Function fc_mapping_sync::kv::fetch_header
source · pub fn fetch_header<Block: BlockT, C, BE>(
substrate_backend: &BE,
frontier_backend: &Backend<Block, C>,
checking_tip: Block::Hash,
sync_from: <Block::Header as HeaderT>::Number,
) -> Result<Option<Block::Header>, String>where
C: HeaderBackend<Block>,
BE: HeaderBackend<Block>,