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Add selector collisions to the IERC20 lib

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This commit is contained in:
Luke Parker
2025-01-23 08:22:41 -05:00
parent 7e53eff642
commit e922264ebf
4 changed files with 47 additions and 4 deletions
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21
processor/ethereum/erc20/src/lib.rs
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@@ -28,8 +28,15 @@ mod abi {
alloy_sol_macro::sol!("contracts/IERC20.sol");
}
use abi::IERC20::{IERC20Calls, transferCall, transferFromCall};
use abi::SeraiIERC20::{
SeraiIERC20Calls, transferWithInInstruction01BB244A8ACall as transferWithInInstructionCall,
transferFromWithInInstruction00081948E0Call as transferFromWithInInstructionCall,
};
pub use abi::IERC20::Transfer;
#[cfg(test)]
mod tests;
/// A top-level ERC20 transfer
///
/// This does not include `token`, `to` fields. Those are assumed contextual to the creation of
@@ -139,8 +146,18 @@ impl Erc20 {
}
// Read the data appended after
let encoded = call.abi_encode();
let data = transaction.inner.input().as_ref()[encoded.len() ..].to_vec();
let data = if let Ok(call) = SeraiIERC20Calls::abi_decode(transaction.inner.input(), true) {
match call {
SeraiIERC20Calls::transferWithInInstruction01BB244A8A(
transferWithInInstructionCall { inInstruction, .. },
) |
SeraiIERC20Calls::transferFromWithInInstruction00081948E0(
transferFromWithInInstructionCall { inInstruction, .. },
) => Vec::from(inInstruction),
}
} else {
vec![]
};
return Ok(Some(TopLevelTransfer {
id: LogIndex { block_hash: *block_hash, index_within_block: log_index },