Grcov report - asset_id

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// Copyright 2019-2025 PureStake Inc.

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// This file is part of Moonbeam.

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// Moonbeam is free software: you can redistribute it and/or modify

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// it under the terms of the GNU General Public License as published by

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// the Free Software Foundation, either version 3 of the License, or

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// (at your option) any later version.

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// Moonbeam is distributed in the hope that it will be useful,

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// but WITHOUT ANY WARRANTY; without even the implied warranty of

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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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// GNU General Public License for more details.

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// You should have received a copy of the GNU General Public License

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// along with Moonbeam.  If not, see <http://www.gnu.org/licenses/>.

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use sp_runtime::traits::MaybeEquivalence;

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use sp_std::marker::PhantomData;

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use xcm::{v3::Location, IntoVersion};

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use xcm_executor::traits::ConvertLocation;

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/// Converter struct implementing `AssetIdConversion` converting a numeric asset ID

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/// (must be `TryFrom/TryInto<u128>`) into a Location Value and vice versa through

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/// an intermediate generic type AssetType.

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/// The trait bounds enforce is that the AssetTypeGetter trait is also implemented for

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/// AssetIdInfoGetter

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pub struct AsAssetType<AssetId, AssetType, AssetIdInfoGetter>(

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	PhantomData<(AssetId, AssetType, AssetIdInfoGetter)>,

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);

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impl<AssetId, AssetType, AssetIdInfoGetter> MaybeEquivalence<Location, AssetId>

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	for AsAssetType<AssetId, AssetType, AssetIdInfoGetter>

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where

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	AssetId: Clone,

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	AssetType: From<Location> + Into<Option<Location>> + Clone,

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	AssetIdInfoGetter: AssetTypeGetter<AssetId, AssetType>,

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	fn convert(id: &Location) -> Option<AssetId> {

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		AssetIdInfoGetter::get_asset_id(id.clone().into())

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	fn convert_back(what: &AssetId) -> Option<Location> {

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		AssetIdInfoGetter::get_asset_type(what.clone()).and_then(Into::into)

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impl<AssetId, AssetType, AssetIdInfoGetter> MaybeEquivalence<xcm::v5::Location, AssetId>

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	for AsAssetType<AssetId, AssetType, AssetIdInfoGetter>

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where

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	AssetId: Clone,

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	AssetType: From<Location> + Into<Option<Location>> + Clone,

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	AssetIdInfoGetter: AssetTypeGetter<AssetId, AssetType>,

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	fn convert(id: &xcm::v5::Location) -> Option<AssetId> {

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		match xcm::VersionedLocation::V5(id.clone()).into_version(xcm::v3::VERSION) {

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			Ok(xcm::VersionedLocation::V3(loc)) => AssetIdInfoGetter::get_asset_id(loc.into()),

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			// Any other version or conversion error returns an error

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			_ => None,

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	fn convert_back(what: &AssetId) -> Option<xcm::v5::Location> {

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		let v3_location: Location =

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			AssetIdInfoGetter::get_asset_type(what.clone()).and_then(Into::into)?;

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		// Convert v3 Location to v5 Location

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		let versioned = xcm::VersionedLocation::V3(v3_location);

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		match versioned.into_version(xcm::latest::VERSION) {

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			Ok(xcm::VersionedLocation::V5(loc)) => Some(loc),

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			_ => None,

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impl<AssetId, AssetType, AssetIdInfoGetter> ConvertLocation<AssetId>

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	for AsAssetType<AssetId, AssetType, AssetIdInfoGetter>

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where

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	AssetId: Clone,

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	AssetType: From<Location> + Into<Option<Location>> + Clone,

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	AssetIdInfoGetter: AssetTypeGetter<AssetId, AssetType>,

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	fn convert_location(id: &xcm::v5::Location) -> Option<AssetId> {

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		// Use the same conversion logic from MaybeEquivalence implementation

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		Self::convert(id)

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/// Defines the trait to obtain a generic AssetType from a generic AssetId and vice versa

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pub trait AssetTypeGetter<AssetId, AssetType> {

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	// Get asset type from assetId

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	fn get_asset_type(asset_id: AssetId) -> Option<AssetType>;

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	// Get assetId from assetType

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	fn get_asset_id(asset_type: AssetType) -> Option<AssetId>;

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	// Set assetId and assetType

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	#[cfg(feature = "runtime-benchmarks")]

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	fn set_asset_type_asset_id(asset_type: AssetType, asset_id: AssetId);

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/// This trait ensure we can convert AccountIds to CurrencyIds

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/// We will require Runtime to have this trait implemented

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pub trait AccountIdToCurrencyId<Account, CurrencyId> {

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	// Get assetId from account

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	fn account_to_currency_id(account: Account) -> Option<CurrencyId>;

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