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-rw-r--r--packages/0x.js/src/contract_wrappers/contract_wrapper.ts2
-rw-r--r--packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts9
2 files changed, 10 insertions, 1 deletions
diff --git a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
index 27551c01d..09de77452 100644
--- a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
@@ -34,7 +34,7 @@ const CONTRACT_NAME_TO_NOT_FOUND_ERROR: {
export class ContractWrapper {
protected _web3Wrapper: Web3Wrapper;
- private _networkId: number;
+ protected _networkId: number;
private _abiDecoder?: AbiDecoder;
private _blockAndLogStreamerIfExists: BlockAndLogStreamer | undefined;
private _blockAndLogStreamInterval: NodeJS.Timer;
diff --git a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
index b03571636..1373e7baf 100644
--- a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
@@ -163,6 +163,15 @@ export class EtherTokenWrapper extends ContractWrapper {
public unsubscribeAll(): void {
super.unsubscribeAll();
}
+ /**
+ * Retrieves the Ethereum address of the EtherToken contract deployed on the network
+ * that the user-passed web3 provider is connected to. If it's an unknown private network - undefined is returned.
+ * @returns The Ethereum address of the EtherToken contract or undefined.
+ */
+ public getContractAddressIfExists(): string | undefined {
+ const contractAddress = artifacts.EtherTokenArtifact.networks[this._networkId].address;
+ return contractAddress;
+ }
private _invalidateContractInstance(): void {
this.unsubscribeAll();
this._etherTokenContractsByAddress = {};