Upgrade jsonrpsee to v0.3 (#1051)

* Upgrade `jsonrpsee` to v0.3

* whitespace

* fmt

Co-authored-by: Svyatoslav Nikolsky <svyatonik@gmail.com>

bridges/relays/client-ethereum/Cargo.toml

@@ -10,8 +10,8 @@ async-std = "1.6.5"
 bp-eth-poa = { path = "../../primitives/ethereum-poa" }
 headers-relay = { path = "../headers" }
 hex-literal = "0.3"
-jsonrpsee-proc-macros = "0.2"
-jsonrpsee-ws-client = "0.2"
+jsonrpsee-proc-macros = "0.3.1"
+jsonrpsee-ws-client = "0.3.1"
 libsecp256k1 = { version = "0.3.4", default-features = false, features = ["hmac"] }
 log = "0.4.11"
 relay-utils = { path = "../utils" }

bridges/relays/client-ethereum/src/error.rs

@@ -18,7 +18,7 @@
 
 use crate::types::U256;
 
-use jsonrpsee_ws_client::Error as RpcError;
+use jsonrpsee_ws_client::types::Error as RpcError;
 use relay_utils::MaybeConnectionError;
 
 /// Result type used by Ethereum client.
@@ -73,10 +73,12 @@ impl MaybeConnectionError for Error {
 	fn is_connection_error(&self) -> bool {
 		matches!(
 			*self,
-			Error::RpcError(RpcError::Transport(_)) |
-				Error::RpcError(RpcError::Internal(_)) |
-				Error::RpcError(RpcError::RestartNeeded(_)) |
-				Error::ClientNotSynced(_),
+			Error::RpcError(RpcError::Transport(_))
+				// right now if connection to the ws server is dropped (after it is already established),
+				// we're getting this error
+				| Error::RpcError(RpcError::Internal(_))
+				| Error::RpcError(RpcError::RestartNeeded(_))
+				| Error::ClientNotSynced(_),
 		)
 	}
 }