module-asset-registry

[xlc]

Allow to support foreign asset without runtime upgrade

• Types
  • enum CurrencyId
    • Token(TokenSymbol)
    • DexShare(DexShare, DexShare)
      • Token(TokenSymbol)
      • Erc20(EvmAddress)
      • LiquidCroadloan(Lease)
      • ForeignAsset(ForeignAssetId)
    • Erc20(EvmAddress)
    • StableAssetPoolToken(PoolId)
    • LiquidCroadloan(Lease)
    • ForeignAsset(ForeignAssetId)
  • type ForeignAssetId = u16
• module-asset-registry
  • types
    • struct AssetMetadata
      • name: Vec<u8>
      • symbol: Vec<u8>
      • decimals: u8
      • minimal_balance: Balance
  • config
    • type RegisterOrigin: EnsureOrigin
      • root or half council
  • storages
    • AssetMetadatas: map MultiLocation => metadata
  • calls
    • fn register_foreign_asset(origin, loc: VersionedMultiLocation, metadata: AssetMetadata)
      • ensure RegisterOrigin
    • fn update_foreign_asset(origin, loc: VersionedMultiLocation, metadata: AssetMetadata)
      • ensure RegisterOrigin

Needs to be merged with evm-manager

[zqhxuyuan]

does this feature something like open-web3-stack/orml-token-registry#1 ? or maybe this feature more focus on EVM?

[xlc]

They are mostly unrelated. Token registry is a way for everyone to register & share token information. This is about a pallet that allow governance to specify token information via proposals.