diff --git a/substrate/frame/support/src/traits/tokens/fungible/regular.rs b/substrate/frame/support/src/traits/tokens/fungible/regular.rs index f2fb5c5f7c24e..aece73777d280 100644 --- a/substrate/frame/support/src/traits/tokens/fungible/regular.rs +++ b/substrate/frame/support/src/traits/tokens/fungible/regular.rs @@ -514,3 +514,47 @@ pub trait Balanced: Inspect + Unbalanced { fn done_deposit(_who: &AccountId, _amount: Self::Balance) {} fn done_withdraw(_who: &AccountId, _amount: Self::Balance) {} } + +/// Dummy implementation of [`Inspect`] +#[cfg(feature = "std")] +impl Inspect for () { + type Balance = u32; + fn total_issuance() -> Self::Balance { + 0 + } + fn minimum_balance() -> Self::Balance { + 0 + } + fn total_balance(_: &AccountId) -> Self::Balance { + 0 + } + fn balance(_: &AccountId) -> Self::Balance { + 0 + } + fn reducible_balance(_: &AccountId, _: Preservation, _: Fortitude) -> Self::Balance { + 0 + } + fn can_deposit(_: &AccountId, _: Self::Balance, _: Provenance) -> DepositConsequence { + DepositConsequence::Success + } + fn can_withdraw(_: &AccountId, _: Self::Balance) -> WithdrawConsequence { + WithdrawConsequence::Success + } +} + +/// Dummy implementation of [`Unbalanced`] +#[cfg(feature = "std")] +impl Unbalanced for () { + fn handle_dust(_: Dust) {} + fn write_balance( + _: &AccountId, + _: Self::Balance, + ) -> Result, DispatchError> { + Ok(None) + } + fn set_total_issuance(_: Self::Balance) {} +} + +/// Dummy implementation of [`Mutate`] +#[cfg(feature = "std")] +impl Mutate for () {} diff --git a/substrate/frame/support/src/traits/tokens/fungibles/regular.rs b/substrate/frame/support/src/traits/tokens/fungibles/regular.rs index a2fc4e5509522..41ef4b40c75b3 100644 --- a/substrate/frame/support/src/traits/tokens/fungibles/regular.rs +++ b/substrate/frame/support/src/traits/tokens/fungibles/regular.rs @@ -593,3 +593,66 @@ pub trait Balanced: Inspect + Unbalanced { fn done_deposit(_asset: Self::AssetId, _who: &AccountId, _amount: Self::Balance) {} fn done_withdraw(_asset: Self::AssetId, _who: &AccountId, _amount: Self::Balance) {} } + +/// Dummy implementation of [`Inspect`] +#[cfg(feature = "std")] +impl Inspect for () { + type AssetId = u32; + type Balance = u32; + fn total_issuance(_: Self::AssetId) -> Self::Balance { + 0 + } + fn minimum_balance(_: Self::AssetId) -> Self::Balance { + 0 + } + fn total_balance(_: Self::AssetId, _: &AccountId) -> Self::Balance { + 0 + } + fn balance(_: Self::AssetId, _: &AccountId) -> Self::Balance { + 0 + } + fn reducible_balance( + _: Self::AssetId, + _: &AccountId, + _: Preservation, + _: Fortitude, + ) -> Self::Balance { + 0 + } + fn can_deposit( + _: Self::AssetId, + _: &AccountId, + _: Self::Balance, + _: Provenance, + ) -> DepositConsequence { + DepositConsequence::Success + } + fn can_withdraw( + _: Self::AssetId, + _: &AccountId, + _: Self::Balance, + ) -> WithdrawConsequence { + WithdrawConsequence::Success + } + fn asset_exists(_: Self::AssetId) -> bool { + false + } +} + +/// Dummy implementation of [`Unbalanced`] +#[cfg(feature = "std")] +impl Unbalanced for () { + fn handle_dust(_: Dust) {} + fn write_balance( + _: Self::AssetId, + _: &AccountId, + _: Self::Balance, + ) -> Result, DispatchError> { + Ok(None) + } + fn set_total_issuance(_: Self::AssetId, _: Self::Balance) {} +} + +/// Dummy implementation of [`Mutate`] +#[cfg(feature = "std")] +impl Mutate for () {}