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feat: add tx_count_hint to EthBlockExecutionCtx #251

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Merged
mattsse merged 1 commit into from
Jan 16, 2026
Merged

feat: add tx_count_hint to EthBlockExecutionCtx #251

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5 changes: 4 additions & 1 deletion crates/evm/src/eth/block.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,8 @@ pub struct EthBlockExecutionCtx<'a> {
pub withdrawals: Option<Cow<'a, Withdrawals>>,
/// Block extra data.
pub extra_data: Bytes,
/// Block transactions count hint. Used to preallocate the receipts vector.
pub tx_count_hint: Option<usize>,
}

/// Block executor for Ethereum.
Expand Down Expand Up @@ -72,10 +74,11 @@ where
{
/// Creates a new [`EthBlockExecutor`]
pub fn new(evm: Evm, ctx: EthBlockExecutionCtx<'a>, spec: Spec, receipt_builder: R) -> Self {
let tx_count_hint = ctx.tx_count_hint.unwrap_or_default();
Self {
evm,
ctx,
receipts: Vec::new(),
receipts: Vec::with_capacity(tx_count_hint),
gas_used: 0,
blob_gas_used: 0,
system_caller: SystemCaller::new(spec.clone()),
Expand Down