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fix(anvil): treat 0 basefee as constant #5163

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merged 1 commit into from Jun 15, 2023
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fix(anvil): treat 0 basefee as constant #5163

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6 changes: 6 additions & 0 deletions anvil/src/eth/fees.rs
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Expand Up @@ -123,6 +123,12 @@ impl FeeManager {
gas_limit: U256,
last_fee_per_gas: U256,
) -> u64 {
// It's naturally impossible for base fee to be 0;
// It means it was set by the user deliberately and therefore we treat it as a constant.
// Therefore, we skip the base fee calculation altogether and we return 0.
if self.base_fee() == U256::zero() {
return 0
}
calculate_next_block_base_fee(
gas_used.as_u64(),
gas_limit.as_u64(),
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