pub struct Client<Hash> { /* private fields */ }
Expand description
The Client.
Implementations
sourceimpl<Hash> Client<Hash> where
Hash: 'static + Send + Sync + DeserializeOwned + Serialize,
impl<Hash> Client<Hash> where
Hash: 'static + Send + Sync + DeserializeOwned + Serialize,
sourcepub fn new(sender: RpcChannel) -> Client<Hash>
pub fn new(sender: RpcChannel) -> Client<Hash>
Creates a new Client
.
sourcepub fn call(
&self,
name: String,
bytes: Bytes,
hash: Option<Hash>
) -> impl Future<Item = Bytes, Error = RpcError>
pub fn call(
&self,
name: String,
bytes: Bytes,
hash: Option<Hash>
) -> impl Future<Item = Bytes, Error = RpcError>
Call a contract at a block’s state.
sourcepub fn storage_keys(
&self,
prefix: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageKey, Global>, Error = RpcError>
pub fn storage_keys(
&self,
prefix: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageKey, Global>, Error = RpcError>
DEPRECATED: Please use state_getKeysPaged
with proper paging support.
Returns the keys with prefix, leave empty to get all the keys.
sourcepub fn storage_pairs(
&self,
prefix: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Vec<(StorageKey, StorageData), Global>, Error = RpcError>
pub fn storage_pairs(
&self,
prefix: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Vec<(StorageKey, StorageData), Global>, Error = RpcError>
Returns the keys with prefix, leave empty to get all the keys
sourcepub fn storage_keys_paged(
&self,
prefix: Option<StorageKey>,
count: u32,
start_key: Option<StorageKey>,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageKey, Global>, Error = RpcError>
pub fn storage_keys_paged(
&self,
prefix: Option<StorageKey>,
count: u32,
start_key: Option<StorageKey>,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageKey, Global>, Error = RpcError>
Returns the keys with prefix with pagination support.
Up to count
keys will be returned.
If start_key
is passed, return next keys in storage in lexicographic order.
sourcepub fn storage(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<StorageData>, Error = RpcError>
pub fn storage(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<StorageData>, Error = RpcError>
Returns a storage entry at a specific block’s state.
sourcepub fn storage_hash(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<Hash>, Error = RpcError>
pub fn storage_hash(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<Hash>, Error = RpcError>
Returns the hash of a storage entry at a block’s state.
sourcepub fn storage_size(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<u64>, Error = RpcError>
pub fn storage_size(
&self,
key: StorageKey,
hash: Option<Hash>
) -> impl Future<Item = Option<u64>, Error = RpcError>
Returns the size of a storage entry at a block’s state.
sourcepub fn metadata(
&self,
hash: Option<Hash>
) -> impl Future<Item = Bytes, Error = RpcError>
pub fn metadata(
&self,
hash: Option<Hash>
) -> impl Future<Item = Bytes, Error = RpcError>
Returns the runtime metadata as an opaque blob.
sourcepub fn runtime_version(
&self,
hash: Option<Hash>
) -> impl Future<Item = RuntimeVersion, Error = RpcError>
pub fn runtime_version(
&self,
hash: Option<Hash>
) -> impl Future<Item = RuntimeVersion, Error = RpcError>
Get the runtime version.
sourcepub fn query_storage(
&self,
keys: Vec<StorageKey, Global>,
block: Hash,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageChangeSet<Hash>, Global>, Error = RpcError>
pub fn query_storage(
&self,
keys: Vec<StorageKey, Global>,
block: Hash,
hash: Option<Hash>
) -> impl Future<Item = Vec<StorageChangeSet<Hash>, Global>, Error = RpcError>
Query historical storage entries (by key) starting from a block given as the second parameter.
NOTE This first returned result contains the initial state of storage for all keys. Subsequent values in the vector represent changes to the previous state (diffs).
sourcepub fn query_storage_at(
&self,
keys: Vec<StorageKey, Global>,
at: Option<Hash>
) -> impl Future<Item = Vec<StorageChangeSet<Hash>, Global>, Error = RpcError>
pub fn query_storage_at(
&self,
keys: Vec<StorageKey, Global>,
at: Option<Hash>
) -> impl Future<Item = Vec<StorageChangeSet<Hash>, Global>, Error = RpcError>
Query storage entries (by key) starting at block hash given as the second parameter.
sourcepub fn read_proof(
&self,
keys: Vec<StorageKey, Global>,
hash: Option<Hash>
) -> impl Future<Item = ReadProof<Hash>, Error = RpcError>
pub fn read_proof(
&self,
keys: Vec<StorageKey, Global>,
hash: Option<Hash>
) -> impl Future<Item = ReadProof<Hash>, Error = RpcError>
Returns proof of storage entries at a specific block’s state.
sourcepub fn subscribe_storage(
&self,
keys: Option<Vec<StorageKey, Global>>
) -> impl Future<Item = TypedSubscriptionStream<StorageChangeSet<Hash>>, Error = RpcError>
pub fn subscribe_storage(
&self,
keys: Option<Vec<StorageKey, Global>>
) -> impl Future<Item = TypedSubscriptionStream<StorageChangeSet<Hash>>, Error = RpcError>
New storage subscription
sourcepub fn subscribe_runtime_version(
&self
) -> impl Future<Item = TypedSubscriptionStream<RuntimeVersion>, Error = RpcError>
pub fn subscribe_runtime_version(
&self
) -> impl Future<Item = TypedSubscriptionStream<RuntimeVersion>, Error = RpcError>
New runtime version subscription
Trait Implementations
sourceimpl<Hash> From<RpcChannel> for Client<Hash> where
Hash: 'static + Send + Sync + DeserializeOwned + Serialize,
impl<Hash> From<RpcChannel> for Client<Hash> where
Hash: 'static + Send + Sync + DeserializeOwned + Serialize,
sourcepub fn from(channel: RpcChannel) -> Client<Hash>
pub fn from(channel: RpcChannel) -> Client<Hash>
Performs the conversion.
Auto Trait Implementations
impl<Hash> !RefUnwindSafe for Client<Hash>
impl<Hash> Send for Client<Hash> where
Hash: Send,
impl<Hash> Sync for Client<Hash> where
Hash: Sync,
impl<Hash> Unpin for Client<Hash> where
Hash: Unpin,
impl<Hash> !UnwindSafe for Client<Hash>
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcepub fn borrow_mut(&mut self) -> &mut T
pub fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> CheckedConversion for T
impl<T> CheckedConversion for T
sourcefn checked_from<T>(t: T) -> Option<Self> where
Self: TryFrom<T>,
fn checked_from<T>(t: T) -> Option<Self> where
Self: TryFrom<T>,
Convert from a value of T
into an equivalent instance of Option<Self>
. Read more
sourcefn checked_into<T>(self) -> Option<T> where
Self: TryInto<T>,
fn checked_into<T>(self) -> Option<T> where
Self: TryInto<T>,
Consume self to return Some
equivalent value of Option<T>
. Read more
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Instruments this type with the provided Span
, returning an
Instrumented
wrapper. Read more
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Instruments this type with the provided Span
, returning an
Instrumented
wrapper. Read more
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
sourceimpl<T, Outer> IsWrappedBy<Outer> for T where
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,
impl<T, Outer> IsWrappedBy<Outer> for T where
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,
sourceimpl<T> Pointable for T
impl<T> Pointable for T
sourceimpl<T> SaturatedConversion for T
impl<T> SaturatedConversion for T
sourcefn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,
fn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,
Convert from a value of T
into an equivalent instance of Self
. Read more
sourcefn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,
fn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,
Consume self to return an equivalent value of T
. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcepub fn to_owned(&self) -> T
pub fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
sourcepub fn clone_into(&self, target: &mut T)
pub fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more
sourceimpl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,
impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,
sourcepub fn unchecked_into(self) -> T
pub fn unchecked_into(self) -> T
The counterpart to unchecked_from
.
sourceimpl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,
impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,
sourcepub fn unique_saturated_into(self) -> T
pub fn unique_saturated_into(self) -> T
Consume self to return an equivalent value of T
.
sourceimpl<T> WithSubscriber for T
impl<T> WithSubscriber for T
sourcefn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
sourcefn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more