consensus/clique: make internal error private (#21132)

Co-authored-by: linjing <linjingjing@baidu.com>
This commit is contained in:
sixdays 2020-05-27 22:12:13 +08:00 committed by GitHub
parent 9219e0fba4
commit b2c59e297b
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@ -121,9 +121,9 @@ var (
// turn of the signer.
errWrongDifficulty = errors.New("wrong difficulty")
// ErrInvalidTimestamp is returned if the timestamp of a block is lower than
// errInvalidTimestamp is returned if the timestamp of a block is lower than
// the previous block's timestamp + the minimum block period.
ErrInvalidTimestamp = errors.New("invalid timestamp")
errInvalidTimestamp = errors.New("invalid timestamp")
// errInvalidVotingChain is returned if an authorization list is attempted to
// be modified via out-of-range or non-contiguous headers.
@ -322,7 +322,7 @@ func (c *Clique) verifyCascadingFields(chain consensus.ChainReader, header *type
return consensus.ErrUnknownAncestor
}
if parent.Time+c.config.Period > header.Time {
return ErrInvalidTimestamp
return errInvalidTimestamp
}
// Retrieve the snapshot needed to verify this header and cache it
snap, err := c.snapshot(chain, number-1, header.ParentHash, parents)