168 lines
3.1 KiB
Go
168 lines
3.1 KiB
Go
package core
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import (
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"errors"
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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)
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var (
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BlockNumberErr = errors.New("block number invalid")
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BlockFutureErr = errors.New("block time is in the future")
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BlockEqualTSErr = errors.New("block time stamp equal to previous")
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)
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// Parent error. In case a parent is unknown this error will be thrown
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// by the block manager
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type ParentErr struct {
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Message string
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}
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func (err *ParentErr) Error() string {
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return err.Message
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}
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func ParentError(hash common.Hash) error {
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return &ParentErr{Message: fmt.Sprintf("Block's parent unknown %x", hash)}
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}
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func IsParentErr(err error) bool {
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_, ok := err.(*ParentErr)
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return ok
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}
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type UncleErr struct {
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Message string
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}
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func (err *UncleErr) Error() string {
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return err.Message
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}
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func UncleError(str string) error {
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return &UncleErr{Message: str}
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}
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func IsUncleErr(err error) bool {
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_, ok := err.(*UncleErr)
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return ok
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}
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// Block validation error. If any validation fails, this error will be thrown
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type ValidationErr struct {
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Message string
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}
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func (err *ValidationErr) Error() string {
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return err.Message
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}
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func ValidationError(format string, v ...interface{}) *ValidationErr {
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return &ValidationErr{Message: fmt.Sprintf(format, v...)}
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}
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func IsValidationErr(err error) bool {
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_, ok := err.(*ValidationErr)
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return ok
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}
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type NonceErr struct {
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Message string
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Is, Exp uint64
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}
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func (err *NonceErr) Error() string {
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return err.Message
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}
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func NonceError(is, exp uint64) *NonceErr {
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return &NonceErr{Message: fmt.Sprintf("Transaction w/ invalid nonce. tx=%d state=%d)", is, exp), Is: is, Exp: exp}
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}
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func IsNonceErr(err error) bool {
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_, ok := err.(*NonceErr)
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return ok
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}
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type InvalidTxErr struct {
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Message string
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}
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func (err *InvalidTxErr) Error() string {
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return err.Message
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}
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func InvalidTxError(err error) *InvalidTxErr {
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return &InvalidTxErr{fmt.Sprintf("%v", err)}
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}
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func IsInvalidTxErr(err error) bool {
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_, ok := err.(*InvalidTxErr)
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return ok
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}
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type OutOfGasErr struct {
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Message string
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}
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func OutOfGasError() *OutOfGasErr {
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return &OutOfGasErr{Message: "Out of gas"}
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}
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func (self *OutOfGasErr) Error() string {
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return self.Message
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}
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func IsOutOfGasErr(err error) bool {
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_, ok := err.(*OutOfGasErr)
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return ok
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}
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type TDError struct {
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a, b *big.Int
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}
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func (self *TDError) Error() string {
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return fmt.Sprintf("incoming chain has a lower or equal TD (%v <= %v)", self.a, self.b)
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}
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func IsTDError(e error) bool {
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_, ok := e.(*TDError)
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return ok
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}
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type KnownBlockError struct {
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number *big.Int
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hash common.Hash
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}
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func (self *KnownBlockError) Error() string {
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return fmt.Sprintf("block %v already known (%x)", self.number, self.hash[0:4])
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}
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func IsKnownBlockErr(e error) bool {
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_, ok := e.(*KnownBlockError)
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return ok
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}
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type ValueTransferError struct {
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message string
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}
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func ValueTransferErr(str string, v ...interface{}) *ValueTransferError {
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return &ValueTransferError{fmt.Sprintf(str, v...)}
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}
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func (self *ValueTransferError) Error() string {
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return self.message
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}
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func IsValueTransferErr(e error) bool {
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_, ok := e.(*ValueTransferError)
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return ok
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}
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