add eyre and update wallet examples

examples/wallets/Cargo.toml

@@ -24,7 +24,7 @@ alloy-signer-wallet = { workspace = true, features = ["mnemonic", "yubihsm"] }
 alloy-sol-types.workspace = true
 alloy-transport-http.workspace = true
 
-rand.workspace = true
+eyre.workspace = true
 reqwest.workspace = true
 serde.workspace = true
 tokio = { workspace = true, features = ["macros", "rt-multi-thread"] }

examples/wallets/examples/ledger_signer.rs

@@ -7,15 +7,18 @@ use alloy_rpc_client::RpcClient;
 use alloy_rpc_types::request::TransactionRequest;
 use alloy_signer_ledger::{HDPath, LedgerSigner};
 use alloy_transport_http::Http;
+use eyre::Result;
 use reqwest::Client;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // Instantiate the application by acquiring a lock on the Ledger device.
     let signer = LedgerSigner::new(HDPath::LedgerLive(0), Some(1)).await?;
 
     // Create a provider with the signer and the network.
     let http = Http::<Client>::new("http://localhost:8545".parse()?);
+
+    // Initialize the provider.
     let provider = ProviderBuilder::new()
         .signer(EthereumSigner::from(signer))
         .provider(RootProvider::new(RpcClient::new(http, true)));
@@ -32,7 +35,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     // Broadcast the transaction and wait for the receipt.
     let receipt = provider.send_transaction(tx).await?.with_confirmations(3).get_receipt().await?;
 
-    println!("Send transaction: {:?}", receipt.transaction_hash.unwrap());
+    println!("Send transaction: {:?}", receipt.transaction_hash.unwrap_or_default());
 
     Ok(())
 }

examples/wallets/examples/mnemonic_signer.rs

@@ -1,9 +1,10 @@
 //! Example of using `MnemonicBuilder` to access a wallet from a mnemonic phrase.
 
 use alloy_signer_wallet::{coins_bip39::English, MnemonicBuilder};
+use eyre::Result;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     let phrase = "work man father plunge mystery proud hollow address reunion sauce theory bonus";
     let index = 0u32;
     let password = "TREZOR123";

examples/wallets/examples/private_key_signer.rs

@@ -8,10 +8,11 @@ use alloy_rpc_client::RpcClient;
 use alloy_rpc_types::request::TransactionRequest;
 use alloy_signer_wallet::LocalWallet;
 use alloy_transport_http::Http;
+use eyre::Result;
 use reqwest::Client;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // Spin up an Anvil node.
     let anvil = Anvil::new().block_time(1).spawn();
 

examples/wallets/examples/sign_message.rs

@@ -2,9 +2,10 @@
 
 use alloy_signer::Signer;
 use alloy_signer_wallet::LocalWallet;
+use eyre::Result;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // Setup up wallet.
     let wallet = LocalWallet::random();
 

examples/wallets/examples/sign_permit_hash.rs

@@ -4,6 +4,7 @@ use alloy_primitives::{address, keccak256, U256};
 use alloy_signer::Signer;
 use alloy_signer_wallet::LocalWallet;
 use alloy_sol_types::{eip712_domain, sol, SolStruct};
+use eyre::Result;
 use serde::Serialize;
 
 sol! {
@@ -18,7 +19,7 @@ sol! {
 }
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // Setup up wallet.
     let wallet = LocalWallet::random();
 

examples/wallets/examples/trezor_signer.rs

@@ -7,10 +7,11 @@ use alloy_rpc_client::RpcClient;
 use alloy_rpc_types::request::TransactionRequest;
 use alloy_signer_trezor::{TrezorHDPath, TrezorSigner};
 use alloy_transport_http::Http;
+use eyre::Result;
 use reqwest::Client;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // Instantiate the application by acquiring a lock on the Trezor device.
     let signer = TrezorSigner::new(TrezorHDPath::TrezorLive(0), Some(1)).await?;
 

examples/wallets/examples/yubi_signer.rs

@@ -10,10 +10,11 @@ use alloy_signer_wallet::{
     YubiWallet,
 };
 use alloy_transport_http::Http;
+use eyre::Result;
 use reqwest::Client;
 
 #[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
+async fn main() -> Result<()> {
     // We use USB for the example, but you can connect over HTTP as well. Refer
     // to the [YubiHSM](https://docs.rs/yubihsm/0.34.0/yubihsm/) docs for more information.
     let connector = Connector::usb(&UsbConfig::default());