extract rpc-sender crate from rpc-client

Cargo.toml

@@ -542,6 +542,7 @@ solana-rent = { path = "sdk/rent", version = "=2.2.0", default-features = false
 solana-rent-debits = { path = "sdk/rent-debits", version = "=2.2.0" }
 solana-reserved-account-keys = { path = "sdk/reserved-account-keys", version = "=2.2.0", default-features = false }
 solana-reward-info = { path = "sdk/reward-info", version = "=2.2.0" }
+solana-rpc-sender = { path = "rpc-sender", version = "=2.2.0" }
 solana-sanitize = { path = "sdk/sanitize", version = "=2.2.0" }
 solana-secp256r1-program = { path = "sdk/secp256r1-program", version = "=2.2.0", default-features = false }
 solana-seed-derivable = { path = "sdk/seed-derivable", version = "=2.2.0" }

client/Cargo.toml

@@ -37,6 +37,7 @@ solana-quic-definitions = { workspace = true }
 solana-rpc-client = { workspace = true, features = ["default"] }
 solana-rpc-client-api = { workspace = true }
 solana-rpc-client-nonce-utils = { workspace = true }
+solana-rpc-sender = { workspace = true }
 solana-signature = { workspace = true }
 solana-signer = { workspace = true }
 solana-streamer = { workspace = true }

client/src/lib.rs

@@ -53,5 +53,5 @@ pub mod rpc_response {
 }
 /// A transport for RPC calls.
 pub mod rpc_sender {
-    pub use solana_rpc_client::rpc_sender::*;
+    pub use solana_rpc_sender::*;
 }

rpc-client/Cargo.toml

@@ -34,6 +34,7 @@ solana-instruction = { workspace = true }
 solana-message = { workspace = true }
 solana-pubkey = { workspace = true }
 solana-rpc-client-api = { workspace = true }
+solana-rpc-sender = { workspace = true }
 solana-signature = { workspace = true }
 solana-transaction = { workspace = true, features = ["bincode"] }
 solana-transaction-error = { workspace = true }

rpc-client/src/http_sender.rs

@@ -1,7 +1,6 @@
 //! Nonblocking [`RpcSender`] over HTTP.
 
 use {
-    crate::rpc_sender::*,
     async_trait::async_trait,
     log::*,
     reqwest::{
@@ -16,6 +15,7 @@ use {
         request::{RpcError, RpcRequest, RpcResponseErrorData},
         response::RpcSimulateTransactionResult,
     },
+    solana_rpc_sender::*,
     std::{
         sync::{
             atomic::{AtomicU64, Ordering},

rpc-client/src/lib.rs

@@ -4,8 +4,9 @@ pub mod http_sender;
 pub mod mock_sender;
 pub mod nonblocking;
 pub mod rpc_client;
-pub mod rpc_sender;
 pub mod spinner;
+#[deprecated(since = "2.2.0", note = "Use `solana-rpc-sender` crate instead.")]
+pub use solana_rpc_sender as rpc_sender;
 
 pub mod mock_sender_for_cli {
     /// Magic `SIGNATURE` value used by `solana-cli` unit tests.

rpc-client/src/mock_sender.rs

@@ -1,7 +1,6 @@
 //! A nonblocking [`RpcSender`] used for unit testing [`RpcClient`](crate::rpc_client::RpcClient).
 
 use {
-    crate::rpc_sender::*,
     async_trait::async_trait,
     base64::{prelude::BASE64_STANDARD, Engine},
     serde_json::{json, Number, Value},
@@ -25,6 +24,7 @@ use {
             RpcVoteAccountStatus,
         },
     },
+    solana_rpc_sender::*,
     solana_signature::Signature,
     solana_transaction::{versioned::TransactionVersion, Transaction},
     solana_transaction_error::{TransactionError, TransactionResult},

rpc-client/src/nonblocking/rpc_client.rs

@@ -17,7 +17,6 @@ use {
             GetConfirmedSignaturesForAddress2Config, RpcClientConfig, SerializableMessage,
             SerializableTransaction,
         },
-        rpc_sender::*,
     },
     base64::{prelude::BASE64_STANDARD, Engine},
     bincode::serialize,
@@ -42,6 +41,7 @@ use {
         request::{RpcError, RpcRequest, RpcResponseErrorData, TokenAccountsFilter},
         response::*,
     },
+    solana_rpc_sender::*,
     solana_signature::Signature,
     solana_transaction_error::TransactionResult,
     solana_transaction_status_client_types::{

rpc-client/src/rpc_client.rs

@@ -15,7 +15,6 @@ use {
         http_sender::HttpSender,
         mock_sender::{mock_encoded_account, MockSender},
         nonblocking::{self, rpc_client::get_rpc_request_str},
-        rpc_sender::*,
     },
     serde::Serialize,
     serde_json::Value,
@@ -35,6 +34,7 @@ use {
         request::{RpcRequest, TokenAccountsFilter},
         response::*,
     },
+    solana_rpc_sender::*,
     solana_signature::Signature,
     solana_transaction::{uses_durable_nonce, versioned::VersionedTransaction, Transaction},
     solana_transaction_error::TransactionResult,

rpc-sender/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "solana-rpc-sender"
+description = "Solana RpcSender trait"
+documentation = "https://docs.rs/solana-rpc-sender"
+version = { workspace = true }
+authors = { workspace = true }
+repository = { workspace = true }
+homepage = { workspace = true }
+license = { workspace = true }
+edition = { workspace = true }
+
+[dependencies]
+async-trait = { workspace = true }
+serde_json = { workspace = true }
+solana-rpc-client-api = { workspace = true }
+
+[package.metadata.docs.rs]
+targets = ["x86_64-unknown-linux-gnu"]

rpc-client/src/rpc_sender.rs → rpc-sender/src/lib.rs

@@ -23,7 +23,7 @@ pub struct RpcTransportStats {
 /// `RpcSender` implements the underlying transport of requests to, and
 /// responses from, a Solana node, and is used primarily by [`RpcClient`].
 ///
-/// [`RpcClient`]: crate::rpc_client::RpcClient
+/// [`RpcClient`]: https://docs.rs/solana-rpc-client/latest/solana_rpc_client/rpc_client/struct.RpcClient.html
 #[async_trait]
 pub trait RpcSender {
     async fn send(