Merge pull request #89 from anton-rs/rf/fix/default-hasher

chore: hashmap defaults

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "superchain"
 description = "The Superchain Registry"
-version = "0.9.1"
+version = "0.9.2"
 edition = "2021"
 rust-version = "1.81"
 authors = ["refcell", "clabby"]

src/lib.rs

@@ -12,7 +12,7 @@
 
 extern crate alloc;
 
-pub use alloy_primitives::map::HashMap;
+pub use alloy_primitives::map::{DefaultHashBuilder, HashMap};
 pub use op_alloy_genesis::{ChainConfig, RollupConfig};
 
 pub mod chain_list;
@@ -29,10 +29,10 @@ lazy_static::lazy_static! {
     pub static ref CHAINS: alloc::vec::Vec<Chain> = _INIT.chains.clone();
 
     /// OP Chain configurations exported from the registry
-    pub static ref OPCHAINS: HashMap<u64, ChainConfig> = _INIT.op_chains.clone();
+    pub static ref OPCHAINS: HashMap<u64, ChainConfig, DefaultHashBuilder> = _INIT.op_chains.clone();
 
     /// Rollup configurations exported from the registry
-    pub static ref ROLLUP_CONFIGS: HashMap<u64, RollupConfig> = _INIT.rollup_configs.clone();
+    pub static ref ROLLUP_CONFIGS: HashMap<u64, RollupConfig, DefaultHashBuilder> = _INIT.rollup_configs.clone();
 }
 
 #[cfg(test)]

src/superchain.rs

@@ -2,7 +2,10 @@
 
 use super::Chain;
 use alloc::{string::String, vec::Vec};
-use alloy_primitives::{map::HashMap, Address};
+use alloy_primitives::{
+    map::{DefaultHashBuilder, HashMap},
+    Address,
+};
 use op_alloy_genesis::{chain::HardForkConfiguration, ChainConfig, RollupConfig};
 
 /// A superchain configuration.
@@ -62,9 +65,9 @@ pub struct Registry {
     /// The list of chains.
     pub chains: Vec<Chain>,
     /// Map of chain IDs to their chain configuration.
-    pub op_chains: HashMap<u64, ChainConfig>,
+    pub op_chains: HashMap<u64, ChainConfig, DefaultHashBuilder>,
     /// Map of chain IDs to their rollup configurations.
-    pub rollup_configs: HashMap<u64, RollupConfig>,
+    pub rollup_configs: HashMap<u64, RollupConfig, DefaultHashBuilder>,
 }
 
 impl Registry {
@@ -84,8 +87,8 @@ impl Registry {
     pub fn from_chain_list() -> Self {
         let chains = Self::read_chain_list();
         let superchains = Self::read_superchain_configs();
-        let mut op_chains = HashMap::new();
-        let mut rollup_configs = HashMap::new();
+        let mut op_chains = HashMap::default();
+        let mut rollup_configs = HashMap::default();
 
         for superchain in superchains.superchains {
             for mut chain_config in superchain.chains {