draft no std

Cargo.toml

@@ -33,6 +33,8 @@ tree_hash = "0.7.0"
 sha2 = "0.9"
 bls12_381 = { version = "0.8.0", features = ["experimental"] }
 
+anyhow = { version = "1.0", default-features = false }
+
 # execution
 alloy = { version = "0.2.1", features = [
     "rpc-types",
@@ -43,14 +45,14 @@ alloy = { version = "0.2.1", features = [
     "sol-types",
     "network",
     "ssz",
-]}
+] }
 revm = { version = "12.1.0", default-features = false, features = [
     "std",
     "serde",
     "optional_block_gas_limit",
     "optional_eip3607",
     "optional_no_base_fee",
-]}
+] }
 triehash-ethereum = { git = "https://github.com/openethereum/parity-ethereum", rev = "55c90d4016505317034e3e98f699af07f5404b63" }
 
 # async/futures
@@ -60,16 +62,16 @@ tokio = { version = "1", features = ["rt", "sync", "macros"] }
 
 # io
 reqwest = { version = "0.12.4", features = ["json"] }
-serde = { version = "1.0.143", features = ["derive"] }
+serde = { version = "1.0.143", features = ["derive"], default-features = false }
 serde_json = "1.0.85"
 
 # misc
-eyre = "0.6.8"
 hex = "0.4.3"
 toml = "0.5.9"
 tracing = "0.1.37"
 chrono = "0.4.23"
-thiserror = "1.0.37"
+thiserror = { version = "1.0.37", default-features = false }
+thiserror-no-std = "2.0.2"
 superstruct = "0.7.0"
 openssl = { version = "0.10", features = ["vendored"] }
 zduny-wasm-timer = "0.2.8"
@@ -96,7 +98,6 @@ serde = { version = "1.0.154", features = ["derive"] }
 [target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]
 alloy = { version = "0.2.1", features = ["full"] }
 tokio = { version = "1", features = ["full"] }
-eyre = "0.6.8"
 dirs = "5.0.1"
 tracing-subscriber = { version = "0.3.17", features = ["env-filter"] }
 tracing = "0.1.37"

README.md

@@ -100,7 +100,7 @@ use std::{path::PathBuf, str::FromStr, env};
 
 use helios::{client::ClientBuilder, config::networks::Network, types::BlockTag, prelude::*};
 use alloy::primitives::{utils, Address};
-use eyre::Result;
+use anyhow::Result;
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -136,7 +136,7 @@ Below we demonstrate fetching checkpoints from the community-maintained list of
 > This is a community-maintained list and thus no security guarantees are provided. Attacks on your light client can occur if malicious checkpoints are set in the list. Please use the explicit `checkpoint` flag, environment variable, or config setting with an updated, and verified checkpoint.
 
 ```rust
-use eyre::Result;
+use anyhow::Result;
 use helios::config::{checkpoints, networks};
 
 #[tokio::main]

benches/harness.rs

@@ -14,7 +14,7 @@ use std::{path::PathBuf, str::FromStr};
 /// The `build` method will fetch a list of [CheckpointFallbackService](config::CheckpointFallbackService)s from a community-mainained list by ethPandaOps.
 /// This list is NOT guaranteed to be secure, but is provided in good faith.
 /// The raw list can be found here: https://github.com/ethpandaops/checkpoint-sync-health-checks/blob/master/_data/endpoints.yaml
-pub async fn fetch_mainnet_checkpoint() -> eyre::Result<B256> {
+pub async fn fetch_mainnet_checkpoint() -> anyhow::Result<B256> {
     let cf = config::CheckpointFallback::new().build().await.unwrap();
     cf.fetch_latest_checkpoint(&networks::Network::MAINNET)
         .await
@@ -26,11 +26,11 @@ pub async fn fetch_mainnet_checkpoint() -> eyre::Result<B256> {
 /// The client is parameterized with a [FileDB](client::FileDB).
 /// It will also use the environment variable `MAINNET_EXECUTION_RPC` to connect to a mainnet node.
 /// The client will use `https://www.lightclientdata.org` as the consensus RPC.
-pub fn construct_mainnet_client(rt: &tokio::runtime::Runtime) -> eyre::Result<Client<FileDB>> {
+pub fn construct_mainnet_client(rt: &tokio::runtime::Runtime) -> anyhow::Result<Client<FileDB>> {
     rt.block_on(inner_construct_mainnet_client())
 }
 
-pub async fn inner_construct_mainnet_client() -> eyre::Result<Client<FileDB>> {
+pub async fn inner_construct_mainnet_client() -> anyhow::Result<Client<FileDB>> {
     let benchmark_rpc_url = std::env::var("MAINNET_EXECUTION_RPC")?;
     let mut client = client::ClientBuilder::new()
         .network(networks::Network::MAINNET)
@@ -45,7 +45,7 @@ pub async fn inner_construct_mainnet_client() -> eyre::Result<Client<FileDB>> {
 
 pub async fn construct_mainnet_client_with_checkpoint(
     checkpoint: B256,
-) -> eyre::Result<Client<FileDB>> {
+) -> anyhow::Result<Client<FileDB>> {
     let benchmark_rpc_url = std::env::var("MAINNET_EXECUTION_RPC")?;
     let mut client = client::ClientBuilder::new()
         .network(networks::Network::MAINNET)
@@ -75,7 +75,7 @@ pub fn construct_runtime() -> tokio::runtime::Runtime {
 /// The client is parameterized with a [FileDB](client::FileDB).
 /// It will also use the environment variable `GOERLI_EXECUTION_RPC` to connect to a mainnet node.
 /// The client will use `http://testing.prater.beacon-api.nimbus.team` as the consensus RPC.
-pub fn construct_goerli_client(rt: &tokio::runtime::Runtime) -> eyre::Result<Client<FileDB>> {
+pub fn construct_goerli_client(rt: &tokio::runtime::Runtime) -> anyhow::Result<Client<FileDB>> {
     rt.block_on(async {
         let benchmark_rpc_url = std::env::var("GOERLI_EXECUTION_RPC")?;
         let mut client = client::ClientBuilder::new()
@@ -94,7 +94,7 @@ pub fn get_balance(
     rt: &tokio::runtime::Runtime,
     client: Client<FileDB>,
     address: &str,
-) -> eyre::Result<U256> {
+) -> anyhow::Result<U256> {
     rt.block_on(async {
         let block = BlockTag::Latest;
         let address = Address::from_str(address)?;

cli/Cargo.toml

@@ -9,7 +9,7 @@ path = "src/main.rs"
 
 [dependencies]
 tokio.workspace = true
-eyre.workspace = true
+anyhow.workspace = true
 tracing.workspace = true
 futures.workspace = true
 alloy.workspace = true

cli/src/main.rs

@@ -9,7 +9,7 @@ use std::{
 use alloy::primitives::B256;
 use clap::Parser;
 use dirs::home_dir;
-use eyre::Result;
+use anyhow::Result;
 use futures::executor::block_on;
 use tracing::{error, info};
 use tracing_subscriber::filter::{EnvFilter, LevelFilter};

client/Cargo.toml

@@ -5,7 +5,7 @@ edition = "2021"
 
 [dependencies]
 alloy.workspace = true
-eyre.workspace = true
+anyhow.workspace = true
 serde.workspace = true
 hex.workspace = true
 futures.workspace = true

client/src/client.rs

@@ -7,7 +7,7 @@ use alloy::primitives::{Address, Bytes, B256, U256};
 use alloy::rpc::types::{
     Filter, Log, SyncStatus, Transaction, TransactionReceipt, TransactionRequest,
 };
-use eyre::{eyre, Result};
+use anyhow::{anyhow, Result};
 use tracing::{info, warn};
 use zduny_wasm_timer::Delay;
 
@@ -112,7 +112,7 @@ impl ClientBuilder {
             let config = self
                 .config
                 .as_ref()
-                .ok_or(eyre!("missing network config"))?;
+                .ok_or(anyhow!("missing network config"))?;
             config.to_base_config()
         };
 

client/src/errors.rs

@@ -1,4 +1,4 @@
-use eyre::Report;
+use anyhow::Report;
 use thiserror::Error;
 
 use common::errors::BlockNotFoundError;

client/src/node.rs

@@ -4,7 +4,7 @@ use alloy::primitives::{Address, Bytes, B256, U256};
 use alloy::rpc::types::{
     Filter, Log, SyncInfo, SyncStatus, Transaction, TransactionReceipt, TransactionRequest,
 };
-use eyre::{eyre, Result};
+use anyhow::{anyhow, Result};
 use zduny_wasm_timer::{SystemTime, UNIX_EPOCH};
 
 use common::types::{Block, BlockTag};
@@ -119,7 +119,7 @@ impl<DB: Database> Node<DB> {
         let value = account.slots.get(&slot);
         match value {
             Some(value) => Ok(*value),
-            None => Err(eyre!("slot not found")),
+            None => Err(anyhow!("slot not found")),
         }
     }
 

client/src/rpc.rs

@@ -5,7 +5,7 @@ use alloy::primitives::{Address, Bytes, B256, U256, U64};
 use alloy::rpc::types::{
     Filter, Log, SyncStatus, Transaction, TransactionReceipt, TransactionRequest,
 };
-use eyre::Result;
+use anyhow::Result;
 use jsonrpsee::{
     core::{async_trait, server::Methods, Error},
     proc_macros::rpc,

common/Cargo.toml

@@ -5,11 +5,12 @@ edition = "2021"
 
 [dependencies]
 alloy = { version = "0.2.1", features = ["rpc-types"] }
-eyre.workspace = true
+anyhow.workspace = true
 serde.workspace = true
 hex.workspace = true
 serde_json.workspace = true
 superstruct.workspace = true
 thiserror.workspace = true
+thiserror-no-std.workspace = true
 tracing.workspace = true
 zduny-wasm-timer.workspace = true