a bit more comments

zeta-chain · Jun 19, 2024 · ce87491 · ce87491
1 parent 5e4766c
commit ce87491
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Showing 6 changed files with 9 additions and 4 deletions.
diff --git a/contracts/prototypes/ERC20CustodyNew.sol b/contracts/prototypes/ERC20CustodyNew.sol
@@ -4,6 +4,9 @@ pragma solidity 0.8.7;
 import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "./Gateway.sol";
 
+// As the current version, ERC20CustodyNew hold the ERC20s deposited on ZetaChain
+// This version include a functionality allowing to call a contract
+// ERC20Custody doesn't call smart contract directly, it passes through the Gateway contract
 contract ERC20CustodyNew {
     Gateway public gateway;
 

diff --git a/contracts/prototypes/Gateway.sol b/contracts/prototypes/Gateway.sol
@@ -4,6 +4,8 @@ pragma solidity 0.8.7;
 import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
 import "./ERC20CustodyNew.sol";
 
+// The Gateway contract is the endpoint to call smart contracts on external chains
+// The contract doesn't hold any funds and should never have active allowances
 contract Gateway {
     error ExecutionFailed();
 

diff --git a/pkg/contracts/prototypes/erc20custodynew.sol/erc20custodynew.go b/pkg/contracts/prototypes/erc20custodynew.sol/erc20custodynew.go