Functions that can be made external

[code423n4]

Handle

hrkrshnn

Vulnerability details

Functions that can be made external

It is a good practice to make public functions that are not referenced inside the code to external. In very old Solidity versions, in some cases, this lead to a decrease in gas. However, this is unlikely to be the case now.

Examples

1. https://github.com/althea-net/cosmos-gravity-bridge/blob/92d0e12cea813305e6472851beeb80bd2eaf858d/solidity/contracts/Gravity.sol#L224
2. https://github.com/althea-net/cosmos-gravity-bridge/blob/92d0e12cea813305e6472851beeb80bd2eaf858d/solidity/contracts/Gravity.sol#L301
3. https://github.com/althea-net/cosmos-gravity-bridge/blob/92d0e12cea813305e6472851beeb80bd2eaf858d/solidity/contracts/Gravity.sol#L414
4. https://github.com/althea-net/cosmos-gravity-bridge/blob/92d0e12cea813305e6472851beeb80bd2eaf858d/solidity/contracts/Gravity.sol#L530
5. https://github.com/althea-net/cosmos-gravity-bridge/blob/92d0e12cea813305e6472851beeb80bd2eaf858d/solidity/contracts/Gravity.sol#L546

[jkilpatr]

partial duplicate of #49 from the same submitter.