Struct Client

pub struct Client { /* private fields */ }

Implementations

impl Client

pub async fn new(url: &str) -> Result<Client, Error>

pub fn get_transaction_version(&self) -> i64

pub fn get_genesis_hash(&self) -> H256

pub async fn get_additional_signed( &self, lifetime: Option<u64>, ) -> Result<(AdditionalSigned, Era), Error>

pub async fn get_system_properties(&self) -> Result<SystemProperties, Error>

Get the SystemProperties of the chain.

pub async fn get_storage_keys_paged( &self, prefix: &StorageKey, count: usize, start_key: Option<&StorageKey>, at: Option<H256>, ) -> Result<Vec<StorageKey>, Error>

pub async fn get_storage_by_key<T>( &self, key: StorageKey, at: Option<H256>, ) -> Result<Option<T>, Error>

where T: Decode,

pub async fn get_storage_data_by_key( &self, key: StorageKey, at: Option<H256>, ) -> Result<Option<StorageData>, Error>

pub async fn subscribe_blocks(&self) -> Result<Subscription<Header>, Error>

Subscribe to new blocks.

pub async fn subscribe_finalized_blocks( &self, ) -> Result<Subscription<Header>, Error>

Subscribe to new finalized blocks.

pub async fn submit_and_watch( &self, tx_hex: String, ) -> Result<Subscription<TransactionStatus>, Error>

Submit and watch a transaction.

pub async fn request<'a, R>( &self, method: &'a str, params: ArrayParams, ) -> Result<R, Error>

where R: DeserializeOwned,

Make a RPC request to the node.

pub async fn batch_request<'a, R>( &self, batch: BatchRequestBuilder<'a>, ) -> Result<BatchResponse<'a, R>, Error>

where R: DeserializeOwned + Default + Clone + Debug + 'a,

Make a batch of RPC requests to the node.

pub async fn subscribe<'a, Notif>( &self, subscribe_method: &'a str, params: ArrayParams, unsubscribe_method: &'a str, ) -> Result<Subscription<Notif>, Error>

where Notif: DeserializeOwned,

Subscribe to RPC updates.

pub async fn get_finalized_block(&self) -> Result<H256, Error>

Get the current finalized block hash.

pub async fn get_signed_block( &self, block: Option<H256>, ) -> Result<Option<SignedBlock>, Error>

Get a block.

pub async fn get_block( &self, block: Option<H256>, ) -> Result<Option<Block>, Error>

Get a block.

pub async fn find_extrinsic_block_index( &self, block: H256, tx_hash: H256, ) -> Result<Option<usize>, Error>

Get find extrinsic index in block. The extrinsic index is used to filter the block events for that extrinsic.

pub async fn get_block_header( &self, block: Option<H256>, ) -> Result<Option<Header>, Error>

Get the header of a block.

pub async fn get_block_hash( &self, block_number: u32, ) -> Result<Option<H256>, Error>

Get the block hash for a block_number.

pub async fn subscribe_runtime_version( &self, ) -> Result<Subscription<RuntimeVersion>, Error>

Subscribe to RuntimeVersion updates.

pub async fn get_block_runtime_version( &self, block: Option<H256>, ) -> Result<Option<RuntimeVersion>, Error>

Get the RuntimeVersion of a block.

Trait Implementations

impl Clone for Client

fn clone(&self) -> Client

Returns a copy of the value.

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

Performs copy-assignment from source.