mina_tree::scan_state::fee_excess

Struct FeeExcess

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pub struct FeeExcess {
    pub fee_token_l: TokenId,
    pub fee_excess_l: Signed<Fee>,
    pub fee_token_r: TokenId,
    pub fee_excess_r: Signed<Fee>,
}

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§fee_token_l: TokenId§fee_excess_l: Signed<Fee>§fee_token_r: TokenId§fee_excess_r: Signed<Fee>

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impl FeeExcess

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pub fn empty() -> Self

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pub fn is_zero(&self) -> bool

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pub fn of_one_or_two( excesses: OneOrTwo<(TokenId, Signed<Fee>)>, ) -> Result<Self, String>

https://github.com/MinaProtocol/mina/blob/e5183ca1dde1c085b4c5d37d1d9987e24c294c32/src/lib/mina_base/fee_excess.ml#L536

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pub fn of_single((fee_token_l, fee_excess_l): (TokenId, Signed<Fee>)) -> Self

https://github.com/MinaProtocol/mina/blob/e5183ca1dde1c085b4c5d37d1d9987e24c294c32/src/lib/mina_base/fee_excess.ml#L526

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fn rebalance(&self) -> Result<Self, String>

‘Rebalance’ to a canonical form, where

  • if there is only 1 nonzero excess, it is to the left
  • any zero fee excess has the default token
  • if the fee tokens are the same, the excesses are combined

https://github.com/MinaProtocol/mina/blob/2ee6e004ba8c6a0541056076aab22ea162f7eb3a/src/lib/mina_base/fee_excess.ml#L301

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fn rebalance_checked( fee_token_l: TokenId, fee_excess_l: Fp, fee_token_r: TokenId, fee_excess_r: Fp, w: &mut Witness<Fp>, ) -> (TokenId, Fp, TokenId, Fp)

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pub fn combine(_: &Self, _: &Self) -> Result<Self, String>

Combine the fee excesses from two transitions.

https://github.com/MinaProtocol/mina/blob/2ee6e004ba8c6a0541056076aab22ea162f7eb3a/src/lib/mina_base/fee_excess.ml#L380

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pub fn combine_checked( _: &Self, _: &Self, w: &mut Witness<Fp>, ) -> (TokenId, Signed<Fee>, TokenId, Signed<Fee>)

Trait Implementations§

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impl<F: FieldWitness> Check<F> for FeeExcess

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fn check(&self, w: &mut Witness<F>)

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impl Clone for FeeExcess

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fn clone(&self) -> FeeExcess

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for FeeExcess

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl From<&FeeExcess> for MinaBaseFeeExcessStableV1

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fn from(value: &FeeExcess) -> Self

Converts to this type from the input type.
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impl PartialEq for FeeExcess

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fn eq(&self, other: &FeeExcess) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl ToInputs for FeeExcess

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fn to_inputs(&self, inputs: &mut Inputs)

https://github.com/MinaProtocol/mina/blob/4e0b324912017c3ff576704ee397ade3d9bda412/src/lib/mina_base/fee_excess.ml#L162

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fn to_inputs_owned(&self) -> Inputs

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fn hash_with_param(&self, param: &LazyParam) -> Fp

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fn checked_hash_with_param(&self, param: &LazyParam, w: &mut Witness<Fp>) -> Fp

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impl TryFrom<&MinaBaseFeeExcessStableV1> for FeeExcess

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type Error = InvalidBigInt

The type returned in the event of a conversion error.
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fn try_from(value: &MinaBaseFeeExcessStableV1) -> Result<Self, Self::Error>

Performs the conversion.
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impl Eq for FeeExcess

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impl StructuralPartialEq for FeeExcess

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