Trait VersionbitsIndexer

Source

pub trait VersionbitsIndexer {
    // Required methods
    fn block_epoch_index(&self, block_hash: &Byte32) -> Option<Byte32>;
    fn epoch_ext(&self, index: &Byte32) -> Option<EpochExt>;
    fn block_header(&self, block_hash: &Byte32) -> Option<HeaderView>;
    fn cellbase(&self, block_hash: &Byte32) -> Option<TransactionView>;

    // Provided method
    fn ancestor_epoch(
        &self,
        index: &Byte32,
        target: EpochNumber,
    ) -> Option<EpochExt> { ... }
}