# Constants
VoteLost indicates that the quorum has voted "no".
VotePending indicates that the decision of the vote depends on future votes, i.e.
VoteWon indicates that the quorum has voted "yes".
# Interfaces
AckedIndexer allows looking up a commit index for a given ID of a voter from a corresponding MajorityConfig.
# Type aliases
Index is a Raft log position.
JointConfig is a configuration of two groups of (possibly overlapping) majority configurations.
MajorityConfig is a set of IDs that uses majority quorums to make decisions.
VoteResult indicates the outcome of a vote.