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rpc: Expose the subscription ID for RpcClientT (#733)

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* rpc: Extend `RpcClientT` to return the subscription ID

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc: Return `RpcSubscriptionId` for jsonrpsee clients

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc: Expose subscription ID via subxt subscription

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* examples: Adjust example to return subscription ID

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc: Add structure for subscription stream and subscription id

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>
This commit is contained in:
Alexandru Vasile
2022-11-25 17:07:26 +02:00
committed by GitHub
parent f0ce26db7b
commit 463e2aa93f
5 changed files with 48 additions and 15 deletions
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subxt/src/rpc/rpc_client_t.rs
+12 -1
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@@ -59,6 +59,17 @@ pub trait RpcClientT: Send + Sync + 'static {
pub type RpcFuture<'a, T> =
Pin<Box<dyn Future<Output = Result<T, RpcError>> + Send + 'a>>;
/// The RPC subscription returned from [`RpcClientT`]'s `subscription` method.
pub struct RpcSubscription {
/// The subscription stream.
pub stream: RpcSubscriptionStream,
/// The ID associated with the subscription.
pub id: Option<RpcSubscriptionId>,
}
/// The inner subscription stream returned from our [`RpcClientT`]'s `subscription` method.
pub type RpcSubscription =
pub type RpcSubscriptionStream =
Pin<Box<dyn Stream<Item = Result<Box<RawValue>, RpcError>> + Send + 'static>>;
/// The ID associated with the [`RpcClientT`]'s `subscription`.
pub type RpcSubscriptionId = String;