refactor: replace once_cell Lazy with LazyLock

.github/workflows/lint.yml

@@ -87,7 +87,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.79" # MSRV
+          toolchain: "1.80" # MSRV
       - uses: Swatinem/rust-cache@v2
         with:
           cache-on-failure: true
@@ -130,7 +130,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.79" # MSRV
+          toolchain: "1.80" # MSRV
       - uses: Swatinem/rust-cache@v2
         with:
           cache-on-failure: true

Cargo.toml

@@ -1,7 +1,7 @@
 [workspace.package]
 version = "1.0.3"
 edition = "2021"
-rust-version = "1.79"
+rust-version = "1.80"
 license = "MIT OR Apache-2.0"
 homepage = "https://paradigmxyz.github.io/reth"
 repository = "https://github.com/paradigmxyz/reth"
@@ -462,7 +462,7 @@ rayon = "1.7"
 itertools = "0.13"
 parking_lot = "0.12"
 modular-bitfield = "0.11.2"
-once_cell = "1.17"
+once_cell = "1.19.0"
 syn = "2.0"
 nybbles = "0.2.1"
 smallvec = "1"

README.md

@@ -87,7 +87,7 @@ When updating this, also update:
 - .github/workflows/lint.yml
 -->
 
-The Minimum Supported Rust Version (MSRV) of this project is [1.79.0](https://blog.rust-lang.org/2024/06/13/Rust-1.79.0.html).
+The Minimum Supported Rust Version (MSRV) of this project is [1.80.0](https://blog.rust-lang.org/2024/07/25/Rust-1.80.0.html).
 
 See the book for detailed instructions on how to [build from source](https://paradigmxyz.github.io/reth/installation/source.html).
 

clippy.toml

@@ -1,2 +1,2 @@
-msrv = "1.79"
+msrv = "1.80"
 too-large-for-stack = 128

crates/ethereum-forks/Cargo.toml

@@ -16,14 +16,14 @@ workspace = true
 alloy-chains.workspace = true
 alloy-primitives = { workspace = true, features = ["serde", "rand", "rlp"] }
 alloy-rlp = { workspace = true, features = ["arrayvec", "derive"] }
+once_cell.workspace = true
 
 # used for forkid
 crc = "3"
 
 # misc
 serde = { workspace = true, features = ["derive"], optional = true }
 thiserror-no-std = { workspace = true, default-features = false }
-once_cell.workspace = true
 dyn-clone.workspace = true
 rustc-hash = { workspace = true, optional = true }
 

crates/metrics/metrics-derive/Cargo.toml

@@ -18,7 +18,6 @@ proc-macro2.workspace = true
 syn = { workspace = true, features = ["extra-traits"] }
 quote.workspace = true
 regex = "1.6.0"
-once_cell.workspace = true
 
 [dev-dependencies]
 metrics.workspace = true

crates/metrics/metrics-derive/src/expand.rs

@@ -1,6 +1,6 @@
-use once_cell::sync::Lazy;
 use quote::{quote, ToTokens};
 use regex::Regex;
+use std::sync::LazyLock;
 use syn::{
     punctuated::Punctuated, Attribute, Data, DeriveInput, Error, Expr, Field, Lit, LitBool, LitStr,
     Meta, MetaNameValue, Result, Token,
@@ -11,8 +11,8 @@ use crate::{metric::Metric, with_attrs::WithAttrs};
 /// Metric name regex according to Prometheus data model
 ///
 /// See <https://prometheus.io/docs/concepts/data_model/#metric-names-and-labels>
-static METRIC_NAME_RE: Lazy<Regex> =
-    Lazy::new(|| Regex::new(r"^[a-zA-Z_:.][a-zA-Z0-9_:.]*$").unwrap());
+static METRIC_NAME_RE: LazyLock<Regex> =
+    LazyLock::new(|| Regex::new(r"^[a-zA-Z_:.][a-zA-Z0-9_:.]*$").unwrap());
 
 /// Supported metrics separators
 const SUPPORTED_SEPARATORS: &[&str] = &[".", "_", ":"];

crates/metrics/metrics-derive/tests/metrics.rs

@@ -1,10 +1,12 @@
 use metrics::{
     Counter, Gauge, Histogram, Key, KeyName, Label, Metadata, Recorder, SharedString, Unit,
 };
-use once_cell::sync::Lazy;
 use reth_metrics_derive::Metrics;
 use serial_test::serial;
-use std::{collections::HashMap, sync::Mutex};
+use std::{
+    collections::HashMap,
+    sync::{LazyLock, Mutex},
+};
 
 #[allow(dead_code)]
 #[derive(Metrics)]
@@ -58,7 +60,7 @@ struct DynamicScopeMetrics {
     skipped_field_e: u128,
 }
 
-static RECORDER: Lazy<TestRecorder> = Lazy::new(TestRecorder::new);
+static RECORDER: LazyLock<TestRecorder> = LazyLock::new(TestRecorder::new);
 
 fn test_describe(scope: &str) {
     assert_eq!(RECORDER.metrics_len(), 4);

crates/node/metrics/Cargo.toml

@@ -20,8 +20,6 @@ metrics-util.workspace = true
 
 tokio.workspace = true
 
-once_cell.workspace = true
-
 jsonrpsee = { workspace = true, features = ["server"] }
 http.workspace = true
 tower.workspace = true

crates/node/metrics/src/recorder.rs

@@ -3,7 +3,7 @@
 use eyre::WrapErr;
 use metrics_exporter_prometheus::{PrometheusBuilder, PrometheusHandle};
 use metrics_util::layers::{PrefixLayer, Stack};
-use once_cell::sync::Lazy;
+use std::sync::LazyLock;
 
 /// Installs the Prometheus recorder as the global recorder.
 pub fn install_prometheus_recorder() -> &'static PrometheusHandle {
@@ -12,8 +12,8 @@ pub fn install_prometheus_recorder() -> &'static PrometheusHandle {
 
 /// The default Prometheus recorder handle. We use a global static to ensure that it is only
 /// installed once.
-static PROMETHEUS_RECORDER_HANDLE: Lazy<PrometheusHandle> =
-    Lazy::new(|| PrometheusRecorder::install().unwrap());
+static PROMETHEUS_RECORDER_HANDLE: LazyLock<PrometheusHandle> =
+    LazyLock::new(|| PrometheusRecorder::install().unwrap());
 
 /// Prometheus recorder installer
 #[derive(Debug)]

crates/primitives/Cargo.toml

@@ -41,7 +41,6 @@ c-kzg = { workspace = true, features = ["serde"], optional = true }
 bytes.workspace = true
 derive_more.workspace = true
 modular-bitfield = { workspace = true, optional = true }
-once_cell.workspace = true
 rayon.workspace = true
 serde.workspace = true
 tempfile = { workspace = true, optional = true }

crates/primitives/src/transaction/mod.rs

@@ -11,9 +11,9 @@ use alloy_rlp::{
 use bytes::Buf;
 use core::mem;
 use derive_more::{AsRef, Deref};
-use once_cell::sync::Lazy;
 use rayon::prelude::{IntoParallelIterator, ParallelIterator};
 use serde::{Deserialize, Serialize};
+use std::sync::LazyLock;
 
 pub use access_list::{AccessList, AccessListItem};
 pub use eip1559::TxEip1559;
@@ -76,8 +76,8 @@ pub type TxHashOrNumber = BlockHashOrNumber;
 
 // Expected number of transactions where we can expect a speed-up by recovering the senders in
 // parallel.
-pub(crate) static PARALLEL_SENDER_RECOVERY_THRESHOLD: Lazy<usize> =
-    Lazy::new(|| match rayon::current_num_threads() {
+pub(crate) static PARALLEL_SENDER_RECOVERY_THRESHOLD: LazyLock<usize> =
+    LazyLock::new(|| match rayon::current_num_threads() {
         0..=1 => usize::MAX,
         2..=8 => 10,
         _ => 5,

crates/trie/db/Cargo.toml

@@ -67,7 +67,6 @@ tokio = { workspace = true, default-features = false, features = [
     "macros",
 ] }
 tokio-stream.workspace = true
-once_cell.workspace = true
 serde_json.workspace = true
 similar-asserts.workspace = true
 criterion.workspace = true

crates/trie/db/tests/proof.rs

@@ -1,4 +1,3 @@
-use once_cell::sync::Lazy;
 use reth_chainspec::{Chain, ChainSpec, HOLESKY, MAINNET};
 use reth_db_api::database::Database;
 use reth_primitives::{
@@ -11,7 +10,10 @@ use reth_storage_errors::provider::ProviderResult;
 use reth_trie::{proof::Proof, Nibbles, StateRoot};
 use reth_trie_common::{AccountProof, StorageProof};
 use reth_trie_db::{DatabaseProof, DatabaseStateRoot};
-use std::{str::FromStr, sync::Arc};
+use std::{
+    str::FromStr,
+    sync::{Arc, LazyLock},
+};
 
 /*
     World State (sampled from <https://ethereum.stackexchange.com/questions/268/ethereum-block-architecture/6413#6413>)
@@ -24,7 +26,7 @@ use std::{str::FromStr, sync::Arc};
 
     All expected testspec results were obtained from querying proof RPC on the running geth instance `geth init crates/trie/testdata/proof-genesis.json && geth --http`.
 */
-static TEST_SPEC: Lazy<Arc<ChainSpec>> = Lazy::new(|| {
+static TEST_SPEC: LazyLock<Arc<ChainSpec>> = LazyLock::new(|| {
     ChainSpec {
         chain: Chain::from_id(12345),
         genesis: serde_json::from_str(include_str!("../../trie/testdata/proof-genesis.json"))

crates/trie/trie/Cargo.toml

@@ -65,7 +65,6 @@ tokio = { workspace = true, default-features = false, features = [
     "macros",
 ] }
 tokio-stream.workspace = true
-once_cell.workspace = true
 serde_json.workspace = true
 similar-asserts.workspace = true
 criterion.workspace = true

examples/manual-p2p/Cargo.toml

@@ -20,4 +20,3 @@ futures.workspace = true
 tokio.workspace = true
 
 eyre.workspace = true
-once_cell.workspace = true

examples/manual-p2p/src/main.rs

@@ -9,7 +9,6 @@
 use std::time::Duration;
 
 use futures::StreamExt;
-use once_cell::sync::Lazy;
 use reth_chainspec::{Chain, MAINNET};
 use reth_discv4::{DiscoveryUpdate, Discv4, Discv4ConfigBuilder, DEFAULT_DISCOVERY_ADDRESS};
 use reth_ecies::stream::ECIESStream;
@@ -20,12 +19,13 @@ use reth_network::config::rng_secret_key;
 use reth_network_peers::{mainnet_nodes, pk2id, NodeRecord};
 use reth_primitives::{EthereumHardfork, Head, MAINNET_GENESIS_HASH};
 use secp256k1::{SecretKey, SECP256K1};
+use std::sync::LazyLock;
 use tokio::net::TcpStream;
 
 type AuthedP2PStream = P2PStream<ECIESStream<TcpStream>>;
 type AuthedEthStream = EthStream<P2PStream<ECIESStream<TcpStream>>>;
 
-pub static MAINNET_BOOT_NODES: Lazy<Vec<NodeRecord>> = Lazy::new(mainnet_nodes);
+pub static MAINNET_BOOT_NODES: LazyLock<Vec<NodeRecord>> = LazyLock::new(mainnet_nodes);
 
 #[tokio::main]
 async fn main() -> eyre::Result<()> {