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add wasm support (#700)

Browse Source 
* get started

* make it work again

* make it compile again

* Use async-wasm-feature of jsonrpsee from the master branch

* Ensure we enable JS feature of getrandom for the wasm target

* Update subxt/src/lib.rs

* update jsonrpsee

* fix CI

* cargo fmt

* fix wasm test

* fix grumbles

* exclude wasm-tests from workspace

To avoid leaking `jsonrpsee-web` feature into the workspace

Co-authored-by: Igor Matuszewski <xanewok@gmail.com>
This commit is contained in:
Niklas Adolfsson
2022-11-14 12:45:21 +01:00
committed by GitHub
parent 71e58b2c16
commit 14e8e6f6b6
13 changed files with 144 additions and 50 deletions
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subxt/src/client/online_client.rs
+30 -4
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@@ -61,7 +61,10 @@ impl<T: Config> std::fmt::Debug for OnlineClient<T> {
}
// The default constructors assume Jsonrpsee.
#[cfg(feature = "jsonrpsee")]
#[cfg(any(
feature = "jsonrpsee-ws",
all(feature = "jsonrpsee-web", target_arch = "wasm32")
))]
impl<T: Config> OnlineClient<T> {
/// Construct a new [`OnlineClient`] using default settings which
/// point to a locally running node on `ws://127.0.0.1:9944`.
@@ -72,7 +75,7 @@ impl<T: Config> OnlineClient<T> {
/// Construct a new [`OnlineClient`], providing a URL to connect to.
pub async fn from_url(url: impl AsRef<str>) -> Result<OnlineClient<T>, Error> {
let client = jsonrpsee_helpers::ws_client(url.as_ref())
let client = jsonrpsee_helpers::client(url.as_ref())
.await
.map_err(|e| crate::error::RpcError::ClientError(Box::new(e)))?;
OnlineClient::from_rpc_client(Arc::new(client)).await
@@ -346,7 +349,7 @@ impl Update {
}
// helpers for a jsonrpsee specific OnlineClient.
#[cfg(feature = "jsonrpsee")]
#[cfg(feature = "jsonrpsee-ws")]
mod jsonrpsee_helpers {
pub use jsonrpsee::{
client_transport::ws::{
@@ -366,7 +369,7 @@ mod jsonrpsee_helpers {
};
/// Build WS RPC client from URL
pub async fn ws_client(url: &str) -> Result<Client, Error> {
pub async fn client(url: &str) -> Result<Client, Error> {
let (sender, receiver) = ws_transport(url).await?;
Ok(ClientBuilder::default()
.max_notifs_per_subscription(4096)
@@ -383,3 +386,26 @@ mod jsonrpsee_helpers {
.map_err(|e| Error::Transport(e.into()))
}
}
// helpers for a jsonrpsee specific OnlineClient.
#[cfg(all(feature = "jsonrpsee-web", target_arch = "wasm32"))]
mod jsonrpsee_helpers {
pub use jsonrpsee::{
client_transport::web,
core::{
client::{
Client,
ClientBuilder,
},
Error,
},
};
/// Build web RPC client from URL
pub async fn client(url: &str) -> Result<Client, Error> {
let (sender, receiver) = web::connect(url).await.unwrap();
Ok(ClientBuilder::default()
.max_notifs_per_subscription(4096)
.build_with_wasm(sender, receiver))
}
}