From ec43e7d639ff92b7a9b01c3b9695abdc15aa64af Mon Sep 17 00:00:00 2001
From: Benjamin Patch <ben.patch@immutable.com>
Date: Wed, 1 Nov 2023 11:58:32 +1100
Subject: [PATCH] lint

---
 src/child/ChildAxelarBridgeAdaptor.sol             | 14 +++++++++++---
 src/child/ChildERC20Bridge.sol                     |  3 +--
 src/interfaces/child/IChildAxelarBridgeAdaptor.sol |  2 +-
 src/interfaces/child/IChildERC20Bridge.sol         |  8 +++++++-
 src/test/child/MockChildAxelarGasService.sol       | 12 ++++++++++++
 test/integration/child/ChildAxelarBridge.t.sol     |  4 +++-
 .../withdrawals/ChildERC20BridgeWithdraw.t.sol     |  1 +
 7 files changed, 36 insertions(+), 8 deletions(-)
 create mode 100644 src/test/child/MockChildAxelarGasService.sol
 create mode 100644 test/unit/child/withdrawals/ChildERC20BridgeWithdraw.t.sol

diff --git a/src/child/ChildAxelarBridgeAdaptor.sol b/src/child/ChildAxelarBridgeAdaptor.sol
index 3c6d2a64b..8cfa753af 100644
--- a/src/child/ChildAxelarBridgeAdaptor.sol
+++ b/src/child/ChildAxelarBridgeAdaptor.sol
@@ -6,11 +6,19 @@ import {IAxelarGasService} from "@axelar-cgp-solidity/contracts/interfaces/IAxel
 import {IAxelarGateway} from "@axelar-cgp-solidity/contracts/interfaces/IAxelarGateway.sol";
 import {Initializable} from "@openzeppelin/contracts/proxy/utils/Initializable.sol";
 import {IChildERC20Bridge} from "../interfaces/child/IChildERC20Bridge.sol";
-import {IChildAxelarBridgeAdaptorErrors, IChildAxelarBridgeAdaptorEvents} from "../interfaces/child/IChildAxelarBridgeAdaptor.sol";
+import {
+    IChildAxelarBridgeAdaptorErrors,
+    IChildAxelarBridgeAdaptorEvents
+} from "../interfaces/child/IChildAxelarBridgeAdaptor.sol";
 import {IChildERC20BridgeAdaptor} from "../interfaces/child/IChildERC20BridgeAdaptor.sol";
 
-contract ChildAxelarBridgeAdaptor is AxelarExecutable, IChildERC20BridgeAdaptor, Initializable, IChildAxelarBridgeAdaptorErrors, 
- IChildAxelarBridgeAdaptorEvents {
+contract ChildAxelarBridgeAdaptor is
+    AxelarExecutable,
+    IChildERC20BridgeAdaptor,
+    Initializable,
+    IChildAxelarBridgeAdaptorErrors,
+    IChildAxelarBridgeAdaptorEvents
+{
     /// @notice Address of bridge to relay messages to.
     IChildERC20Bridge public childBridge;
     IAxelarGasService public gasService;
diff --git a/src/child/ChildERC20Bridge.sol b/src/child/ChildERC20Bridge.sol
index 7e8304c4a..ecf25fbd7 100644
--- a/src/child/ChildERC20Bridge.sol
+++ b/src/child/ChildERC20Bridge.sol
@@ -126,7 +126,6 @@ contract ChildERC20Bridge is
         }
     }
 
-    
     function withdraw(IChildERC20 childToken, uint256 amount) external {
         _withdraw(childToken, msg.sender, amount);
     }
@@ -165,7 +164,7 @@ contract ChildERC20Bridge is
 
         // Send the message to the bridge adaptor and up to root chain
         bridgeAdaptor.sendMessage{value: msg.value}(payload, msg.sender);
-    
+
         // TODO emit event
         emit ChildChainERC20Withdraw(rootToken, address(childToken), msg.sender, receiver, amount);
     }
diff --git a/src/interfaces/child/IChildAxelarBridgeAdaptor.sol b/src/interfaces/child/IChildAxelarBridgeAdaptor.sol
index 0e13f2ae1..8dbb6309c 100644
--- a/src/interfaces/child/IChildAxelarBridgeAdaptor.sol
+++ b/src/interfaces/child/IChildAxelarBridgeAdaptor.sol
@@ -13,4 +13,4 @@ interface IChildAxelarBridgeAdaptorErrors {
 interface IChildAxelarBridgeAdaptorEvents {
     /// @notice Emitted when an Axelar message is sent to the root chain.
     event MapTokenAxelarMessage(string indexed rootChain, string indexed rootBridgeAdaptor, bytes indexed payload);
-}
\ No newline at end of file
+}
diff --git a/src/interfaces/child/IChildERC20Bridge.sol b/src/interfaces/child/IChildERC20Bridge.sol
index 532e56efd..c24252e16 100644
--- a/src/interfaces/child/IChildERC20Bridge.sol
+++ b/src/interfaces/child/IChildERC20Bridge.sol
@@ -25,7 +25,13 @@ interface IChildERC20BridgeEvents {
     /// @notice Emitted when a map token message is received from the root chain and executed successfully.
     event L2TokenMapped(address rootToken, address childToken);
 
-    event ChildChainERC20Withdraw(address indexed rootToken, address indexed childToken, address depositor, address indexed receiver, uint256 amount);
+    event ChildChainERC20Withdraw(
+        address indexed rootToken,
+        address indexed childToken,
+        address depositor,
+        address indexed receiver,
+        uint256 amount
+    );
 
     event ChildChainERC20Deposit(
         address indexed rootToken,
diff --git a/src/test/child/MockChildAxelarGasService.sol b/src/test/child/MockChildAxelarGasService.sol
new file mode 100644
index 000000000..1b0fc31eb
--- /dev/null
+++ b/src/test/child/MockChildAxelarGasService.sol
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: Apache 2.0
+pragma solidity ^0.8.21;
+
+contract MockChildAxelarGasService {
+    function payNativeGasForContractCall(
+        address sender,
+        string calldata destinationChain,
+        string calldata destinationAddress,
+        bytes calldata payload,
+        address refundAddress
+    ) external payable {}
+}
diff --git a/test/integration/child/ChildAxelarBridge.t.sol b/test/integration/child/ChildAxelarBridge.t.sol
index 980477a2a..724c676cf 100644
--- a/test/integration/child/ChildAxelarBridge.t.sol
+++ b/test/integration/child/ChildAxelarBridge.t.sol
@@ -45,7 +45,9 @@ contract ChildERC20BridgeIntegrationTest is Test, IChildERC20BridgeEvents, IChil
             IMX_TOKEN_ADDRESS
         );
 
-        childAxelarBridgeAdaptor.initialize(ROOT_CHAIN_NAME, address(childERC20Bridge), address(mockChildAxelarGasService));
+        childAxelarBridgeAdaptor.initialize(
+            ROOT_CHAIN_NAME, address(childERC20Bridge), address(mockChildAxelarGasService)
+        );
     }
 
     function test_ChildTokenMap() public {
diff --git a/test/unit/child/withdrawals/ChildERC20BridgeWithdraw.t.sol b/test/unit/child/withdrawals/ChildERC20BridgeWithdraw.t.sol
new file mode 100644
index 000000000..8b1378917
--- /dev/null
+++ b/test/unit/child/withdrawals/ChildERC20BridgeWithdraw.t.sol
@@ -0,0 +1 @@
+