zeus-userop-kit 0.1.0

ERC-4337 user operation builder and bundler client for EntryPoint 0.7 and 0.8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

use alloy_primitives::{Address, Bytes};
use serde::{Deserialize, Serialize};

use crate::{abis::entry_point::encode_handle_ops, user_operation::UserOperation};

/// A signed 4337 UserOperation with an optional signed 7702 Authorization
/// ready to be sent to a bundler.
#[derive(Debug, Clone, Serialize, Deserialize, Default)]
#[serde(rename_all = "camelCase")]
pub struct SignedUserOperation {
   pub user_op: UserOperation,
   pub entry_point: Address,
}

impl SignedUserOperation {
   /// Encode `EntryPoint.handleOps([this], beneficiary)` calldata.
   ///
   /// Use this for local revm simulation of a bundler inclusion path. Empty
   /// `user_op.call_data` is normal for Railgun paymaster unshields — the real
   /// work lives in `paymasterAndData`.
   pub fn encode_handle_ops(&self, beneficiary: Address) -> Bytes {
      encode_handle_ops(&self.user_op, beneficiary)
   }
}