diff --git a/README.md b/README.md index 4b5e9a2..a513e70 100644 --- a/README.md +++ b/README.md @@ -1,5 +1,9 @@ # slotseek +NPM version +Follow on Twitter +Build Status + slotseek is a javascript library that assists with finding the storage slots for the `balanceOf` and `allowance` mappings in an ERC20 token contract. It also provides a way to generate mock data that can be used to override the state of a contract in an `eth_call` or `eth_estimateGas` call. The main use case for this library is to estimate gas costs of transactions that would fail if the address did not have the required balance or approval.