Trait polkadot_service::runtime_traits::BlockIdTo[][src]

pub trait BlockIdTo<Block> where
    Block: Block
{ type Error: Debug; fn to_hash(
        &self,
        block_id: &BlockId<Block>
    ) -> Result<Option<<Block as Block>::Hash>, Self::Error>;
fn to_number(
        &self,
        block_id: &BlockId<Block>
    ) -> Result<Option<<<Block as Block>::Header as Header>::Number>, Self::Error>; }
Expand description

Something that can convert a BlockId to a number or a hash.

Associated Types

The error type that will be returned by the functions.

Required methods

Convert the given block_id to the corresponding block hash.

Convert the given block_id to the corresponding block number.

Implementors