Make proxy wrapper public on zeroEx instance

3 files changed, 10 insertions, 8 deletions

diff --git a/src/0x.ts b/src/0x.ts
index b56a2f949..938e61805 100644
--- a/src/0x.ts
+++ b/src/0x.ts
@@ -52,7 +52,11 @@ export class ZeroEx {
      * wrapped ETH ERC20 token smart contract.
      */
     public etherToken: EtherTokenWrapper;
-    private _proxyWrapper: ProxyWrapper;
+    /**
+     * An instance of the ProxyWrapper class containing methods for interacting with the
+     * proxy smart contract.
+     */
+    public proxy: ProxyWrapper;
     private _web3Wrapper: Web3Wrapper;
     /**
      * Verifies that the elliptic curve signature `signature` was generated
@@ -150,8 +154,8 @@ export class ZeroEx {
     constructor(provider: Web3Provider) {
         this._web3Wrapper = new Web3Wrapper(provider);
         this.token = new TokenWrapper(this._web3Wrapper);
-        this._proxyWrapper = new ProxyWrapper(this._web3Wrapper);
-        this.exchange = new ExchangeWrapper(this._web3Wrapper, this.token, this._proxyWrapper);
+        this.proxy = new ProxyWrapper(this._web3Wrapper);
+        this.exchange = new ExchangeWrapper(this._web3Wrapper, this.token, this.proxy);
         this.tokenRegistry = new TokenRegistryWrapper(this._web3Wrapper);
         this.etherToken = new EtherTokenWrapper(this._web3Wrapper, this.token);
     }
@@ -165,7 +169,7 @@ export class ZeroEx {
         await this.exchange.invalidateContractInstancesAsync();
         this.tokenRegistry.invalidateContractInstance();
         this.token.invalidateContractInstances();
-        this._proxyWrapper.invalidateContractInstance();
+        this.proxy.invalidateContractInstance();
     }
     /**
      * Get user Ethereum addresses available through the supplied web3 instance available for sending transactions.
diff --git a/test/exchange_wrapper_test.ts b/test/exchange_wrapper_test.ts
index 5833a8c23..c775f6789 100644
--- a/test/exchange_wrapper_test.ts
+++ b/test/exchange_wrapper_test.ts
@@ -828,8 +828,7 @@ describe('ExchangeWrapper', () => {
             const exchangeAddresses = await zeroEx.exchange.getProxyAuthorizedContractAddressesAsync();
             for (const exchangeAddress of exchangeAddresses) {
                 assert.isETHAddressHex('exchangeAddress', exchangeAddress);
-                const proxyWrapper = (zeroEx as any)._proxyWrapper as ProxyWrapper;
-                const isAuthorized = await proxyWrapper.isAuthorizedAsync(exchangeAddress);
+                const isAuthorized = await zeroEx.proxy.isAuthorizedAsync(exchangeAddress);
                 expect(isAuthorized).to.be.true();
             }
         });
diff --git a/test/proxy_wrapper_test.ts b/test/proxy_wrapper_test.ts
index 29b5776c6..ecda09e57 100644
--- a/test/proxy_wrapper_test.ts
+++ b/test/proxy_wrapper_test.ts
@@ -15,8 +15,7 @@ describe('ProxyWrapper', () => {
     });
     describe('#isAuthorizedAsync', () => {
         it('should return false if the address is not authorized', async () => {
-            const proxyWrapper = (zeroEx as any)._proxyWrapper as ProxyWrapper;
-            const isAuthorized = await proxyWrapper.isAuthorizedAsync(ZeroEx.NULL_ADDRESS);
+            const isAuthorized = await zeroEx.proxy.isAuthorizedAsync(ZeroEx.NULL_ADDRESS);
             expect(isAuthorized).to.be.false();
         });
     });