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perf: reuse txenv fee payer for pool slots #5606

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perf: reuse txenv fee payer for pool slots #5606

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6832ef8
perf: reuse txenv fee payer for pool slots
Jun 10, 2026
0a96ba9
Merge remote-tracking branch 'origin/main' into auto-opt/20260610-use…
Jun 14, 2026
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7 changes: 4 additions & 3 deletions crates/transaction-pool/src/transaction.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -379,7 +379,7 @@ impl TempoPooledTransaction {
let fee_token = self
.resolved_fee_token()
.unwrap_or_else(|| self.inner().fee_token().unwrap_or(DEFAULT_FEE_TOKEN));
let fee_payer = self.fee_payer().ok()?;
let fee_payer = self.tx_env().fee_payer().ok()?;
let slot = TIP20Token::from_address_unchecked(fee_token).balances[fee_payer].slot();
Some((fee_token, slot))
})
Expand All @@ -391,7 +391,8 @@ impl TempoPooledTransaction {
/// conservative sender-scoped invalidation for malformed pooled state.
pub(crate) fn is_sender_paid_fee(&self) -> bool {
let sender = self.sender();
self.fee_payer()
self.tx_env()
.fee_payer()
.map_or(true, |fee_payer| fee_payer == sender)
}

Expand Down Expand Up @@ -435,7 +436,7 @@ impl TempoPooledTransaction {
}

let sender = self.sender();
let fee_payer = self.fee_payer().unwrap_or(sender);
let fee_payer = self.tx_env().fee_payer().unwrap_or(sender);
let fee_collection_warms_fee_payer_rewards = !self.fee_token_cost.is_zero();

// For payment transactions, warm sender + recipient balance and allowance slots.
Expand Down
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