Do not panic on missing tokenID erc1155

blocknative · Feb 19, 2024 · e7dee05 · e7dee05
1 parent 44f9915
commit e7dee05
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/eth/tracers/blocknative/decoder/calldata.go b/eth/tracers/blocknative/decoder/calldata.go
@@ -1,9 +1,10 @@
 package decoder
 
 import (
+	"math/big"
+
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
-	"math/big"
 )
 
 func decodeCallData(sender common.Address, contract *Contract, input []byte) (*CallData, error) {

diff --git a/eth/tracers/blocknative/decoder/evm_caller.go b/eth/tracers/blocknative/decoder/evm_caller.go
@@ -121,6 +121,10 @@ func evmCallMethodBalanceOf(evmCall evmCallFn, addr common.Address, owner common
 
 // evmCallMethodBalanceOf2 decodes the balance of an asset from the EVM.
 func evmCallMethodBalanceOf2(evmCall evmCallFn, addr common.Address, owner common.Address, tokenID *big.Int) (*big.Int, error) {
+	if tokenID == nil {
+		return nil, fmt.Errorf("tokenID is nil")
+	}
+
 	tokenIDBytes := common.LeftPadBytes(tokenID.Bytes(), 32)
 	ownerBytes := common.LeftPadBytes(owner.Bytes(), 32)
 	input := append(methodIDBalanceOf2, ownerBytes...)