feat(alloy-rpc-types-eth): Optional serde (#1276)

* feat: optional serde

* feat: optional serde

* fix: tests

* fix: enable serde for alloy-rpc-types-trace

* fix: non-attr serde

crates/contract/Cargo.toml

@@ -22,7 +22,7 @@ workspace = true
 alloy-network.workspace = true
 alloy-network-primitives.workspace = true
 alloy-provider.workspace = true
-alloy-rpc-types-eth.workspace = true
+alloy-rpc-types-eth = { workspace = true, features = ["serde"] }
 alloy-transport.workspace = true
 
 alloy-dyn-abi = { workspace = true, features = ["std"] }

crates/network/Cargo.toml

@@ -24,7 +24,7 @@ alloy-eips = { workspace = true, features = ["serde"] }
 alloy-json-rpc.workspace = true
 alloy-network-primitives.workspace = true
 alloy-primitives.workspace = true
-alloy-rpc-types-eth.workspace = true
+alloy-rpc-types-eth = { workspace = true, features = ["std", "serde"] }
 alloy-signer.workspace = true
 alloy-serde.workspace = true
 alloy-sol-types.workspace = true

crates/provider/Cargo.toml

@@ -29,7 +29,7 @@ alloy-signer-local = { workspace = true, optional = true }
 alloy-rpc-client.workspace = true
 alloy-rpc-types-admin = { workspace = true, optional = true }
 alloy-rpc-types-anvil = { workspace = true, optional = true }
-alloy-rpc-types-eth.workspace = true
+alloy-rpc-types-eth = { workspace = true, features = ["serde"] }
 alloy-rpc-types-trace = { workspace = true, optional = true }
 alloy-rpc-types-txpool = { workspace = true, optional = true }
 alloy-rpc-types-engine = { workspace = true, optional = true }

crates/rpc-types-eth/Cargo.toml

@@ -19,18 +19,19 @@ rustdoc-args = ["--cfg", "docsrs"]
 workspace = true
 
 [dependencies]
+alloy-eips.workspace = true
 alloy-serde.workspace = true
+alloy-consensus.workspace = true
 alloy-network-primitives.workspace = true
 alloy-rlp = { workspace = true, features = ["arrayvec", "derive"] }
-alloy-primitives = { workspace = true, features = ["rlp", "serde"] }
-alloy-consensus = { workspace = true, features = ["serde"] }
-alloy-eips = { workspace = true, features = ["serde"] }
+alloy-primitives = { workspace = true, features = ["rlp"] }
 
+itertools.workspace = true
 derive_more = { workspace = true, features = ["display"] }
 
-itertools.workspace = true
-serde = { workspace = true, features = ["derive"] }
-serde_json.workspace = true
+# serde
+serde = { workspace = true, features = ["derive"], optional = true }
+serde_json = { workspace = true, optional = true }
 
 # `no_std` compatibility
 cfg-if.workspace = true
@@ -59,8 +60,9 @@ similar-asserts.workspace = true
 assert_matches.workspace = true
 
 [features]
-default = ["std"]
+default = ["std", "serde"]
 std = ["alloy-primitives/std", "alloy-consensus/std", "alloy-eips/std"]
+serde = ["dep:serde", "dep:serde_json", "alloy-primitives/serde", "alloy-consensus/serde", "alloy-eips/serde"]
 arbitrary = [
  "std",
  "dep:arbitrary",

crates/rpc-types-eth/src/account.rs

@@ -1,22 +1,23 @@
 use alloy_primitives::{Address, Bytes, B256, B512, U256};
 use alloy_serde::storage::JsonStorageKey;
-use serde::{Deserialize, Serialize};
 
 use alloc::{string::String, vec::Vec};
 
 // re-export account type for `eth_getAccount`
 pub use alloy_consensus::Account;
 
 /// Account information.
-#[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Clone, Debug, Default, PartialEq, Eq)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct AccountInfo {
  /// Account name
  pub name: String,
 }
 
 /// Data structure with proof for one single storage-entry
-#[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize)]
-#[serde(rename_all = "camelCase")]
+#[derive(Clone, Debug, Default, PartialEq, Eq)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
+#[cfg_attr(feature = "serde", serde(rename_all = "camelCase"))]
 pub struct EIP1186StorageProof {
  /// Storage key.
  pub key: JsonStorageKey,
@@ -27,8 +28,9 @@ pub struct EIP1186StorageProof {
 }
 
 /// Response for EIP-1186 account proof `eth_getProof`
-#[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize)]
-#[serde(rename_all = "camelCase")]
+#[derive(Clone, Debug, Default, PartialEq, Eq)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
+#[cfg_attr(feature = "serde", serde(rename_all = "camelCase"))]
 pub struct EIP1186AccountProofResponse {
  /// The account address.
  pub address: Address,
@@ -37,7 +39,7 @@ pub struct EIP1186AccountProofResponse {
  /// The hash of the code of the account.
  pub code_hash: B256,
  /// The account nonce.
- #[serde(with = "alloy_serde::quantity")]
+ #[cfg_attr(feature = "serde", serde(with = "alloy_serde::quantity"))]
  pub nonce: u64,
  /// The hash of the storage of the account.
  pub storage_hash: B256,
@@ -48,22 +50,24 @@ pub struct EIP1186AccountProofResponse {
 }
 
 /// Extended account information (used by `parity_allAccountInfo`).
-#[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Clone, Debug, Default, PartialEq, Eq)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct ExtAccountInfo {
  /// Account name
  pub name: String,
  /// Account meta JSON
  pub meta: String,
  /// Account UUID (`None` for address book entries)
- #[serde(skip_serializing_if = "Option::is_none")]
+ #[cfg_attr(feature = "serde", serde(skip_serializing_if = "Option::is_none"))]
  pub uuid: Option<String>,
 }
 
 /// account derived from a signature
 /// as well as information that tells if it is valid for
 /// the current chain
-#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
-#[serde(rename_all = "camelCase")]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
+#[cfg_attr(feature = "serde", serde(rename_all = "camelCase"))]
 pub struct RecoveredAccount {
  /// address of the recovered account
  pub address: Address,
@@ -76,6 +80,7 @@ pub struct RecoveredAccount {
 }
 
 #[test]
+#[cfg(feature = "serde")]
 fn test_eip_1186_account_without_storage_proof() {
  let response = r#"{
  "address":"0xc36442b4a4522e871399cd717abdd847ab11fe88",