# `evm-tx-simulator`

Simulate balance changes (`ETH`, `ERC20`, `ERC721` and `ERC1155`) resulted from running any potential EVM transaction.

Run via `npx ts-node ./src/index.ts` (see below an example output).

```json
{
  "0x0cccd55a5ac261ea29136831eeaa93bfe07f5db6": {
    "tokenBalanceState": {
      "native:0x0000000000000000000000000000000000000000": "-990000000000000",
      "erc721:0x57f1887a8bf19b14fc0df6fd9b2acc9af147ea85:10530676464258429157976288980766951099646391566276924398001212535050412393470": "1"
    }
  },
  "0x845bd54015813fda33f11e1f261ebc360983e584": {
    "tokenBalanceState": {
      "native:0x0000000000000000000000000000000000000000": "965250000000000",
      "erc721:0x57f1887a8bf19b14fc0df6fd9b2acc9af147ea85:10530676464258429157976288980766951099646391566276924398001212535050412393470": "-1"
    }
  },
  "0x8de9c5a032463c561423387a9648c5c7bcc5bc90": {
    "tokenBalanceState": {
      "native:0x0000000000000000000000000000000000000000": "24750000000000"
    }
  }
}
```


More than 500 packages and 700+ versions compromised

@georgeroman/evm-tx-simulator

georgeroman

evm-tx-simulator

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@georgeroman/evm-tx-simulator

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