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core/types: define yParity errors

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This commit is contained in:
Mario Vega 2023-11-20 17:24:08 +00:00
parent 736a4ccb2f
commit f1243b462f
2 changed files with 6 additions and 3 deletions
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3
core/types/transaction.go
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@ -37,6 +37,9 @@ var (
ErrTxTypeNotSupported = errors.New("transaction type not supported") ErrTxTypeNotSupported = errors.New("transaction type not supported")
ErrGasFeeCapTooLow = errors.New("fee cap less than base fee") ErrGasFeeCapTooLow = errors.New("fee cap less than base fee")
errShortTypedTx = errors.New("typed transaction too short") errShortTypedTx = errors.New("typed transaction too short")
errInvalidYParity = errors.New("'yParity' field must be 0 or 1")
errVYParityMismatch = errors.New("'v' and 'yParity' fields do not match")
errVYParityMissing = errors.New("missing 'yParity' or 'v' field in transaction")
) )
// Transaction types. // Transaction types.

6
core/types/transaction_marshalling.go
View file

@ -57,18 +57,18 @@ func (tx *txJSON) yParityValue() (*big.Int, error) {
if tx.YParity != nil { if tx.YParity != nil {
val := uint64(*tx.YParity) val := uint64(*tx.YParity)
if val != 0 && val != 1 { if val != 0 && val != 1 {
return nil, errors.New("'yParity' field must be 0 or 1") return nil, errInvalidYParity
} }
bigval := new(big.Int).SetUint64(val) bigval := new(big.Int).SetUint64(val)
if tx.V != nil && tx.V.ToInt().Cmp(bigval) != 0 { if tx.V != nil && tx.V.ToInt().Cmp(bigval) != 0 {
return nil, errors.New("'v' and 'yParity' fields do not match") return nil, errVYParityMismatch
} }
return bigval, nil return bigval, nil
} }
if tx.V != nil { if tx.V != nil {
return tx.V.ToInt(), nil return tx.V.ToInt(), nil
} }
return nil, errors.New("missing 'yParity' or 'v' field in transaction") return nil, errVYParityMissing
} }
// MarshalJSON marshals as JSON with a hash. // MarshalJSON marshals as JSON with a hash.