Merge pull request #130 from 0xProject/addProxyAddressMethod

Add public TokenTransferProxy address getter

2 files changed, 12 insertions, 1 deletions

diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index d5e272c12..7994ee72f 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -623,7 +623,8 @@ export class ExchangeWrapper extends ContractWrapper {
      */
     public async getContractAddressAsync(): Promise<string> {
         const exchangeInstance = await this._getExchangeContractAsync();
-        return exchangeInstance.address;
+        const exchangeAddress = exchangeInstance.address;
+        return exchangeAddress;
     }
     private async _invalidateContractInstancesAsync(): Promise<void> {
         await this.stopWatchingAllEventsAsync();
diff --git a/src/contract_wrappers/token_transfer_proxy_wrapper.ts b/src/contract_wrappers/token_transfer_proxy_wrapper.ts
index 39263efac..da17d79ff 100644
--- a/src/contract_wrappers/token_transfer_proxy_wrapper.ts
+++ b/src/contract_wrappers/token_transfer_proxy_wrapper.ts
@@ -27,6 +27,16 @@ export class TokenTransferProxyWrapper extends ContractWrapper {
         const authorizedAddresses = await tokenTransferProxyContractInstance.getAuthorizedAddresses.call();
         return authorizedAddresses;
     }
+    /**
+     * Retrieves the Ethereum address of the TokenTransferProxy contract deployed on the network
+     * that the user-passed web3 provider is connected to.
+     * @returns The Ethereum address of the TokenTransferProxy contract being used.
+     */
+    public async getContractAddressAsync(): Promise<string> {
+        const proxyInstance = await this._getTokenTransferProxyContractAsync();
+        const proxyAddress = proxyInstance.address;
+        return proxyAddress;
+    }
     private _invalidateContractInstance(): void {
         delete this._tokenTransferProxyContractIfExists;
     }