feat(cast): transaction to transaction request (#11151)

* feat(cast): transaction to transaction request

* fixes

* fixes

* fixes

* fixes

* kept json

Author: Rimeeeeee

crates/cast/src/args.rs

@@ -507,7 +507,7 @@ pub async fn run_command(args: CastArgs) -> Result<()> {
         }
         CastSubcommand::Run(cmd) => cmd.run().await?,
         CastSubcommand::SendTx(cmd) => cmd.run().await?,
-        CastSubcommand::Tx { tx_hash, from, nonce, field, raw, rpc } => {
+        CastSubcommand::Tx { tx_hash, from, nonce, field, raw, rpc, to_request } => {
             let config = rpc.load_config()?;
             let provider = utils::get_provider(&config)?;
 
@@ -516,7 +516,9 @@ pub async fn run_command(args: CastArgs) -> Result<()> {
 
             sh_println!(
                 "{}",
-                Cast::new(&provider).transaction(tx_hash, from, nonce, field, raw).await?
+                Cast::new(&provider)
+                    .transaction(tx_hash, from, nonce, field, raw, to_request)
+                    .await?
             )?
         }
 

crates/cast/src/lib.rs

@@ -763,7 +763,7 @@ impl<P: Provider<AnyNetwork>> Cast<P> {
     ///     ProviderBuilder::<_, _, AnyNetwork>::default().connect("http://localhost:8545").await?;
     /// let cast = Cast::new(provider);
     /// let tx_hash = "0xf8d1713ea15a81482958fb7ddf884baee8d3bcc478c5f2f604e008dc788ee4fc";
-    /// let tx = cast.transaction(Some(tx_hash.to_string()), None, None, None, false).await?;
+    /// let tx = cast.transaction(Some(tx_hash.to_string()), None, None, None, false, false).await?;
     /// println!("{}", tx);
     /// # Ok(())
     /// # }
@@ -775,6 +775,7 @@ impl<P: Provider<AnyNetwork>> Cast<P> {
         nonce: Option<u64>,
         field: Option<String>,
         raw: bool,
+        to_request: bool,
     ) -> Result<String> {
         let tx = if let Some(tx_hash) = tx_hash {
             let tx_hash = TxHash::from_str(&tx_hash).wrap_err("invalid tx hash")?;
@@ -811,6 +812,10 @@ impl<P: Provider<AnyNetwork>> Cast<P> {
         } else if shell::is_json() {
             // to_value first to sort json object keys
             serde_json::to_value(&tx)?.to_string()
+        } else if to_request {
+            serde_json::to_string_pretty(&TransactionRequest::from_recovered_transaction(
+                tx.into(),
+            ))?
         } else {
             tx.pretty()
         })

crates/cast/src/opts.rs

@@ -496,6 +496,10 @@ pub enum CastSubcommand {
 
         #[command(flatten)]
         rpc: RpcOpts,
+
+        /// If specified, the transaction will be converted to a TransactionRequest JSON format.
+        #[arg(long)]
+        to_request: bool,
     },
 
     /// Get the transaction receipt for a transaction.

crates/cast/tests/cli/main.rs

@@ -1730,6 +1730,34 @@ casttest!(tx_raw, |_prj, cmd| {
 "#]]);
 });
 
+casttest!(tx_to_request_json, |_prj, cmd| {
+    let rpc = next_http_rpc_endpoint();
+
+    // <https://etherscan.io/getRawTx?tx=0x44f2aaa351460c074f2cb1e5a9e28cbc7d83f33e425101d2de14331c7b7ec31e>
+    cmd.args([
+        "tx",
+        "0x44f2aaa351460c074f2cb1e5a9e28cbc7d83f33e425101d2de14331c7b7ec31e",
+        "--to-request",
+        "--rpc-url",
+        rpc.as_str(),
+    ])
+    .assert_success()
+    .stdout_eq(str![[r#"
+{
+  "from": "0x199d5ed7f45f4ee35960cf22eade2076e95b253f",
+  "to": "0x91da5bf3f8eb72724e6f50ec6c3d199c6355c59c",
+  "gasPrice": "0x2743b6508",
+  "gas": "0x7530",
+  "value": "0xa0a73f33e9e4cc",
+  "input": "0x",
+  "nonce": "0x4c54",
+  "chainId": "0x1",
+  "type": "0x0"
+}
+
+"#]]);
+});
+
 casttest!(tx_using_sender_and_nonce, |_prj, cmd| {
     let rpc = "https://reth-ethereum.ithaca.xyz/rpc";
     // <https://etherscan.io/tx/0x5bcd22734cca2385dc25b2d38a3d33a640c5961bd46d390dff184c894204b594>