Trait sp_runtime::traits::BlockIdTo

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pub trait BlockIdTo<Block: Block> {
    type Error: Error;

    // Required methods
    fn to_hash(
        &self,
        block_id: &BlockId<Block>
    ) -> Result<Option<Block::Hash>, Self::Error>;
    fn to_number(
        &self,
        block_id: &BlockId<Block>
    ) -> Result<Option<NumberFor<Block>>, Self::Error>;
}
Expand description

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

Required Associated Types§

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type Error: Error

The error type that will be returned by the functions.

Required Methods§

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fn to_hash( &self, block_id: &BlockId<Block> ) -> Result<Option<Block::Hash>, Self::Error>

Convert the given block_id to the corresponding block hash.

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fn to_number( &self, block_id: &BlockId<Block> ) -> Result<Option<NumberFor<Block>>, Self::Error>

Convert the given block_id to the corresponding block number.

Implementors§