Struct fvm_ipld_blockstore::MemoryBlockstore

pub struct MemoryBlockstore { /* private fields */ }

Implementations

impl MemoryBlockstore

pub fn new() -> Self

pub fn copy_to(&self, other: &impl Blockstore) -> Result<()>

Copy all blocks from this blockstore into the target blockstore.

Trait Implementations

impl Blockstore for MemoryBlockstore

fn has(&self, k: &Cid) -> Result<bool>

Checks if the blockstore has the specified block.

fn get(&self, k: &Cid) -> Result<Option<Vec<u8>>>

Gets the block from the blockstore.

fn put_keyed(&self, k: &Cid, block: &[u8]) -> Result<()>

Put a block with a pre-computed cid.

fn put<D>(&self, mh_code: Code, block: &Block<D>) -> Result<Cid>where Self: Sized, D: AsRef<[u8]>,

Puts the block into the blockstore, computing the hash with the specified multicodec.

fn put_many<D, I>(&self, blocks: I) -> Result<()>where Self: Sized, D: AsRef<[u8]>, I: IntoIterator<Item = (Code, Block<D>)>,

Bulk put blocks into the blockstore.

fn put_many_keyed<D, I>(&self, blocks: I) -> Result<()>where Self: Sized, D: AsRef<[u8]>, I: IntoIterator<Item = (Cid, D)>,

Bulk-put pre-keyed blocks into the blockstore.

impl Clone for MemoryBlockstore

fn clone(&self) -> MemoryBlockstore

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MemoryBlockstore

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MemoryBlockstore

fn default() -> MemoryBlockstore

Returns the “default value” for a type.