chore: remove no-std support

.github/workflows/rust-ci.yml

@@ -11,20 +11,4 @@ env:
 
 jobs:
   rust-base:
-    uses: init4tech/actions/.github/workflows/rust-base.yml@main
-
-  test-no-features:
-    name: Test Suite (no default features)
-    runs-on:
-      group: init4-runners
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-      - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@v2
-      - name: Run tests
-        env:
-          CARGO_NET_GIT_FETCH_WITH_CLI: true
-        run: |
-          cargo test --no-default-features
+    uses: init4tech/actions/.github/workflows/rust-base.yml@main

Cargo.toml

@@ -27,16 +27,16 @@ option-if-let-else = "warn"
 redundant-clone = "warn"
 
 [dependencies]
-alloy-rlp = { version = "0.3.10", default-features = false }
+alloy-rlp = { version = "0.3.10", default-features = false, features = ["std"]}
 
-alloy-primitives = { version = "0.8.11", default-features = false }
-alloy-sol-types = { version = "0.8.11", default-features = false }
+alloy-primitives = { version = "0.8.11", default-features = false, features = ["std"]}
+alloy-sol-types = { version = "0.8.11", default-features = false, features = ["std"]}
 
-alloy = { version = "=0.7.3", default-features = false, features = ["consensus", "rpc-types-mev", "eips", "k256"] }
+alloy = { version = "=0.7.3", default-features = false, features = ["consensus", "rpc-types-mev", "eips", "k256", "std"] }
 
-revm = { version = "18.0.0", default-features = false }
+revm = { version = "18.0.0", default-features = false, features = ["std"] }
 
-zenith-types = { version = "0.11", optional = true }
+zenith-types = { version = "0.11" }
 
 dashmap = { version = "6.1.0", optional = true }
 
@@ -57,7 +57,6 @@ tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }
 
 [features]
 default = [
-    "std",
     "concurrent-db",
     "revm/std",
     "revm/c-kzg",
@@ -66,9 +65,7 @@ default = [
     "revm/secp256k1",
 ]
 
-std = ["revm/std", "alloy/std", "alloy-rlp/std", "alloy-primitives/std", "alloy-sol-types/std", "dep:zenith-types"]
-
-concurrent-db = ["std", "dep:dashmap"]
+concurrent-db = ["dep:dashmap"]
 
 test-utils = ["revm/test-utils", "revm/std", "revm/serde-json", "revm/alloydb"]
 

src/connect.rs

@@ -1,9 +1,9 @@
-use alloc::format;
 use core::convert::Infallible;
 use revm::{
     primitives::{EVMError, ResultAndState},
     Database, DatabaseCommit,
 };
+use std::format;
 
 use crate::{
     Block, Cfg, EvmErrored, EvmNeedsBlock, EvmNeedsCfg, EvmNeedsTx, EvmReady, EvmTransacted, Tx,

src/db/sync_state.rs

@@ -1,5 +1,4 @@
 use crate::db::ConcurrentCacheState;
-use alloc::{collections::BTreeMap, vec::Vec};
 use alloy_primitives::{Address, B256, U256};
 use dashmap::mapref::one::RefMut;
 use revm::{
@@ -10,7 +9,10 @@ use revm::{
     primitives::{Account, AccountInfo, Bytecode},
     Database, DatabaseCommit, DatabaseRef, TransitionAccount, TransitionState,
 };
-use std::{collections::hash_map, sync::RwLock};
+use std::{
+    collections::{hash_map, BTreeMap},
+    sync::RwLock,
+};
 
 /// State of the blockchain.
 ///

src/driver/alloy.rs

@@ -1,9 +1,6 @@
-#![cfg(feature = "std")]
-
 use crate::{
     trevm_bail, trevm_ensure, unwrap_or_trevm_err, Block, BundleDriver, DriveBundleResult,
 };
-use alloc::vec::Vec;
 use alloy::{
     consensus::{Transaction, TxEip4844Variant, TxEnvelope},
     eips::{eip2718::Decodable2718, BlockNumberOrTag},

src/driver/mod.rs

@@ -1,5 +1,4 @@
 mod alloy;
-#[cfg(feature = "std")]
 pub use alloy::{BundleError, BundleProcessor};
 
 mod block;

src/evm.rs

@@ -4,7 +4,6 @@ use crate::{
     EvmNeedsCfg, EvmNeedsTx, EvmReady, EvmTransacted, HasBlock, HasCfg, HasTx, NeedsCfg, NeedsTx,
     TransactedState, Tx,
 };
-use alloc::{boxed::Box, fmt};
 use alloy_primitives::{Address, Bytes, U256};
 use core::convert::Infallible;
 use revm::{
@@ -15,6 +14,7 @@ use revm::{
     },
     Database, DatabaseCommit, DatabaseRef, Evm,
 };
+use std::fmt;
 
 /// Trevm provides a type-safe interface to the EVM, using the typestate pattern.
 ///

src/fill/zenith.rs

@@ -1,7 +1,4 @@
-#![cfg(feature = "std")]
-
 use crate::Tx;
-use alloc::vec;
 use alloy_primitives::{Address, U256};
 use alloy_sol_types::SolCall;
 use revm::primitives::{TransactTo, TxEnv};

src/journal/coder.rs

@@ -1,11 +1,4 @@
 use crate::journal::{AcctDiff, BundleStateIndex, InfoOutcome};
-use alloc::{
-    borrow::{Cow, ToOwned},
-    collections::BTreeMap,
-    fmt::Debug,
-    sync::Arc,
-    vec::Vec,
-};
 use alloy_primitives::{Address, Bytes, B256, U256};
 use alloy_rlp::{Buf, BufMut};
 use revm::{
@@ -14,8 +7,14 @@ use revm::{
         eof::EofDecodeError, AccountInfo, Bytecode, Eip7702Bytecode, Eip7702DecodeError, Eof,
     },
 };
+use std::{
+    borrow::{Cow, ToOwned},
+    collections::BTreeMap,
+    fmt::Debug,
+    sync::Arc,
+    vec::Vec,
+};
 
-#[cfg(feature = "std")]
 use zenith_types::Zenith;
 
 type Result<T, E = JournalDecodeError> = core::result::Result<T, E>;
@@ -413,7 +412,6 @@ impl JournalEncode for BundleState {
     }
 }
 
-#[cfg(feature = "std")]
 impl JournalEncode for Zenith::BlockHeader {
     fn serialized_size(&self) -> usize {
         ZENITH_HEADER_BYTES
@@ -639,7 +637,6 @@ impl JournalDecode for BundleState {
     }
 }
 
-#[cfg(feature = "std")]
 impl JournalDecode for Zenith::BlockHeader {
     fn decode(buf: &mut &[u8]) -> Result<Self> {
         Ok(Self {
@@ -655,7 +652,6 @@ impl JournalDecode for Zenith::BlockHeader {
 #[cfg(test)]
 mod test {
     use super::*;
-    use alloc::vec;
 
     fn roundtrip<T: JournalDecode + JournalEncode + PartialEq>(expected: &T) {
         let enc = JournalEncode::encoded(expected);

src/journal/index.rs

@@ -1,9 +1,9 @@
-use alloc::{borrow::Cow, collections::BTreeMap};
 use alloy_primitives::{Address, Sign, B256, I256, U256};
 use revm::{
     db::{states::StorageSlot, AccountStatus, BundleAccount, BundleState},
     primitives::{AccountInfo, Bytecode, HashMap},
 };
+use std::{borrow::Cow, collections::BTreeMap};
 
 /// Outcome of an account info after block execution.
 ///

src/lib.rs

@@ -359,9 +359,6 @@
 #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
 #![deny(unused_must_use, rust_2018_idioms)]
 #![warn(missing_docs, missing_copy_implementations, missing_debug_implementations)]
-#![cfg_attr(not(feature = "std"), no_std)]
-
-extern crate alloc;
 
 mod connect;
 pub use connect::{DbConnect, EvmFactory};
@@ -375,7 +372,7 @@ pub use driver::{
     BlockDriver, BundleDriver, ChainDriver, DriveBlockResult, DriveBundleResult, DriveChainResult,
     RunTxResult,
 };
-#[cfg(feature = "std")]
+
 pub use driver::{BundleError, BundleProcessor};
 
 mod evm;
@@ -387,7 +384,6 @@ pub use ext::EvmExtUnchecked;
 mod fill;
 pub use fill::{Block, Cfg, DisableGasChecks, DisableNonceCheck, NoopBlock, NoopCfg, Tx};
 
-#[cfg(feature = "std")]
 pub mod journal;
 
 mod lifecycle;

src/lifecycle/output.rs

@@ -1,4 +1,3 @@
-use alloc::vec::Vec;
 use alloy::consensus::{ReceiptEnvelope, TxReceipt};
 use alloy_primitives::{Address, Bloom, Bytes, Log};
 use std::sync::OnceLock;

src/system/eip6110.rs

@@ -1,4 +1,3 @@
-use alloc::vec::Vec;
 use alloy::consensus::ReceiptEnvelope;
 use alloy_primitives::{Bytes, Log};
 use alloy_rlp::BufMut;
@@ -147,7 +146,6 @@ where
 #[cfg(test)]
 mod tests {
     use super::*;
-    use alloc::vec;
     use alloy::consensus::{Receipt, ReceiptEnvelope};
     use alloy_primitives::bytes;
 

src/test_utils.rs

@@ -7,7 +7,6 @@ use revm::{
     EvmBuilder, GetInspector,
 };
 
-#[cfg(feature = "std")]
 use revm::inspectors::TracerEip3155;
 
 pub use revm::test_utils as revm_test_utils;
@@ -115,7 +114,6 @@ pub fn test_state_trevm() -> EvmNeedsCfg<'static, (), State<EmptyDB>> {
 
 /// Make a new [`Trevm`] with an in-memory database and a tracer inspector.
 /// The tracer will print all EVM instructions to stdout.
-#[cfg(feature = "std")]
 pub fn test_trevm_tracing() -> EvmNeedsCfg<'static, TracerEip3155, CacheDB<EmptyDB>> {
     test_trevm_with_inspector(TracerEip3155::new(Box::new(std::io::stdout())))
 }