@0x/contract-wrappers: add exchangeProxy to ContractWrappers tyoe.

packages/contract-wrappers/CHANGELOG.json

@@ -9,6 +9,10 @@
             {
                 "note": "Update `ERC20BridgeSampler` wrapper",
                 "pr": 2633
+            },
+            {
+                "note": "Add `exchangeProxy` to `ContractWrappers` type.",
+                "pr": 2649
             }
         ]
     },

packages/contract-wrappers/src/contract_wrappers.ts

@@ -11,6 +11,7 @@ import { ERC20TokenContract } from './generated-wrappers/erc20_token';
 import { ERC721TokenContract } from './generated-wrappers/erc721_token';
 import { ExchangeContract } from './generated-wrappers/exchange';
 import { ForwarderContract } from './generated-wrappers/forwarder';
+import { IZeroExContract } from './generated-wrappers/i_zero_ex';
 import { StakingContract } from './generated-wrappers/staking';
 import { WETH9Contract } from './generated-wrappers/weth9';
 import { ContractWrappersConfig } from './types';
@@ -49,6 +50,10 @@ export class ContractWrappers {
      * An instance of the StakingContract class containing methods for interacting with the Staking contracts.
      */
     public staking: StakingContract;
+    /**
+     * An instance of the IZeroExContract class containing methods for interacting with the Exchange Proxy.
+     */
+    public exchangeProxy: IZeroExContract;
 
     private readonly _web3Wrapper: Web3Wrapper;
     /**
@@ -73,6 +78,7 @@ export class ContractWrappers {
             ForwarderContract,
             StakingContract,
             WETH9Contract,
+            IZeroExContract,
         ];
         contractsArray.forEach(contract => {
             this._web3Wrapper.abiDecoder.addABI(contract.ABI(), contract.contractName);
@@ -87,6 +93,7 @@ export class ContractWrappers {
         this.staking = new StakingContract(contractAddresses.stakingProxy, this.getProvider());
         this.devUtils = new DevUtilsContract(contractAddresses.devUtils, this.getProvider());
         this.coordinator = new CoordinatorContract(contractAddresses.coordinator, this.getProvider());
+        this.exchangeProxy = new IZeroExContract(contractAddresses.exchangeProxy, this.getProvider());
         this.contractAddresses = contractAddresses;
     }
     /**