Add zeroEx.tokenRegistry.getTokenAddressesAsync()

1 files changed, 10 insertions, 1 deletions

diff --git a/src/contract_wrappers/token_registry_wrapper.ts b/src/contract_wrappers/token_registry_wrapper.ts
index 58c191ea5..ddfbc35ae 100644
--- a/src/contract_wrappers/token_registry_wrapper.ts
+++ b/src/contract_wrappers/token_registry_wrapper.ts
@@ -21,7 +21,7 @@ export class TokenRegistryWrapper extends ContractWrapper {
     public async getTokensAsync(): Promise<Token[]> {
         const tokenRegistryContract = await this._getTokenRegistryContractAsync();
 
-        const addresses = await tokenRegistryContract.getTokenAddresses.call();
+        const addresses = await this.getTokenAddressesAsync();
         const tokenPromises: Array<Promise<Token|undefined>> = _.map(
             addresses,
             (address: string) => (this.getTokenIfExistsAsync(address)),
@@ -30,6 +30,15 @@ export class TokenRegistryWrapper extends ContractWrapper {
         return tokens as Token[];
     }
     /**
+     * Retrieves all the addresses of the tokens currently listed in the Token Registry smart contract
+     * @return  An array of token addresses.
+     */
+    public async getTokenAddressesAsync(): Promise<string[]> {
+        const tokenRegistryContract = await this._getTokenRegistryContractAsync();
+        const addresses = await tokenRegistryContract.getTokenAddresses.call();
+        return addresses;
+    }
+    /**
      * Retrieves a token by address currently listed in the Token Registry smart contract
      * @return  An object that conforms to the Token interface or undefined if token not found.
      */