("pool_creator", n, ed + balance * 2u32.into());
+	let pool_creator_lookup = T::Lookup::unlookup(pool_creator.clone());
 
 	Pools::<T>::create(
 		Origin::Signed(pool_creator.clone()).into(),
 		balance,
-		pool_creator.clone(),
-		pool_creator.clone(),
-		pool_creator.clone(),
+		pool_creator_lookup.clone(),
+		pool_creator_lookup.clone(),
+		pool_creator_lookup,
 	)
 	.unwrap();
 
@@ -310,9 +311,10 @@ frame_benchmarking::benchmarks! {
 
 		let scenario = scenario.add_joiner(amount);
 		let member_id = scenario.origin1_member.unwrap().clone();
+		let member_id_lookup = T::Lookup::unlookup(member_id.clone());
 		let all_points = PoolMembers::<T>::get(&member_id).unwrap().points;
 		whitelist_account!(member_id);
-	}: _(Origin::Signed(member_id.clone()), member_id.clone(), all_points)
+	}: _(Origin::Signed(member_id.clone()), member_id_lookup, all_points)
 	verify {
 		let bonded_after = T::StakingInterface::active_stake(&scenario.origin1).unwrap();
 		// We at least went down to the destination bag
@@ -382,6 +384,7 @@ frame_benchmarking::benchmarks! {
 		// Add a new member
 		let min_join_bond = MinJoinBond::<T>::get().max(CurrencyOf::<T>::minimum_balance());
 		let joiner = create_funded_user_with_balance::<T>("joiner", 0, min_join_bond * 2u32.into());
+		let joiner_lookup = T::Lookup::unlookup(joiner.clone());
 		Pools::<T>::join(Origin::Signed(joiner.clone()).into(), min_join_bond, 1)
 			.unwrap();
 
@@ -408,7 +411,7 @@ frame_benchmarking::benchmarks! {
 
 		pallet_staking::benchmarking::add_slashing_spans::<T>(&pool_account, s);
 		whitelist_account!(joiner);
-	}: withdraw_unbonded(Origin::Signed(joiner.clone()), joiner.clone(), s)
+	}: withdraw_unbonded(Origin::Signed(joiner.clone()), joiner_lookup, s)
 	verify {
 		assert_eq!(
 			CurrencyOf::<T>::free_balance(&joiner),
@@ -423,6 +426,7 @@ frame_benchmarking::benchmarks! {
 
 		let min_create_bond = min_create_bond::<T>();
 		let (depositor, pool_account) = create_pool_account::<T>(0, min_create_bond);
+		let depositor_lookup = T::Lookup::unlookup(depositor.clone());
 
 		// We set the pool to the destroying state so the depositor can leave
 		BondedPools::<T>::try_mutate(&1, |maybe_bonded_pool| {
@@ -465,7 +469,7 @@ frame_benchmarking::benchmarks! {
 		assert!(frame_system::Account::<T>::contains_key(&reward_account));
 
 		whitelist_account!(depositor);
-	}: withdraw_unbonded(Origin::Signed(depositor.clone()), depositor.clone(), s)
+	}: withdraw_unbonded(Origin::Signed(depositor.clone()), depositor_lookup, s)
 	verify {
 		// Pool removal worked
 		assert!(!pallet_staking::Ledger::<T>::contains_key(&pool_account));
@@ -487,6 +491,7 @@ frame_benchmarking::benchmarks! {
 	create {
 		let min_create_bond = min_create_bond::<T>();
 		let depositor: T::AccountId = account("depositor", USER_SEED, 0);
+		let depositor_lookup = T::Lookup::unlookup(depositor.clone());
 
 		// Give the depositor some balance to bond
 		CurrencyOf::<T>::make_free_balance_be(&depositor, min_create_bond * 2u32.into());
@@ -499,9 +504,9 @@ frame_benchmarking::benchmarks! {
 	}: _(
 			Origin::Signed(depositor.clone()),
 			min_create_bond,
-			depositor.clone(),
-			depositor.clone(),
-			depositor.clone()
+			depositor_lookup.clone(),
+			depositor_lookup.clone(),
+			depositor_lookup
 		)
 	verify {
 		assert_eq!(RewardPools::<T>::count(), 1);

substrate/frame/nomination-pools/src/lib.rs

@@ -282,7 +282,10 @@ use frame_support::{
 use scale_info::TypeInfo;
 use sp_core::U256;
 use sp_runtime::{
-	traits::{AccountIdConversion, Bounded, CheckedAdd, CheckedSub, Convert, Saturating, Zero},
+	traits::{
+		AccountIdConversion, Bounded, CheckedAdd, CheckedSub, Convert, Saturating, StaticLookup,
+		Zero,
+	},
 	FixedPointNumber, FixedPointOperand,
 };
 use sp_staking::{EraIndex, OnStakerSlash, StakingInterface};
@@ -321,6 +324,8 @@ pub type PoolId = u32;
 
 type UnbondingPoolsWithEra<T> = BoundedBTreeMap<EraIndex, UnbondPool<T>, TotalUnbondingPools<T>>;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 pub const POINTS_TO_BALANCE_INIT_RATIO: u32 = 1;
 
 /// Possible operations on the configuration values of this pallet.
@@ -1629,10 +1634,11 @@ pub mod pallet {
 		#[transactional]
 		pub fn unbond(
 			origin: OriginFor<T>,
-			member_account: T::AccountId,
+			member_account: AccountIdLookupOf<T>,
 			#[pallet::compact] unbonding_points: BalanceOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let member_account = T::Lookup::lookup(member_account)?;
 			let (mut member, mut bonded_pool, mut reward_pool) =
 				Self::get_member_with_pools(&member_account)?;
 
@@ -1741,10 +1747,11 @@ pub mod pallet {
 		#[transactional]
 		pub fn withdraw_unbonded(
 			origin: OriginFor<T>,
-			member_account: T::AccountId,
+			member_account: AccountIdLookupOf<T>,
 			num_slashing_spans: u32,
 		) -> DispatchResultWithPostInfo {
 			let caller = ensure_signed(origin)?;
+			let member_account = T::Lookup::lookup(member_account)?;
 			let mut member =
 				PoolMembers::<T>::get(&member_account).ok_or(Error::<T>::PoolMemberNotFound)?;
 			let current_era = T::StakingInterface::current_era();
@@ -1863,11 +1870,14 @@ pub mod pallet {
 		pub fn create(
 			origin: OriginFor<T>,
 			#[pallet::compact] amount: BalanceOf<T>,
-			root: T::AccountId,
-			nominator: T::AccountId,
-			state_toggler: T::AccountId,
+			root: AccountIdLookupOf<T>,
+			nominator: AccountIdLookupOf<T>,
+			state_toggler: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let root = T::Lookup::lookup(root)?;
+			let nominator = T::Lookup::lookup(nominator)?;
+			let state_toggler = T::Lookup::lookup(state_toggler)?;
 
 			ensure!(amount >= Pallet::<T>::depositor_min_bond(), Error::<T>::MinimumBondNotMet);
 			ensure!(
@@ -2461,7 +2471,8 @@ impl<T: Config> Pallet<T> {
 		member: T::AccountId,
 	) -> DispatchResult {
 		let points = PoolMembers::<T>::get(&member).map(|d| d.active_points()).unwrap_or_default();
-		Self::unbond(origin, member, points)
+		let member_lookup = T::Lookup::unlookup(member);
+		Self::unbond(origin, member_lookup, points)
 	}
 }
 

substrate/frame/proxy/src/benchmarking.rs

@@ -51,6 +51,7 @@ fn add_announcements<T: Config>(
 	maybe_real: Option<T::AccountId>,
 ) -> Result<(), &'static str> {
 	let caller = maybe_who.unwrap_or_else(|| account("caller", 0, SEED));
+	let caller_lookup = T::Lookup::unlookup(caller.clone());
 	T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value() / 2u32.into());
 	let real = if let Some(real) = maybe_real {
 		real
@@ -59,16 +60,17 @@ fn add_announcements<T: Config>(
 		T::Currency::make_free_balance_be(&real, BalanceOf::<T>::max_value() / 2u32.into());
 		Proxy::<T>::add_proxy(
 			RawOrigin::Signed(real.clone()).into(),
-			caller.clone(),
+			caller_lookup,
 			T::ProxyType::default(),
 			T::BlockNumber::zero(),
 		)?;
 		real
 	};
+	let real_lookup = T::Lookup::unlookup(real);
 	for _ in 0..n {
 		Proxy::<T>::announce(
 			RawOrigin::Signed(caller.clone()).into(),
-			real.clone(),
+			real_lookup.clone(),
 			T::CallHasher::hash_of(&("add_announcement", n)),
 		)?;
 	}
@@ -83,8 +85,9 @@ benchmarks! {
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value() / 2u32.into());
 		// ... and "real" is the traditional caller. This is not a typo.
 		let real: T::AccountId = whitelisted_caller();
+		let real_lookup = T::Lookup::unlookup(real);
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
-	}: _(RawOrigin::Signed(caller), real, Some(T::ProxyType::default()), Box::new(call))
+	}: _(RawOrigin::Signed(caller), real_lookup, Some(T::ProxyType::default()), Box::new(call))
 	verify {
 		assert_last_event::<T>(Event::ProxyExecuted { result: Ok(()) }.into())
 	}
@@ -95,17 +98,19 @@ benchmarks! {
 		// In this case the caller is the "target" proxy
 		let caller: T::AccountId = account("anonymous", 0, SEED);
 		let delegate: T::AccountId = account("target", p - 1, SEED);
+		let delegate_lookup = T::Lookup::unlookup(delegate.clone());
 		T::Currency::make_free_balance_be(&delegate, BalanceOf::<T>::max_value() / 2u32.into());
 		// ... and "real" is the traditional caller. This is not a typo.
 		let real: T::AccountId = whitelisted_caller();
+		let real_lookup = T::Lookup::unlookup(real);
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
 		Proxy::<T>::announce(
 			RawOrigin::Signed(delegate.clone()).into(),
-			real.clone(),
+			real_lookup.clone(),
 			T::CallHasher::hash_of(&call),
 		)?;
 		add_announcements::<T>(a, Some(delegate.clone()), None)?;
-	}: _(RawOrigin::Signed(caller), delegate, real, Some(T::ProxyType::default()), Box::new(call))
+	}: _(RawOrigin::Signed(caller), delegate_lookup, real_lookup, Some(T::ProxyType::default()), Box::new(call))
 	verify {
 		assert_last_event::<T>(Event::ProxyExecuted { result: Ok(()) }.into())
 	}
@@ -118,14 +123,15 @@ benchmarks! {
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value() / 2u32.into());
 		// ... and "real" is the traditional caller. This is not a typo.
 		let real: T::AccountId = whitelisted_caller();
+		let real_lookup = T::Lookup::unlookup(real);
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
 		Proxy::<T>::announce(
 			RawOrigin::Signed(caller.clone()).into(),
-			real.clone(),
+			real_lookup.clone(),
 			T::CallHasher::hash_of(&call),
 		)?;
 		add_announcements::<T>(a, Some(caller.clone()), None)?;
-	}: _(RawOrigin::Signed(caller.clone()), real, T::CallHasher::hash_of(&call))
+	}: _(RawOrigin::Signed(caller.clone()), real_lookup, T::CallHasher::hash_of(&call))
 	verify {
 		let (announcements, _) = Announcements::<T>::get(&caller);
 		assert_eq!(announcements.len() as u32, a);
@@ -136,17 +142,19 @@ benchmarks! {
 		let p in 1 .. (T::MaxProxies::get() - 1) => add_proxies::<T>(p, None)?;
 		// In this case the caller is the "target" proxy
 		let caller: T::AccountId = account("target", p - 1, SEED);
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value() / 2u32.into());
 		// ... and "real" is the traditional caller. This is not a typo.
 		let real: T::AccountId = whitelisted_caller();
+		let real_lookup = T::Lookup::unlookup(real.clone());
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
 		Proxy::<T>::announce(
 			RawOrigin::Signed(caller.clone()).into(),
-			real.clone(),
+			real_lookup,
 			T::CallHasher::hash_of(&call),
 		)?;
 		add_announcements::<T>(a, Some(caller.clone()), None)?;
-	}: _(RawOrigin::Signed(real), caller.clone(), T::CallHasher::hash_of(&call))
+	}: _(RawOrigin::Signed(real), caller_lookup, T::CallHasher::hash_of(&call))
 	verify {
 		let (announcements, _) = Announcements::<T>::get(&caller);
 		assert_eq!(announcements.len() as u32, a);
@@ -160,10 +168,11 @@ benchmarks! {
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value() / 2u32.into());
 		// ... and "real" is the traditional caller. This is not a typo.
 		let real: T::AccountId = whitelisted_caller();
+		let real_lookup = T::Lookup::unlookup(real.clone());
 		add_announcements::<T>(a, Some(caller.clone()), None)?;
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
 		let call_hash = T::CallHasher::hash_of(&call);
-	}: _(RawOrigin::Signed(caller.clone()), real.clone(), call_hash)
+	}: _(RawOrigin::Signed(caller.clone()), real_lookup, call_hash)
 	verify {
 		assert_last_event::<T>(Event::Announced { real, proxy: caller, call_hash }.into());
 	}
@@ -228,6 +237,7 @@ benchmarks! {
 		let p in 0 .. (T::MaxProxies::get() - 2);
 
 		let caller: T::AccountId = whitelisted_caller();
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 		Pallet::<T>::anonymous(
 			RawOrigin::Signed(whitelisted_caller()).into(),
@@ -241,7 +251,7 @@ benchmarks! {
 
 		add_proxies::<T>(p, Some(anon.clone()))?;
 		ensure!(Proxies::<T>::contains_key(&anon), "anon proxy not created");
-	}: _(RawOrigin::Signed(anon.clone()), caller.clone(), T::ProxyType::default(), 0, height, ext_index)
+	}: _(RawOrigin::Signed(anon.clone()), caller_lookup, T::ProxyType::default(), 0, height, ext_index)
 	verify {
 		assert!(!Proxies::<T>::contains_key(&anon));
 	}

substrate/frame/proxy/src/lib.rs

@@ -45,7 +45,7 @@ use frame_system::{self as system};
 use scale_info::TypeInfo;
 use sp_io::hashing::blake2_256;
 use sp_runtime::{
-	traits::{Dispatchable, Hash, Saturating, TrailingZeroInput, Zero},
+	traits::{Dispatchable, Hash, Saturating, StaticLookup, TrailingZeroInput, Zero},
 	DispatchResult,
 };
 use sp_std::prelude::*;
@@ -58,6 +58,8 @@ type CallHashOf<T> = <<T as Config>::CallHasher as Hash>::Output;
 type BalanceOf<T> =
 	<<T as Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 /// The parameters under which a particular account has a proxy relationship with some other
 /// account.
 #[derive(
@@ -204,11 +206,12 @@ pub mod pallet {
 		})]
 		pub fn proxy(
 			origin: OriginFor<T>,
-			real: T::AccountId,
+			real: AccountIdLookupOf<T>,
 			force_proxy_type: Option<T::ProxyType>,
 			call: Box<<T as Config>::Call>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let real = T::Lookup::lookup(real)?;
 			let def = Self::find_proxy(&real, &who, force_proxy_type)?;
 			ensure!(def.delay.is_zero(), Error::<T>::Unannounced);
 
@@ -233,11 +236,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::add_proxy(T::MaxProxies::get()))]
 		pub fn add_proxy(
 			origin: OriginFor<T>,
-			delegate: T::AccountId,
+			delegate: AccountIdLookupOf<T>,
 			proxy_type: T::ProxyType,
 			delay: T::BlockNumber,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let delegate = T::Lookup::lookup(delegate)?;
 			Self::add_proxy_delegate(&who, delegate, proxy_type, delay)
 		}
 
@@ -255,11 +259,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::remove_proxy(T::MaxProxies::get()))]
 		pub fn remove_proxy(
 			origin: OriginFor<T>,
-			delegate: T::AccountId,
+			delegate: AccountIdLookupOf<T>,
 			proxy_type: T::ProxyType,
 			delay: T::BlockNumber,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let delegate = T::Lookup::lookup(delegate)?;
 			Self::remove_proxy_delegate(&who, delegate, proxy_type, delay)
 		}
 
@@ -359,13 +364,14 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::kill_anonymous(T::MaxProxies::get()))]
 		pub fn kill_anonymous(
 			origin: OriginFor<T>,
-			spawner: T::AccountId,
+			spawner: AccountIdLookupOf<T>,
 			proxy_type: T::ProxyType,
 			index: u16,
 			#[pallet::compact] height: T::BlockNumber,
 			#[pallet::compact] ext_index: u32,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let spawner = T::Lookup::lookup(spawner)?;
 
 			let when = (height, ext_index);
 			let proxy = Self::anonymous_account(&spawner, &proxy_type, index, Some(when));
@@ -401,10 +407,11 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::announce(T::MaxPending::get(), T::MaxProxies::get()))]
 		pub fn announce(
 			origin: OriginFor<T>,
-			real: T::AccountId,
+			real: AccountIdLookupOf<T>,
 			call_hash: CallHashOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let real = T::Lookup::lookup(real)?;
 			Proxies::<T>::get(&real)
 				.0
 				.into_iter()
@@ -458,10 +465,11 @@ pub mod pallet {
 		))]
 		pub fn remove_announcement(
 			origin: OriginFor<T>,
-			real: T::AccountId,
+			real: AccountIdLookupOf<T>,
 			call_hash: CallHashOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let real = T::Lookup::lookup(real)?;
 			Self::edit_announcements(&who, |ann| ann.real != real || ann.call_hash != call_hash)?;
 
 			Ok(())
@@ -489,10 +497,11 @@ pub mod pallet {
 		))]
 		pub fn reject_announcement(
 			origin: OriginFor<T>,
-			delegate: T::AccountId,
+			delegate: AccountIdLookupOf<T>,
 			call_hash: CallHashOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let delegate = T::Lookup::lookup(delegate)?;
 			Self::edit_announcements(&delegate, |ann| {
 				ann.real != who || ann.call_hash != call_hash
 			})?;
@@ -527,12 +536,14 @@ pub mod pallet {
 		})]
 		pub fn proxy_announced(
 			origin: OriginFor<T>,
-			delegate: T::AccountId,
-			real: T::AccountId,
+			delegate: AccountIdLookupOf<T>,
+			real: AccountIdLookupOf<T>,
 			force_proxy_type: Option<T::ProxyType>,
 			call: Box<<T as Config>::Call>,
 		) -> DispatchResult {
 			ensure_signed(origin)?;
+			let delegate = T::Lookup::lookup(delegate)?;
+			let real = T::Lookup::lookup(real)?;
 			let def = Self::find_proxy(&real, &delegate, force_proxy_type)?;
 
 			let call_hash = T::CallHasher::hash_of(&call);

substrate/frame/ranked-collective/src/benchmarking.rs

@@ -33,11 +33,15 @@ fn assert_last_event<T: Config<I>, I: 'static>(generic_event: <T as Config<I>>::
 
 fn make_member<T: Config<I>, I: 'static>(rank: Rank) -> T::AccountId {
 	let who = account::<T::AccountId>("member", MemberCount::<T, I>::get(0), SEED);
-	assert_ok!(Pallet::<T, I>::add_member(T::PromoteOrigin::successful_origin(), who.clone()));
+	let who_lookup = T::Lookup::unlookup(who.clone());
+	assert_ok!(Pallet::<T, I>::add_member(
+		T::PromoteOrigin::successful_origin(),
+		who_lookup.clone()
+	));
 	for _ in 0..rank {
 		assert_ok!(Pallet::<T, I>::promote_member(
 			T::PromoteOrigin::successful_origin(),
-			who.clone()
+			who_lookup.clone()
 		));
 	}
 	who
@@ -46,8 +50,9 @@ fn make_member<T: Config<I>, I: 'static>(rank: Rank) -> T::AccountId {
 benchmarks_instance_pallet! {
 	add_member {
 		let who = account::<T::AccountId>("member", 0, SEED);
+		let who_lookup = T::Lookup::unlookup(who.clone());
 		let origin = T::PromoteOrigin::successful_origin();
-		let call = Call::<T, I>::add_member { who: who.clone() };
+		let call = Call::<T, I>::add_member { who: who_lookup };
 	}: { call.dispatch_bypass_filter(origin)? }
 	verify {
 		assert_eq!(MemberCount::<T, I>::get(0), 1);
@@ -59,10 +64,11 @@ benchmarks_instance_pallet! {
 		let rank = r as u16;
 		let first = make_member::<T, I>(rank);
 		let who = make_member::<T, I>(rank);
+		let who_lookup = T::Lookup::unlookup(who.clone());
 		let last = make_member::<T, I>(rank);
 		let last_index = (0..=rank).map(|r| IdToIndex::<T, I>::get(r, &last).unwrap()).collect::<Vec<_>>();
 		let origin = T::DemoteOrigin::successful_origin();
-		let call = Call::<T, I>::remove_member { who: who.clone(), min_rank: rank };
+		let call = Call::<T, I>::remove_member { who: who_lookup, min_rank: rank };
 	}: { call.dispatch_bypass_filter(origin)? }
 	verify {
 		for r in 0..=rank {
@@ -76,8 +82,9 @@ benchmarks_instance_pallet! {
 		let r in 0 .. 10;
 		let rank = r as u16;
 		let who = make_member::<T, I>(rank);
+		let who_lookup = T::Lookup::unlookup(who.clone());
 		let origin = T::PromoteOrigin::successful_origin();
-		let call = Call::<T, I>::promote_member { who: who.clone() };
+		let call = Call::<T, I>::promote_member { who: who_lookup };
 	}: { call.dispatch_bypass_filter(origin)? }
 	verify {
 		assert_eq!(Members::<T, I>::get(&who).unwrap().rank, rank + 1);
@@ -89,10 +96,11 @@ benchmarks_instance_pallet! {
 		let rank = r as u16;
 		let first = make_member::<T, I>(rank);
 		let who = make_member::<T, I>(rank);
+		let who_lookup = T::Lookup::unlookup(who.clone());
 		let last = make_member::<T, I>(rank);
 		let last_index = IdToIndex::<T, I>::get(rank, &last).unwrap();
 		let origin = T::DemoteOrigin::successful_origin();
-		let call = Call::<T, I>::demote_member { who: who.clone() };
+		let call = Call::<T, I>::demote_member { who: who_lookup };
 	}: { call.dispatch_bypass_filter(origin)? }
 	verify {
 		assert_eq!(Members::<T, I>::get(&who).map(|x| x.rank), rank.checked_sub(1));
@@ -106,14 +114,15 @@ benchmarks_instance_pallet! {
 
 	vote {
 		let caller: T::AccountId = whitelisted_caller();
-		assert_ok!(Pallet::<T, I>::add_member(T::PromoteOrigin::successful_origin(), caller.clone()));
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
+		assert_ok!(Pallet::<T, I>::add_member(T::PromoteOrigin::successful_origin(), caller_lookup.clone()));
 		// Create a poll
 		let class = T::Polls::classes().into_iter().next().unwrap();
 		let rank = T::MinRankOfClass::convert(class.clone());
 		for _ in 0..rank {
 			assert_ok!(Pallet::<T, I>::promote_member(
 				T::PromoteOrigin::successful_origin(),
-				caller.clone()
+				caller_lookup.clone()
 			));
 		}
 

substrate/frame/ranked-collective/src/lib.rs

@@ -43,7 +43,11 @@
 
 use scale_info::TypeInfo;
 use sp_arithmetic::traits::Saturating;
-use sp_runtime::{traits::Convert, ArithmeticError::Overflow, Perbill, RuntimeDebug};
+use sp_runtime::{
+	traits::{Convert, StaticLookup},
+	ArithmeticError::Overflow,
+	Perbill, RuntimeDebug,
+};
 use sp_std::{marker::PhantomData, prelude::*};
 
 use frame_support::{
@@ -109,6 +113,7 @@ impl<T: Config<I>, I: 'static, M: GetMaxVoters> Tally<T, I, M> {
 
 pub type TallyOf<T, I = ()> = Tally<T, I, Pallet<T, I>>;
 pub type PollIndexOf<T, I = ()> = <<T as Config<I>>::Polls as Polling<TallyOf<T, I>>>::Index;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 impl<T: Config<I>, I: 'static, M: GetMaxVoters> VoteTally<Votes, Rank> for Tally<T, I, M> {
 	fn new(_: Rank) -> Self {
@@ -466,8 +471,9 @@ pub mod pallet {
 		///
 		/// Weight: `O(1)`
 		#[pallet::weight(T::WeightInfo::add_member())]
-		pub fn add_member(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn add_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			let _ = T::PromoteOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			Self::do_add_member(who)
 		}
 
@@ -478,8 +484,9 @@ pub mod pallet {
 		///
 		/// Weight: `O(1)`
 		#[pallet::weight(T::WeightInfo::promote_member(0))]
-		pub fn promote_member(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn promote_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			let max_rank = T::PromoteOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			Self::do_promote_member(who, Some(max_rank))
 		}
 
@@ -491,8 +498,9 @@ pub mod pallet {
 		///
 		/// Weight: `O(1)`, less if the member's index is highest in its rank.
 		#[pallet::weight(T::WeightInfo::demote_member(0))]
-		pub fn demote_member(origin: OriginFor<T>, who: T::AccountId) -> DispatchResult {
+		pub fn demote_member(origin: OriginFor<T>, who: AccountIdLookupOf<T>) -> DispatchResult {
 			let max_rank = T::DemoteOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			let mut record = Self::ensure_member(&who)?;
 			let rank = record.rank;
 			ensure!(max_rank >= rank, Error::<T, I>::NoPermission);
@@ -523,10 +531,11 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::remove_member(*min_rank as u32))]
 		pub fn remove_member(
 			origin: OriginFor<T>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 			min_rank: Rank,
 		) -> DispatchResultWithPostInfo {
 			let max_rank = T::DemoteOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			let MemberRecord { rank, .. } = Self::ensure_member(&who)?;
 			ensure!(min_rank >= rank, Error::<T, I>::InvalidWitness);
 			ensure!(max_rank >= rank, Error::<T, I>::NoPermission);

substrate/frame/recovery/src/benchmarking.rs

@@ -106,22 +106,25 @@ benchmarks! {
 	as_recovered {
 		let caller: T::AccountId = whitelisted_caller();
 		let recovered_account: T::AccountId = account("recovered_account", 0, SEED);
+		let recovered_account_lookup = T::Lookup::unlookup(recovered_account.clone());
 		let call: <T as Config>::Call = frame_system::Call::<T>::remark { remark: vec![] }.into();
 
 		Proxy::<T>::insert(&caller, &recovered_account);
 	}: _(
 		RawOrigin::Signed(caller),
-		recovered_account,
+		recovered_account_lookup,
 		Box::new(call)
 	)
 
 	set_recovered {
 		let lost: T::AccountId = whitelisted_caller();
+		let lost_lookup = T::Lookup::unlookup(lost.clone());
 		let rescuer: T::AccountId = whitelisted_caller();
+		let rescuer_lookup = T::Lookup::unlookup(rescuer.clone());
 	}: _(
 		RawOrigin::Root,
-		lost.clone(),
-		rescuer.clone()
+		lost_lookup,
+		rescuer_lookup
 	) verify {
 		assert_last_event::<T>(
 			Event::AccountRecovered {
@@ -153,11 +156,12 @@ benchmarks! {
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
 		let lost_account: T::AccountId = account("lost_account", 0, SEED);
+		let lost_account_lookup = T::Lookup::unlookup(lost_account.clone());
 
 		insert_recovery_account::<T>(&caller, &lost_account);
 	}: _(
 		RawOrigin::Signed(caller.clone()),
-		lost_account.clone()
+		lost_account_lookup
 	) verify {
 		assert_last_event::<T>(
 			Event::RecoveryInitiated {
@@ -172,7 +176,10 @@ benchmarks! {
 
 		let caller: T::AccountId = whitelisted_caller();
 		let lost_account: T::AccountId = account("lost_account", 0, SEED);
+		let lost_account_lookup = T::Lookup::unlookup(lost_account.clone());
 		let rescuer_account: T::AccountId = account("rescuer_account", 0, SEED);
+		let rescuer_account_lookup = T::Lookup::unlookup(rescuer_account.clone());
+
 
 		// Create friends
 		let friends = add_caller_and_generate_friends::<T>(caller.clone(), n);
@@ -206,8 +213,8 @@ benchmarks! {
 
 	}: _(
 		RawOrigin::Signed(caller.clone()),
-		lost_account.clone(),
-		rescuer_account.clone()
+		lost_account_lookup,
+		rescuer_account_lookup
 	) verify {
 		assert_last_event::<T>(
 			Event::RecoveryVouched {
@@ -223,6 +230,7 @@ benchmarks! {
 
 		let caller: T::AccountId = whitelisted_caller();
 		let lost_account: T::AccountId = account("lost_account", 0, SEED);
+		let lost_account_lookup = T::Lookup::unlookup(lost_account.clone());
 
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
@@ -257,7 +265,7 @@ benchmarks! {
 		<ActiveRecoveries<T>>::insert(&lost_account, &caller, recovery_status);
 	}: _(
 		RawOrigin::Signed(caller.clone()),
-		lost_account.clone()
+		lost_account_lookup
 	) verify {
 		assert_last_event::<T>(
 			Event::AccountRecovered {
@@ -270,6 +278,7 @@ benchmarks! {
 	close_recovery {
 		let caller: T::AccountId = whitelisted_caller();
 		let rescuer_account: T::AccountId = account("rescuer_account", 0, SEED);
+		let rescuer_account_lookup = T::Lookup::unlookup(rescuer_account.clone());
 
 		let n in 1 .. T::MaxFriends::get();
 
@@ -307,7 +316,7 @@ benchmarks! {
 		<ActiveRecoveries<T>>::insert(&caller, &rescuer_account, recovery_status);
 	}: _(
 		RawOrigin::Signed(caller.clone()),
-		rescuer_account.clone()
+		rescuer_account_lookup
 	) verify {
 		assert_last_event::<T>(
 			Event::RecoveryClosed {
@@ -356,6 +365,7 @@ benchmarks! {
 	cancel_recovered {
 		let caller: T::AccountId = whitelisted_caller();
 		let account: T::AccountId = account("account", 0, SEED);
+		let account_lookup = T::Lookup::unlookup(account.clone());
 
 		frame_system::Pallet::<T>::inc_providers(&caller);
 
@@ -364,7 +374,7 @@ benchmarks! {
 		Proxy::<T>::insert(&caller, &account);
 	}: _(
 		RawOrigin::Signed(caller),
-		account
+		account_lookup
 	)
 
 	impl_benchmark_test_suite!(Pallet, crate::mock::new_test_ext(), crate::mock::Test);

substrate/frame/recovery/src/lib.rs

@@ -156,7 +156,7 @@
 
 use codec::{Decode, Encode, MaxEncodedLen};
 use scale_info::TypeInfo;
-use sp_runtime::traits::{CheckedAdd, CheckedMul, Dispatchable, SaturatedConversion};
+use sp_runtime::traits::{CheckedAdd, CheckedMul, Dispatchable, SaturatedConversion, StaticLookup};
 use sp_std::prelude::*;
 
 use frame_support::{
@@ -182,6 +182,7 @@ type BalanceOf<T> =
 	<<T as Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 
 type FriendsOf<T> = BoundedVec<<T as frame_system::Config>::AccountId, <T as Config>::MaxFriends>;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// An active recovery process.
 #[derive(Clone, Eq, PartialEq, Encode, Decode, Default, RuntimeDebug, TypeInfo, MaxEncodedLen)]
@@ -382,10 +383,11 @@ pub mod pallet {
 			)})]
 		pub fn as_recovered(
 			origin: OriginFor<T>,
-			account: T::AccountId,
+			account: AccountIdLookupOf<T>,
 			call: Box<<T as Config>::Call>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let account = T::Lookup::lookup(account)?;
 			// Check `who` is allowed to make a call on behalf of `account`
 			let target = Self::proxy(&who).ok_or(Error::<T>::NotAllowed)?;
 			ensure!(target == account, Error::<T>::NotAllowed);
@@ -405,10 +407,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::set_recovered())]
 		pub fn set_recovered(
 			origin: OriginFor<T>,
-			lost: T::AccountId,
-			rescuer: T::AccountId,
+			lost: AccountIdLookupOf<T>,
+			rescuer: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			ensure_root(origin)?;
+			let lost = T::Lookup::lookup(lost)?;
+			let rescuer = T::Lookup::lookup(rescuer)?;
 			// Create the recovery storage item.
 			<Proxy<T>>::insert(&rescuer, &lost);
 			Self::deposit_event(Event::<T>::AccountRecovered {
@@ -486,8 +490,12 @@ pub mod pallet {
 		/// - `account`: The lost account that you want to recover. This account needs to be
 		///   recoverable (i.e. have a recovery configuration).
 		#[pallet::weight(T::WeightInfo::initiate_recovery())]
-		pub fn initiate_recovery(origin: OriginFor<T>, account: T::AccountId) -> DispatchResult {
+		pub fn initiate_recovery(
+			origin: OriginFor<T>,
+			account: AccountIdLookupOf<T>,
+		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let account = T::Lookup::lookup(account)?;
 			// Check that the account is recoverable
 			ensure!(<Recoverable<T>>::contains_key(&account), Error::<T>::NotRecoverable);
 			// Check that the recovery process has not already been started
@@ -528,10 +536,12 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::vouch_recovery(T::MaxFriends::get()))]
 		pub fn vouch_recovery(
 			origin: OriginFor<T>,
-			lost: T::AccountId,
-			rescuer: T::AccountId,
+			lost: AccountIdLookupOf<T>,
+			rescuer: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let lost = T::Lookup::lookup(lost)?;
+			let rescuer = T::Lookup::lookup(rescuer)?;
 			// Get the recovery configuration for the lost account.
 			let recovery_config = Self::recovery_config(&lost).ok_or(Error::<T>::NotRecoverable)?;
 			// Get the active recovery process for the rescuer.
@@ -567,8 +577,12 @@ pub mod pallet {
 		/// - `account`: The lost account that you want to claim has been successfully recovered by
 		///   you.
 		#[pallet::weight(T::WeightInfo::claim_recovery(T::MaxFriends::get()))]
-		pub fn claim_recovery(origin: OriginFor<T>, account: T::AccountId) -> DispatchResult {
+		pub fn claim_recovery(
+			origin: OriginFor<T>,
+			account: AccountIdLookupOf<T>,
+		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let account = T::Lookup::lookup(account)?;
 			// Get the recovery configuration for the lost account
 			let recovery_config =
 				Self::recovery_config(&account).ok_or(Error::<T>::NotRecoverable)?;
@@ -610,8 +624,12 @@ pub mod pallet {
 		/// Parameters:
 		/// - `rescuer`: The account trying to rescue this recoverable account.
 		#[pallet::weight(T::WeightInfo::close_recovery(T::MaxFriends::get()))]
-		pub fn close_recovery(origin: OriginFor<T>, rescuer: T::AccountId) -> DispatchResult {
+		pub fn close_recovery(
+			origin: OriginFor<T>,
+			rescuer: AccountIdLookupOf<T>,
+		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let rescuer = T::Lookup::lookup(rescuer)?;
 			// Take the active recovery process started by the rescuer for this account.
 			let active_recovery =
 				<ActiveRecoveries<T>>::take(&who, &rescuer).ok_or(Error::<T>::NotStarted)?;
@@ -665,8 +683,12 @@ pub mod pallet {
 		/// Parameters:
 		/// - `account`: The recovered account you are able to call on-behalf-of.
 		#[pallet::weight(T::WeightInfo::cancel_recovered())]
-		pub fn cancel_recovered(origin: OriginFor<T>, account: T::AccountId) -> DispatchResult {
+		pub fn cancel_recovered(
+			origin: OriginFor<T>,
+			account: AccountIdLookupOf<T>,
+		) -> DispatchResult {
 			let who = ensure_signed(origin)?;
+			let account = T::Lookup::lookup(account)?;
 			// Check `who` is allowed to make a call on behalf of `account`
 			ensure!(Self::proxy(&who) == Some(account), Error::<T>::NotAllowed);
 			Proxy::<T>::remove(&who);

substrate/frame/scored-pool/src/lib.rs

@@ -110,6 +110,7 @@ use sp_std::{fmt::Debug, prelude::*};
 type BalanceOf<T, I> =
 	<<T as Config<I>>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 type PoolT<T, I> = Vec<(<T as frame_system::Config>::AccountId, Option<<T as Config<I>>::Score>)>;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// The enum is supplied when refreshing the members set.
 /// Depending on the enum variant the corresponding associated
@@ -346,7 +347,7 @@ pub mod pallet {
 		#[pallet::weight(0)]
 		pub fn kick(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			index: u32,
 		) -> DispatchResult {
 			T::KickOrigin::ensure_origin(origin)?;
@@ -370,7 +371,7 @@ pub mod pallet {
 		#[pallet::weight(0)]
 		pub fn score(
 			origin: OriginFor<T>,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 			index: u32,
 			score: T::Score,
 		) -> DispatchResult {

substrate/frame/society/src/lib.rs

@@ -281,6 +281,7 @@ type BalanceOf<T, I> =
 type NegativeImbalanceOf<T, I> = <<T as Config<I>>::Currency as Currency<
 	<T as frame_system::Config>::AccountId,
 >>::NegativeImbalance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// A vote by a member on a candidate application.
 #[derive(Encode, Decode, Copy, Clone, PartialEq, Eq, RuntimeDebug, TypeInfo)]
@@ -823,11 +824,12 @@ pub mod pallet {
 		#[pallet::weight(T::BlockWeights::get().max_block / 10)]
 		pub fn vouch(
 			origin: OriginFor<T>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 			value: BalanceOf<T, I>,
 			tip: BalanceOf<T, I>,
 		) -> DispatchResult {
 			let voucher = ensure_signed(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			// Check user is not suspended.
 			ensure!(!<SuspendedCandidates<T, I>>::contains_key(&who), Error::<T, I>::Suspended);
 			ensure!(!<SuspendedMembers<T, I>>::contains_key(&who), Error::<T, I>::Suspended);
@@ -914,7 +916,7 @@ pub mod pallet {
 		#[pallet::weight(T::BlockWeights::get().max_block / 10)]
 		pub fn vote(
 			origin: OriginFor<T>,
-			candidate: <T::Lookup as StaticLookup>::Source,
+			candidate: AccountIdLookupOf<T>,
 			approve: bool,
 		) -> DispatchResult {
 			let voter = ensure_signed(origin)?;
@@ -1026,11 +1028,12 @@ pub mod pallet {
 		#[pallet::weight(T::BlockWeights::get().max_block / 10)]
 		pub fn found(
 			origin: OriginFor<T>,
-			founder: T::AccountId,
+			founder: AccountIdLookupOf<T>,
 			max_members: u32,
 			rules: Vec<u8>,
 		) -> DispatchResult {
 			T::FounderSetOrigin::ensure_origin(origin)?;
+			let founder = T::Lookup::lookup(founder)?;
 			ensure!(!<Head<T, I>>::exists(), Error::<T, I>::AlreadyFounded);
 			ensure!(max_members > 1, Error::<T, I>::MaxMembers);
 			// This should never fail in the context of this function...
@@ -1104,10 +1107,11 @@ pub mod pallet {
 		#[pallet::weight(T::BlockWeights::get().max_block / 10)]
 		pub fn judge_suspended_member(
 			origin: OriginFor<T>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 			forgive: bool,
 		) -> DispatchResult {
 			T::SuspensionJudgementOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			ensure!(<SuspendedMembers<T, I>>::contains_key(&who), Error::<T, I>::NotSuspended);
 
 			if forgive {
@@ -1180,10 +1184,11 @@ pub mod pallet {
 		#[pallet::weight(T::BlockWeights::get().max_block / 10)]
 		pub fn judge_suspended_candidate(
 			origin: OriginFor<T>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 			judgement: Judgement,
 		) -> DispatchResult {
 			T::SuspensionJudgementOrigin::ensure_origin(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			if let Some((value, kind)) = <SuspendedCandidates<T, I>>::get(&who) {
 				match judgement {
 					Judgement::Approve => {

substrate/frame/staking/src/benchmarking.rs

@@ -83,7 +83,7 @@ pub fn create_validator_with_nominators<T: Config>(
 	let validator_prefs =
 		ValidatorPrefs { commission: Perbill::from_percent(50), ..Default::default() };
 	Staking::<T>::validate(RawOrigin::Signed(v_controller).into(), validator_prefs)?;
-	let stash_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(v_stash.clone());
+	let stash_lookup = T::Lookup::unlookup(v_stash.clone());
 
 	points_total += 10;
 	points_individual.push((v_stash.clone(), 10));
@@ -217,8 +217,7 @@ benchmarks! {
 	bond {
 		let stash = create_funded_user::<T>("stash", USER_SEED, 100);
 		let controller = create_funded_user::<T>("controller", USER_SEED, 100);
-		let controller_lookup: <T::Lookup as StaticLookup>::Source
-			= T::Lookup::unlookup(controller.clone());
+		let controller_lookup = T::Lookup::unlookup(controller.clone());
 		let reward_destination = RewardDestination::Staked;
 		let amount = T::Currency::minimum_balance() * 10u32.into();
 		whitelist_account!(stash);
@@ -365,7 +364,7 @@ benchmarks! {
 			100,
 			Default::default(),
 		)?;
-		let stash_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(stash.clone());
+		let stash_lookup = T::Lookup::unlookup(stash.clone());
 
 		// they start validating.
 		Staking::<T>::validate(RawOrigin::Signed(controller.clone()).into(), Default::default())?;

substrate/frame/staking/src/lib.rs

@@ -309,7 +309,7 @@ use frame_support::{
 use scale_info::TypeInfo;
 use sp_runtime::{
 	curve::PiecewiseLinear,
-	traits::{AtLeast32BitUnsigned, Convert, Saturating, Zero},
+	traits::{AtLeast32BitUnsigned, Convert, Saturating, StaticLookup, Zero},
 	Perbill, Perquintill, RuntimeDebug,
 };
 use sp_staking::{
@@ -347,6 +347,8 @@ type NegativeImbalanceOf<T> = <<T as Config>::Currency as Currency<
 	<T as frame_system::Config>::AccountId,
 >>::NegativeImbalance;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 parameter_types! {
 	pub MaxUnlockingChunks: u32 = 32;
 }

substrate/frame/staking/src/pallet/mod.rs

@@ -40,10 +40,10 @@ mod impls;
 pub use impls::*;
 
 use crate::{
-	slashing, weights::WeightInfo, ActiveEraInfo, BalanceOf, EraPayout, EraRewardPoints, Exposure,
-	Forcing, MaxUnlockingChunks, NegativeImbalanceOf, Nominations, PositiveImbalanceOf, Releases,
-	RewardDestination, SessionInterface, StakingLedger, UnappliedSlash, UnlockChunk,
-	ValidatorPrefs,
+	slashing, weights::WeightInfo, AccountIdLookupOf, ActiveEraInfo, BalanceOf, EraPayout,
+	EraRewardPoints, Exposure, Forcing, MaxUnlockingChunks, NegativeImbalanceOf, Nominations,
+	PositiveImbalanceOf, Releases, RewardDestination, SessionInterface, StakingLedger,
+	UnappliedSlash, UnlockChunk, ValidatorPrefs,
 };
 
 const STAKING_ID: LockIdentifier = *b"staking ";
@@ -768,7 +768,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::bond())]
 		pub fn bond(
 			origin: OriginFor<T>,
-			controller: <T::Lookup as StaticLookup>::Source,
+			controller: AccountIdLookupOf<T>,
 			#[pallet::compact] value: BalanceOf<T>,
 			payee: RewardDestination<T::AccountId>,
 		) -> DispatchResult {
@@ -1055,7 +1055,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::nominate(targets.len() as u32))]
 		pub fn nominate(
 			origin: OriginFor<T>,
-			targets: Vec<<T::Lookup as StaticLookup>::Source>,
+			targets: Vec<AccountIdLookupOf<T>>,
 		) -> DispatchResult {
 			let controller = ensure_signed(origin)?;
 
@@ -1175,7 +1175,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::set_controller())]
 		pub fn set_controller(
 			origin: OriginFor<T>,
-			controller: <T::Lookup as StaticLookup>::Source,
+			controller: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let stash = ensure_signed(origin)?;
 			let old_controller = Self::bonded(&stash).ok_or(Error::<T>::NotStash)?;
@@ -1521,10 +1521,7 @@ pub mod pallet {
 		/// Note: Making this call only makes sense if you first set the validator preferences to
 		/// block any further nominations.
 		#[pallet::weight(T::WeightInfo::kick(who.len() as u32))]
-		pub fn kick(
-			origin: OriginFor<T>,
-			who: Vec<<T::Lookup as StaticLookup>::Source>,
-		) -> DispatchResult {
+		pub fn kick(origin: OriginFor<T>, who: Vec<AccountIdLookupOf<T>>) -> DispatchResult {
 			let controller = ensure_signed(origin)?;
 			let ledger = Self::ledger(&controller).ok_or(Error::<T>::NotController)?;
 			let stash = &ledger.stash;

substrate/frame/staking/src/testing_utils.rs

@@ -78,8 +78,7 @@ pub fn create_stash_controller<T: Config>(
 ) -> Result<(T::AccountId, T::AccountId), &'static str> {
 	let stash = create_funded_user::<T>("stash", n, balance_factor);
 	let controller = create_funded_user::<T>("controller", n, balance_factor);
-	let controller_lookup: <T::Lookup as StaticLookup>::Source =
-		T::Lookup::unlookup(controller.clone());
+	let controller_lookup = T::Lookup::unlookup(controller.clone());
 	let amount = T::Currency::minimum_balance() * (balance_factor / 10).max(1).into();
 	Staking::<T>::bond(
 		RawOrigin::Signed(stash.clone()).into(),
@@ -98,8 +97,7 @@ pub fn create_stash_controller_with_balance<T: Config>(
 ) -> Result<(T::AccountId, T::AccountId), &'static str> {
 	let stash = create_funded_user_with_balance::<T>("stash", n, balance);
 	let controller = create_funded_user_with_balance::<T>("controller", n, balance);
-	let controller_lookup: <T::Lookup as StaticLookup>::Source =
-		T::Lookup::unlookup(controller.clone());
+	let controller_lookup = T::Lookup::unlookup(controller.clone());
 
 	Staking::<T>::bond(
 		RawOrigin::Signed(stash.clone()).into(),
@@ -120,8 +118,7 @@ pub fn create_stash_and_dead_controller<T: Config>(
 	let stash = create_funded_user::<T>("stash", n, balance_factor);
 	// controller has no funds
 	let controller = create_funded_user::<T>("controller", n, 0);
-	let controller_lookup: <T::Lookup as StaticLookup>::Source =
-		T::Lookup::unlookup(controller.clone());
+	let controller_lookup = T::Lookup::unlookup(controller.clone());
 	let amount = T::Currency::minimum_balance() * (balance_factor / 10).max(1).into();
 	Staking::<T>::bond(
 		RawOrigin::Signed(stash.clone()).into(),
@@ -136,7 +133,7 @@ pub fn create_stash_and_dead_controller<T: Config>(
 pub fn create_validators<T: Config>(
 	max: u32,
 	balance_factor: u32,
-) -> Result<Vec<<T::Lookup as StaticLookup>::Source>, &'static str> {
+) -> Result<Vec<AccountIdLookupOf<T>>, &'static str> {
 	create_validators_with_seed::<T>(max, balance_factor, 0)
 }
 
@@ -145,15 +142,15 @@ pub fn create_validators_with_seed<T: Config>(
 	max: u32,
 	balance_factor: u32,
 	seed: u32,
-) -> Result<Vec<<T::Lookup as StaticLookup>::Source>, &'static str> {
-	let mut validators: Vec<<T::Lookup as StaticLookup>::Source> = Vec::with_capacity(max as usize);
+) -> Result<Vec<AccountIdLookupOf<T>>, &'static str> {
+	let mut validators: Vec<AccountIdLookupOf<T>> = Vec::with_capacity(max as usize);
 	for i in 0..max {
 		let (stash, controller) =
 			create_stash_controller::<T>(i + seed, balance_factor, RewardDestination::Staked)?;
 		let validator_prefs =
 			ValidatorPrefs { commission: Perbill::from_percent(50), ..Default::default() };
 		Staking::<T>::validate(RawOrigin::Signed(controller).into(), validator_prefs)?;
-		let stash_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(stash);
+		let stash_lookup = T::Lookup::unlookup(stash);
 		validators.push(stash_lookup);
 	}
 	Ok(validators)
@@ -180,11 +177,10 @@ pub fn create_validators_with_nominators_for_era<T: Config>(
 	edge_per_nominator: usize,
 	randomize_stake: bool,
 	to_nominate: Option<u32>,
-) -> Result<Vec<<T::Lookup as StaticLookup>::Source>, &'static str> {
+) -> Result<Vec<AccountIdLookupOf<T>>, &'static str> {
 	clear_validators_and_nominators::<T>();
 
-	let mut validators_stash: Vec<<T::Lookup as StaticLookup>::Source> =
-		Vec::with_capacity(validators as usize);
+	let mut validators_stash: Vec<AccountIdLookupOf<T>> = Vec::with_capacity(validators as usize);
 	let mut rng = ChaChaRng::from_seed(SEED.using_encoded(blake2_256));
 
 	// Create validators
@@ -195,8 +191,7 @@ pub fn create_validators_with_nominators_for_era<T: Config>(
 		let validator_prefs =
 			ValidatorPrefs { commission: Perbill::from_percent(50), ..Default::default() };
 		Staking::<T>::validate(RawOrigin::Signed(v_controller.clone()).into(), validator_prefs)?;
-		let stash_lookup: <T::Lookup as StaticLookup>::Source =
-			T::Lookup::unlookup(v_stash.clone());
+		let stash_lookup = T::Lookup::unlookup(v_stash.clone());
 		validators_stash.push(stash_lookup.clone());
 	}
 
@@ -211,7 +206,7 @@ pub fn create_validators_with_nominators_for_era<T: Config>(
 
 		// Have them randomly validate
 		let mut available_validators = validator_chosen.clone();
-		let mut selected_validators: Vec<<T::Lookup as StaticLookup>::Source> =
+		let mut selected_validators: Vec<AccountIdLookupOf<T>> =
 			Vec::with_capacity(edge_per_nominator);
 
 		for _ in 0..validators.min(edge_per_nominator as u32) {

substrate/frame/sudo/src/lib.rs

@@ -104,6 +104,8 @@ mod tests;
 
 pub use pallet::*;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::{DispatchResult, *};
@@ -192,7 +194,7 @@ pub mod pallet {
 		#[pallet::weight(0)]
 		pub fn set_key(
 			origin: OriginFor<T>,
-			new: <T::Lookup as StaticLookup>::Source,
+			new: AccountIdLookupOf<T>,
 		) -> DispatchResultWithPostInfo {
 			// This is a public call, so we ensure that the origin is some signed account.
 			let sender = ensure_signed(origin)?;
@@ -228,7 +230,7 @@ pub mod pallet {
 		})]
 		pub fn sudo_as(
 			origin: OriginFor<T>,
-			who: <T::Lookup as StaticLookup>::Source,
+			who: AccountIdLookupOf<T>,
 			call: Box<<T as Config>::Call>,
 		) -> DispatchResultWithPostInfo {
 			// This is a public call, so we ensure that the origin is some signed account.

substrate/frame/tips/src/benchmarking.rs

@@ -92,18 +92,20 @@ benchmarks_instance_pallet! {
 	report_awesome {
 		let r in 0 .. T::MaximumReasonLength::get();
 		let (caller, reason, awesome_person) = setup_awesome::<T, I>(r);
+		let awesome_person_lookup = T::Lookup::unlookup(awesome_person);
 		// Whitelist caller account from further DB operations.
 		let caller_key = frame_system::Account::<T>::hashed_key_for(&caller);
 		frame_benchmarking::benchmarking::add_to_whitelist(caller_key.into());
-	}: _(RawOrigin::Signed(caller), reason, awesome_person)
+	}: _(RawOrigin::Signed(caller), reason, awesome_person_lookup)
 
 	retract_tip {
 		let r = T::MaximumReasonLength::get();
 		let (caller, reason, awesome_person) = setup_awesome::<T, I>(r);
+		let awesome_person_lookup = T::Lookup::unlookup(awesome_person.clone());
 		TipsMod::<T, I>::report_awesome(
 			RawOrigin::Signed(caller.clone()).into(),
 			reason.clone(),
-			awesome_person.clone()
+			awesome_person_lookup
 		)?;
 		let reason_hash = T::Hashing::hash(&reason[..]);
 		let hash = T::Hashing::hash_of(&(&reason_hash, &awesome_person));
@@ -117,19 +119,21 @@ benchmarks_instance_pallet! {
 		let t in 1 .. T::Tippers::max_len() as u32;
 
 		let (caller, reason, beneficiary, value) = setup_tip::<T, I>(r, t)?;
+		let beneficiary_lookup = T::Lookup::unlookup(beneficiary);
 		// Whitelist caller account from further DB operations.
 		let caller_key = frame_system::Account::<T>::hashed_key_for(&caller);
 		frame_benchmarking::benchmarking::add_to_whitelist(caller_key.into());
-	}: _(RawOrigin::Signed(caller), reason, beneficiary, value)
+	}: _(RawOrigin::Signed(caller), reason, beneficiary_lookup, value)
 
 	tip {
 		let t in 1 .. T::Tippers::max_len() as u32;
 		let (member, reason, beneficiary, value) = setup_tip::<T, I>(0, t)?;
+		let beneficiary_lookup = T::Lookup::unlookup(beneficiary.clone());
 		let value = T::Currency::minimum_balance().saturating_mul(100u32.into());
 		TipsMod::<T, I>::tip_new(
 			RawOrigin::Signed(member).into(),
 			reason.clone(),
-			beneficiary.clone(),
+			beneficiary_lookup,
 			value
 		)?;
 		let reason_hash = T::Hashing::hash(&reason[..]);
@@ -150,11 +154,12 @@ benchmarks_instance_pallet! {
 
 		// Set up a new tip proposal
 		let (member, reason, beneficiary, value) = setup_tip::<T, I>(0, t)?;
+		let beneficiary_lookup = T::Lookup::unlookup(beneficiary.clone());
 		let value = T::Currency::minimum_balance().saturating_mul(100u32.into());
 		TipsMod::<T, I>::tip_new(
 			RawOrigin::Signed(member).into(),
 			reason.clone(),
-			beneficiary.clone(),
+			beneficiary_lookup,
 			value
 		)?;
 
@@ -179,11 +184,12 @@ benchmarks_instance_pallet! {
 
 		// Set up a new tip proposal
 		let (member, reason, beneficiary, value) = setup_tip::<T, I>(0, t)?;
+		let beneficiary_lookup = T::Lookup::unlookup(beneficiary.clone());
 		let value = T::Currency::minimum_balance().saturating_mul(100u32.into());
 		TipsMod::<T, I>::tip_new(
 			RawOrigin::Signed(member).into(),
 			reason.clone(),
-			beneficiary.clone(),
+			beneficiary_lookup,
 			value
 		)?;
 

substrate/frame/tips/src/lib.rs

@@ -61,7 +61,7 @@ pub mod migrations;
 pub mod weights;
 
 use sp_runtime::{
-	traits::{AccountIdConversion, BadOrigin, Hash, TrailingZeroInput, Zero},
+	traits::{AccountIdConversion, BadOrigin, Hash, StaticLookup, TrailingZeroInput, Zero},
 	Percent, RuntimeDebug,
 };
 use sp_std::prelude::*;
@@ -80,6 +80,7 @@ pub use weights::WeightInfo;
 
 pub type BalanceOf<T, I = ()> = pallet_treasury::BalanceOf<T, I>;
 pub type NegativeImbalanceOf<T, I = ()> = pallet_treasury::NegativeImbalanceOf<T, I>;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// An open tipping "motion". Retains all details of a tip including information on the finder
 /// and the members who have voted.
@@ -237,9 +238,10 @@ pub mod pallet {
 		pub fn report_awesome(
 			origin: OriginFor<T>,
 			reason: Vec<u8>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let finder = ensure_signed(origin)?;
+			let who = T::Lookup::lookup(who)?;
 
 			ensure!(
 				reason.len() <= T::MaximumReasonLength::get() as usize,
@@ -331,10 +333,11 @@ pub mod pallet {
 		pub fn tip_new(
 			origin: OriginFor<T>,
 			reason: Vec<u8>,
-			who: T::AccountId,
+			who: AccountIdLookupOf<T>,
 			#[pallet::compact] tip_value: BalanceOf<T, I>,
 		) -> DispatchResult {
 			let tipper = ensure_signed(origin)?;
+			let who = T::Lookup::lookup(who)?;
 			ensure!(T::Tippers::contains(&tipper), BadOrigin);
 			let reason_hash = T::Hashing::hash(&reason[..]);
 			ensure!(!Reasons::<T, I>::contains_key(&reason_hash), Error::<T, I>::AlreadyKnown);

substrate/frame/treasury/src/benchmarking.rs

@@ -34,7 +34,7 @@ const SEED: u32 = 0;
 // Create the pre-requisite information needed to create a treasury `propose_spend`.
 fn setup_proposal<T: Config<I>, I: 'static>(
 	u: u32,
-) -> (T::AccountId, BalanceOf<T, I>, <T::Lookup as StaticLookup>::Source) {
+) -> (T::AccountId, BalanceOf<T, I>, AccountIdLookupOf<T>) {
 	let caller = account("caller", u, SEED);
 	let value: BalanceOf<T, I> = T::ProposalBondMinimum::get().saturating_mul(100u32.into());
 	let _ = T::Currency::make_free_balance_be(&caller, value);

substrate/frame/treasury/src/lib.rs

@@ -93,6 +93,7 @@ pub type PositiveImbalanceOf<T, I = ()> = <<T as Config<I>>::Currency as Currenc
 pub type NegativeImbalanceOf<T, I = ()> = <<T as Config<I>>::Currency as Currency<
 	<T as frame_system::Config>::AccountId,
 >>::NegativeImbalance;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 /// A trait to allow the Treasury Pallet to spend it's funds for other purposes.
 /// There is an expectation that the implementer of this trait will correctly manage
@@ -338,7 +339,7 @@ pub mod pallet {
 		pub fn propose_spend(
 			origin: OriginFor<T>,
 			#[pallet::compact] value: BalanceOf<T, I>,
-			beneficiary: <T::Lookup as StaticLookup>::Source,
+			beneficiary: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let proposer = ensure_signed(origin)?;
 			let beneficiary = T::Lookup::lookup(beneficiary)?;
@@ -419,7 +420,7 @@ pub mod pallet {
 		pub fn spend(
 			origin: OriginFor<T>,
 			#[pallet::compact] amount: BalanceOf<T, I>,
-			beneficiary: <T::Lookup as StaticLookup>::Source,
+			beneficiary: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let max_amount = T::SpendOrigin::ensure_origin(origin)?;
 			let beneficiary = T::Lookup::lookup(beneficiary)?;

substrate/frame/uniques/src/benchmarking.rs

@@ -37,7 +37,7 @@ use crate::Pallet as Uniques;
 const SEED: u32 = 0;
 
 fn create_collection<T: Config<I>, I: 'static>(
-) -> (T::CollectionId, T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (T::CollectionId, T::AccountId, AccountIdLookupOf<T>) {
 	let caller: T::AccountId = whitelisted_caller();
 	let caller_lookup = T::Lookup::unlookup(caller.clone());
 	let collection = T::Helper::collection(0);
@@ -49,8 +49,7 @@ fn create_collection<T: Config<I>, I: 'static>(
 	(collection, caller, caller_lookup)
 }
 
-fn add_collection_metadata<T: Config<I>, I: 'static>(
-) -> (T::AccountId, <T::Lookup as StaticLookup>::Source) {
+fn add_collection_metadata<T: Config<I>, I: 'static>() -> (T::AccountId, AccountIdLookupOf<T>) {
 	let caller = Collection::<T, I>::get(T::Helper::collection(0)).unwrap().owner;
 	if caller != whitelisted_caller() {
 		whitelist_account!(caller);
@@ -68,7 +67,7 @@ fn add_collection_metadata<T: Config<I>, I: 'static>(
 
 fn mint_item<T: Config<I>, I: 'static>(
 	index: u16,
-) -> (T::ItemId, T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (T::ItemId, T::AccountId, AccountIdLookupOf<T>) {
 	let caller = Collection::<T, I>::get(T::Helper::collection(0)).unwrap().admin;
 	if caller != whitelisted_caller() {
 		whitelist_account!(caller);
@@ -87,7 +86,7 @@ fn mint_item<T: Config<I>, I: 'static>(
 
 fn add_item_metadata<T: Config<I>, I: 'static>(
 	item: T::ItemId,
-) -> (T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (T::AccountId, AccountIdLookupOf<T>) {
 	let caller = Collection::<T, I>::get(T::Helper::collection(0)).unwrap().owner;
 	if caller != whitelisted_caller() {
 		whitelist_account!(caller);
@@ -106,7 +105,7 @@ fn add_item_metadata<T: Config<I>, I: 'static>(
 
 fn add_item_attribute<T: Config<I>, I: 'static>(
 	item: T::ItemId,
-) -> (BoundedVec<u8, T::KeyLimit>, T::AccountId, <T::Lookup as StaticLookup>::Source) {
+) -> (BoundedVec<u8, T::KeyLimit>, T::AccountId, AccountIdLookupOf<T>) {
 	let caller = Collection::<T, I>::get(T::Helper::collection(0)).unwrap().owner;
 	if caller != whitelisted_caller() {
 		whitelist_account!(caller);

substrate/frame/uniques/src/lib.rs

@@ -60,6 +60,8 @@ pub use pallet::*;
 pub use types::*;
 pub use weights::WeightInfo;
 
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
+
 #[frame_support::pallet]
 pub mod pallet {
 	use super::*;
@@ -463,10 +465,7 @@ pub mod pallet {
 		///
 		/// Weight: `O(1)`
 		#[pallet::weight(T::WeightInfo::create())]
-		pub fn create(
-			origin: OriginFor<T>,
-			admin: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn create(origin: OriginFor<T>, admin: AccountIdLookupOf<T>) -> DispatchResult {
 			let collection = NextCollectionId::<T, I>::get();
 
 			let owner = T::CreateOrigin::ensure_origin(origin, &collection)?;
@@ -501,7 +500,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::force_create())]
 		pub fn force_create(
 			origin: OriginFor<T>,
-			owner: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
 			free_holding: bool,
 		) -> DispatchResult {
 			T::ForceOrigin::ensure_origin(origin)?;
@@ -599,7 +598,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
 			item: T::ItemId,
-			owner: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let owner = T::Lookup::lookup(owner)?;
@@ -628,7 +627,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
 			item: T::ItemId,
-			check_owner: Option<<T::Lookup as StaticLookup>::Source>,
+			check_owner: Option<AccountIdLookupOf<T>>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let check_owner = check_owner.map(T::Lookup::lookup).transpose()?;
@@ -664,7 +663,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
 			item: T::ItemId,
-			dest: <T::Lookup as StaticLookup>::Source,
+			dest: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let dest = T::Lookup::lookup(dest)?;
@@ -876,7 +875,7 @@ pub mod pallet {
 		pub fn transfer_ownership(
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
-			owner: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let owner = T::Lookup::lookup(owner)?;
@@ -924,9 +923,9 @@ pub mod pallet {
 		pub fn set_team(
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
-			issuer: <T::Lookup as StaticLookup>::Source,
-			admin: <T::Lookup as StaticLookup>::Source,
-			freezer: <T::Lookup as StaticLookup>::Source,
+			issuer: AccountIdLookupOf<T>,
+			admin: AccountIdLookupOf<T>,
+			freezer: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let issuer = T::Lookup::lookup(issuer)?;
@@ -962,7 +961,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
 			item: T::ItemId,
-			delegate: <T::Lookup as StaticLookup>::Source,
+			delegate: AccountIdLookupOf<T>,
 		) -> DispatchResult {
 			let maybe_check: Option<T::AccountId> = T::ForceOrigin::try_origin(origin)
 				.map(|_| None)
@@ -1015,7 +1014,7 @@ pub mod pallet {
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
 			item: T::ItemId,
-			maybe_check_delegate: Option<<T::Lookup as StaticLookup>::Source>,
+			maybe_check_delegate: Option<AccountIdLookupOf<T>>,
 		) -> DispatchResult {
 			let maybe_check: Option<T::AccountId> = T::ForceOrigin::try_origin(origin)
 				.map(|_| None)
@@ -1066,10 +1065,10 @@ pub mod pallet {
 		pub fn force_item_status(
 			origin: OriginFor<T>,
 			collection: T::CollectionId,
-			owner: <T::Lookup as StaticLookup>::Source,
-			issuer: <T::Lookup as StaticLookup>::Source,
-			admin: <T::Lookup as StaticLookup>::Source,
-			freezer: <T::Lookup as StaticLookup>::Source,
+			owner: AccountIdLookupOf<T>,
+			issuer: AccountIdLookupOf<T>,
+			admin: AccountIdLookupOf<T>,
+			freezer: AccountIdLookupOf<T>,
 			free_holding: bool,
 			is_frozen: bool,
 		) -> DispatchResult {
@@ -1507,7 +1506,7 @@ pub mod pallet {
 			collection: T::CollectionId,
 			item: T::ItemId,
 			price: Option<ItemPrice<T, I>>,
-			whitelisted_buyer: Option<<T::Lookup as StaticLookup>::Source>,
+			whitelisted_buyer: Option<AccountIdLookupOf<T>>,
 		) -> DispatchResult {
 			let origin = ensure_signed(origin)?;
 			let whitelisted_buyer = whitelisted_buyer.map(T::Lookup::lookup).transpose()?;

substrate/frame/vesting/src/benchmarking.rs

@@ -42,7 +42,7 @@ fn add_locks<T: Config>(who: &T::AccountId, n: u8) {
 }
 
 fn add_vesting_schedules<T: Config>(
-	target: <T::Lookup as StaticLookup>::Source,
+	target: AccountIdLookupOf<T>,
 	n: u32,
 ) -> Result<BalanceOf<T>, &'static str> {
 	let min_transfer = T::MinVestedTransfer::get();
@@ -52,7 +52,7 @@ fn add_vesting_schedules<T: Config>(
 	let starting_block = 1u32;
 
 	let source: T::AccountId = account("source", 0, SEED);
-	let source_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(source.clone());
+	let source_lookup = T::Lookup::unlookup(source.clone());
 	T::Currency::make_free_balance_be(&source, BalanceOf::<T>::max_value());
 
 	System::<T>::set_block_number(T::BlockNumber::zero());
@@ -81,7 +81,7 @@ benchmarks! {
 		let s in 1 .. T::MAX_VESTING_SCHEDULES;
 
 		let caller: T::AccountId = whitelisted_caller();
-		let caller_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(caller.clone());
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		T::Currency::make_free_balance_be(&caller, T::Currency::minimum_balance());
 
 		add_locks::<T>(&caller, l as u8);
@@ -109,7 +109,7 @@ benchmarks! {
 		let s in 1 .. T::MAX_VESTING_SCHEDULES;
 
 		let caller: T::AccountId = whitelisted_caller();
-		let caller_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(caller.clone());
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		T::Currency::make_free_balance_be(&caller, T::Currency::minimum_balance());
 
 		add_locks::<T>(&caller, l as u8);
@@ -137,7 +137,7 @@ benchmarks! {
 		let s in 1 .. T::MAX_VESTING_SCHEDULES;
 
 		let other: T::AccountId = account("other", 0, SEED);
-		let other_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(other.clone());
+		let other_lookup = T::Lookup::unlookup(other.clone());
 
 		add_locks::<T>(&other, l as u8);
 		let expected_balance = add_vesting_schedules::<T>(other_lookup.clone(), s)?;
@@ -166,7 +166,7 @@ benchmarks! {
 		let s in 1 .. T::MAX_VESTING_SCHEDULES;
 
 		let other: T::AccountId = account("other", 0, SEED);
-		let other_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(other.clone());
+		let other_lookup = T::Lookup::unlookup(other.clone());
 
 		add_locks::<T>(&other, l as u8);
 		add_vesting_schedules::<T>(other_lookup.clone(), s)?;
@@ -198,7 +198,7 @@ benchmarks! {
 		T::Currency::make_free_balance_be(&caller, BalanceOf::<T>::max_value());
 
 		let target: T::AccountId = account("target", 0, SEED);
-		let target_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(target.clone());
+		let target_lookup = T::Lookup::unlookup(target.clone());
 		// Give target existing locks
 		add_locks::<T>(&target, l as u8);
 		// Add one vesting schedules.
@@ -232,11 +232,11 @@ benchmarks! {
 		let s in 0 .. T::MAX_VESTING_SCHEDULES - 1;
 
 		let source: T::AccountId = account("source", 0, SEED);
-		let source_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(source.clone());
+		let source_lookup = T::Lookup::unlookup(source.clone());
 		T::Currency::make_free_balance_be(&source, BalanceOf::<T>::max_value());
 
 		let target: T::AccountId = account("target", 0, SEED);
-		let target_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(target.clone());
+		let target_lookup = T::Lookup::unlookup(target.clone());
 		// Give target existing locks
 		add_locks::<T>(&target, l as u8);
 		// Add one less than max vesting schedules
@@ -270,7 +270,7 @@ benchmarks! {
 		let s in 2 .. T::MAX_VESTING_SCHEDULES;
 
 		let caller: T::AccountId = account("caller", 0, SEED);
-		let caller_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(caller.clone());
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		// Give target existing locks.
 		add_locks::<T>(&caller, l as u8);
 		// Add max vesting schedules.
@@ -320,7 +320,7 @@ benchmarks! {
 		let test_dest: T::AccountId = account("test_dest", 0, SEED);
 
 		let caller: T::AccountId = account("caller", 0, SEED);
-		let caller_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(caller.clone());
+		let caller_lookup = T::Lookup::unlookup(caller.clone());
 		// Give target other locks.
 		add_locks::<T>(&caller, l as u8);
 		// Add max vesting schedules.

substrate/frame/vesting/src/lib.rs

@@ -84,6 +84,7 @@ type BalanceOf<T> =
 	<<T as Config>::Currency as Currency<<T as frame_system::Config>::AccountId>>::Balance;
 type MaxLocksOf<T> =
 	<<T as Config>::Currency as LockableCurrency<<T as frame_system::Config>::AccountId>>::MaxLocks;
+type AccountIdLookupOf<T> = <<T as frame_system::Config>::Lookup as StaticLookup>::Source;
 
 const VESTING_ID: LockIdentifier = *b"vesting ";
 
@@ -321,10 +322,7 @@ pub mod pallet {
 		#[pallet::weight(T::WeightInfo::vest_other_locked(MaxLocksOf::<T>::get(), T::MAX_VESTING_SCHEDULES)
 			.max(T::WeightInfo::vest_other_unlocked(MaxLocksOf::<T>::get(), T::MAX_VESTING_SCHEDULES))
 		)]
-		pub fn vest_other(
-			origin: OriginFor<T>,
-			target: <T::Lookup as StaticLookup>::Source,
-		) -> DispatchResult {
+		pub fn vest_other(origin: OriginFor<T>, target: AccountIdLookupOf<T>) -> DispatchResult {
 			ensure_signed(origin)?;
 			let who = T::Lookup::lookup(target)?;
 			Self::do_vest(who)
@@ -352,7 +350,7 @@ pub mod pallet {
 		)]
 		pub fn vested_transfer(
 			origin: OriginFor<T>,
-			target: <T::Lookup as StaticLookup>::Source,
+			target: AccountIdLookupOf<T>,
 			schedule: VestingInfo<BalanceOf<T>, T::BlockNumber>,
 		) -> DispatchResult {
 			let transactor = ensure_signed(origin)?;
@@ -383,8 +381,8 @@ pub mod pallet {
 		)]
 		pub fn force_vested_transfer(
 			origin: OriginFor<T>,
-			source: <T::Lookup as StaticLookup>::Source,
-			target: <T::Lookup as StaticLookup>::Source,
+			source: AccountIdLookupOf<T>,
+			target: AccountIdLookupOf<T>,
 			schedule: VestingInfo<BalanceOf<T>, T::BlockNumber>,
 		) -> DispatchResult {
 			ensure_root(origin)?;
@@ -494,8 +492,8 @@ impl<T: Config> Pallet<T> {
 
 	// Execute a vested transfer from `source` to `target` with the given `schedule`.
 	fn do_vested_transfer(
-		source: <T::Lookup as StaticLookup>::Source,
-		target: <T::Lookup as StaticLookup>::Source,
+		source: AccountIdLookupOf<T>,
+		target: AccountIdLookupOf<T>,
 		schedule: VestingInfo<BalanceOf<T>, T::BlockNumber>,
 	) -> DispatchResult {
 		// Validate user inputs.