Cleanup: CalcCallGasCost to NonZeroValueCall (#46)

Author: hazim-j

pkg/gas/overhead.go

@@ -39,9 +39,9 @@ func (ov *Overhead) CalcPreVerificationGas(op *userop.UserOperation) *big.Int {
 	return big.NewInt(int64(math.Round(pvg)))
 }
 
-// CalcCallGasCost returns an expected gas cost of using the CALL opcode in the context of EIP-4337. See
-// https://github.com/wolflo/evm-opcodes/blob/main/gas.md#aa-1-call.
-func (ov *Overhead) CalcCallGasCost() *big.Int {
+// NonZeroValueCall returns an expected gas cost of using the CALL opcode in the context of EIP-4337.
+// See https://github.com/wolflo/evm-opcodes/blob/main/gas.md#aa-1-call.
+func (ov *Overhead) NonZeroValueCall() *big.Int {
 	return big.NewInt(int64(ov.warmStorageRead + ov.nonZeroValueCall + ov.callOpcode + ov.nonZeroValueStipend))
 }
 

pkg/modules/checks/sanitychecks.go

@@ -90,7 +90,7 @@ func checkPaymasterAndData(eth *ethclient.Client, ep *entrypoint.Entrypoint, op
 
 // Checks the callGasLimit is at least the cost of a CALL with non-zero value.
 func checkCallGasLimit(op *userop.UserOperation) error {
-	cg := gas.NewDefaultOverhead().CalcCallGasCost()
+	cg := gas.NewDefaultOverhead().NonZeroValueCall()
 	if op.CallGasLimit.Cmp(cg) < 0 {
 		return fmt.Errorf("callGasLimit: below expected gas of %s", cg.String())
 	}