pub trait BlockIdExt {
// Required methods
fn relative_to(self, mc_block_id: BlockId) -> BlockIdRelation;
fn relative_to_self(self) -> BlockIdRelation;
}pub trait BlockIdExt {
// Required methods
fn relative_to(self, mc_block_id: BlockId) -> BlockIdRelation;
fn relative_to_self(self) -> BlockIdRelation;
}