Add TODO comments

Author: zguesmi

scripts/module_upgrade.js

@@ -7,6 +7,8 @@ var GenericFactory = artifacts.require('@iexec/solidity/GenericFactory');
 var ERC1538Proxy = artifacts.require('@iexec/solidity/ERC1538Proxy');
 var ERC1538Update = artifacts.require('@iexec/solidity/ERC1538UpdateDelegate');
 
+// TODO replace `web3` by `ethers`.
+
 /*****************************************************************************
  *                               Configuration                               *
  *****************************************************************************/

scripts/upgrades/5_0_0-to-5_1_0.js

@@ -7,6 +7,8 @@ var GenericFactory = artifacts.require('@iexec/solidity/GenericFactory');
 var ERC1538Proxy = artifacts.require('@iexec/solidity/ERC1538Proxy');
 var ERC1538Update = artifacts.require('@iexec/solidity/ERC1538UpdateDelegate');
 
+// TODO replace `web3` by `ethers`.
+
 /*****************************************************************************
  *                               Configuration                               *
  *****************************************************************************/

scripts/upgrades/5_1_0-to-5_2_0.js

@@ -7,6 +7,8 @@ var GenericFactory = artifacts.require('@iexec/solidity/GenericFactory');
 var ERC1538Proxy = artifacts.require('@iexec/solidity/ERC1538Proxy');
 var ERC1538Update = artifacts.require('@iexec/solidity/ERC1538UpdateDelegate');
 
+// TODO replace `web3` by `ethers`.
+
 const { ethers } = require('ethers');
 
 /*****************************************************************************

utils/ens-tools.js

@@ -6,6 +6,8 @@ var PublicResolver = artifacts.require(
     '@ensdomains/ens-contracts/contracts/resolvers/PublicResolver',
 );
 
+// TODO remove.
+
 module.exports = {
     labelhash: function (label) {
         return web3.utils.keccak256(label.toLowerCase());

utils/odb-tools.js

@@ -4,6 +4,9 @@
 const constants = require('./constants');
 const ethers = require('ethers');
 
+// TODO remove except `signStruct` and `hashStruct`
+// both used in createOrders.ts.
+
 const TYPES = {
     EIP712Domain: [
         { type: 'string', name: 'name' },