Use the deterministic deployer when broadcasting with CREATE2

op-chain-ops/script/deterministic.go

@@ -0,0 +1,9 @@
+package script
+
+import "github.com/ethereum/go-ethereum/common"
+
+var (
+	// DeterministicDeployerAddress is the address of the deterministic deployer Forge uses
+	// to provide deterministic contract addresses.
+	DeterministicDeployerAddress = common.HexToAddress("0x4e59b44847b379578588920ca78fbf26c0b4956c")
+)

op-chain-ops/script/prank.go

@@ -54,6 +54,13 @@ func (h *Host) handleCaller(caller vm.ContractRef) vm.ContractRef {
 	if len(h.callStack) > 0 {
 		parentCallFrame := h.callStack[len(h.callStack)-1]
 		if parentCallFrame.Prank != nil && caller.Address() != VMAddr { // pranks do not apply to the cheatcode precompile
+			if parentCallFrame.Prank.Broadcast && parentCallFrame.LastOp == vm.CREATE2 {
+				return &prankRef{
+					prank: DeterministicDeployerAddress,
+					ref:   caller,
+				}
+			}
+
 			if parentCallFrame.Prank.Sender != nil {
 				return &prankRef{
 					prank: *parentCallFrame.Prank.Sender,

op-chain-ops/script/script_test.go

@@ -117,8 +117,8 @@ func TestScriptBroadcast(t *testing.T) {
 			Nonce:   0, // first action of 0x123456
 		},
 		{
-			From:    cafeAddr,
-			To:      crypto.CreateAddress2(cafeAddr, salt, crypto.Keccak256(expectedInitCode)),
+			From:    DeterministicDeployerAddress,
+			To:      crypto.CreateAddress2(DeterministicDeployerAddress, salt, crypto.Keccak256(expectedInitCode)),
 			Input:   expectedInitCode,
 			Value:   (*hexutil.U256)(uint256.NewInt(0)),
 			Type:    BroadcastCreate2,
@@ -164,5 +164,7 @@ func TestScriptBroadcast(t *testing.T) {
 	require.EqualValues(t, 0, h.GetNonce(senderAddr))
 	require.EqualValues(t, 3, h.GetNonce(scriptAddr))
 	require.EqualValues(t, 2, h.GetNonce(coffeeAddr))
-	require.EqualValues(t, 1, h.GetNonce(cafeAddr))
+	// This is zero because the deterministic deployer is the
+	// address that actually deploys the contract using CREATE2.
+	require.EqualValues(t, 0, h.GetNonce(cafeAddr))
 }