feat(contracts): Replace two arrays with a single array of structs

packages/contracts/contracts/libraries/deployment/AddressDictator.sol

@@ -7,14 +7,22 @@ import { Lib_AddressManager } from "../resolver/Lib_AddressManager.sol";
  * @title AddressDictator
  */
 contract AddressDictator {
+    /*********
+     * Types *
+     *********/
+
+    struct NamedAddress {
+        string name;
+        address addr;
+    }
+
     /*************
      * Variables *
      *************/
 
     Lib_AddressManager public manager;
     address public finalOwner;
-    string[] public names;
-    address[] public addresses;
+    NamedAddress[] namedAddresses;
 
     /***************
      * Constructor *
@@ -41,8 +49,9 @@ contract AddressDictator {
             _names.length == _addresses.length,
             "AddressDictator: Must provide an equal number of names and addresses."
         );
-        names = _names;
-        addresses = _addresses;
+        for (uint256 i = 0; i < _names.length; i++) {
+            namedAddresses.push(NamedAddress({ name: _names[i], addr: _addresses[i] }));
+        }
     }
 
     /********************
@@ -50,8 +59,8 @@ contract AddressDictator {
      ********************/
 
     function setAddresses() external {
-        for (uint256 i = 0; i < names.length; i++) {
-            manager.setAddress(names[i], addresses[i]);
+        for (uint256 i = 0; i < namedAddresses.length; i++) {
+            manager.setAddress(namedAddresses[i].name, namedAddresses[i].addr);
         }
         // note that this will revert if _finalOwner == currentOwner
         manager.transferOwnership(finalOwner);
@@ -69,11 +78,7 @@ contract AddressDictator {
      * View Functions *
      ******************/
 
-    function getNames() external view returns (string[] memory) {
-        return names;
-    }
-
-    function getAddresses() external view returns (address[] memory) {
-        return addresses;
+    function getNamedAddresses() external view returns (NamedAddress[] memory) {
+        return namedAddresses;
     }
 }

packages/contracts/deploy/006-OVM_L1CrossDomainMessenger.deploy.ts

@@ -10,10 +10,7 @@ import {
 } from '../src/hardhat-deploy-ethers'
 
 const deployFn: DeployFunction = async (hre) => {
-  const Lib_AddressManager = await getLiveContract(
-    hre,
-    'Lib_AddressManager'
-  )
+  const Lib_AddressManager = await getLiveContract(hre, 'Lib_AddressManager')
 
   await deployAndPostDeploy({
     hre,

packages/contracts/deploy/009-OVM_L1StandardBridge.deploy.ts

@@ -62,7 +62,10 @@ const deployFn: DeployFunction = async (hre) => {
   // Next we need to set the `messenger` address by executing a setStorage operation. We'll
   // check that this operation was correctly executed by calling `messenger()` and checking
   // that the result matches the value we initialized.
-  const l1CrossDomainMessenger = await getLiveContract(hre, 'Proxy__OVM_L1CrossDomainMessenger')
+  const l1CrossDomainMessenger = await getLiveContract(
+    hre,
+    'Proxy__OVM_L1CrossDomainMessenger'
+  )
   const l1CrossDomainMessengerAddress = l1CrossDomainMessenger.address
 
   // Critical error, should never happen.

packages/contracts/deploy/011-set-addresses.ts

@@ -12,8 +12,7 @@ const deployFn: DeployFunction = async (hre) => {
     signerOrProvider: deployer,
   })
   const libAddressManager = await getLiveContract(hre, 'Lib_AddressManager')
-  const names = await addressDictator.getNames()
-  const addresses = await addressDictator.getAddresses()
+  const namedAddresses = await addressDictator.getNamedAddresses()
   const finalOwner = await addressDictator.finalOwner()
   let currentOwner = await libAddressManager.owner()
 
@@ -21,8 +20,10 @@ const deployFn: DeployFunction = async (hre) => {
     '\n',
     'An Address Dictator contract has been deployed, with the following name/address pairs:'
   )
-  for (let i = 0; i < names.length; i++) {
-    console.log(`${addresses[i]} <=>  ${names[i]}`)
+  for (const namedAddress of namedAddresses) {
+    // Set alignment for readability
+    const padding = ' '.repeat(40 - namedAddress.name.length)
+    console.log(`${namedAddress.name}${padding}  ${namedAddress.addr}`)
   }
   console.log(
     '\n',

packages/contracts/deploy/013-finalize.ts

@@ -3,20 +3,13 @@ import { DeployFunction } from 'hardhat-deploy/dist/types'
 import { hexStringEquals } from '@eth-optimism/core-utils'
 
 /* Imports: Internal */
-import {
-  getLiveContract,
-  waitUntilTrue,
-} from '../src/hardhat-deploy-ethers'
+import { getLiveContract, waitUntilTrue } from '../src/hardhat-deploy-ethers'
 
 const deployFn: DeployFunction = async (hre) => {
   const { deployer } = await hre.getNamedAccounts()
-  const Lib_AddressManager = await getLiveContract(
-    hre,
-    'Lib_AddressManager',
-    {
+  const Lib_AddressManager = await getLiveContract(hre, 'Lib_AddressManager', {
     signerOrProvider: deployer,
-    }
-  )
+  })
 
   const owner = (hre as any).deployConfig.ovmAddressManagerOwner
   const remoteOwner = await Lib_AddressManager.owner()