Remove unused code

package.json

@@ -62,7 +62,7 @@
     "chai-as-promised": "^7.1.0",
     "chai-as-promised-typescript-typings": "0.0.3",
     "chai-bignumber": "^2.0.1",
-    "chai-typescript-typings": "^0.0.0",
+    "chai-typescript-typings": "^0.0.1",
     "copyfiles": "^1.2.0",
     "coveralls": "^3.0.0",
     "dirty-chai": "^2.0.1",

src/order_watcher/order_state_watcher.ts

@@ -63,12 +63,9 @@ export class OrderStateWatcher {
         web3Wrapper: Web3Wrapper, abiDecoder: AbiDecoder, token: TokenWrapper, exchange: ExchangeWrapper,
         config?: OrderStateWatcherConfig,
     ) {
-        this._orderByOrderHash = {};
         this._abiDecoder = abiDecoder;
         this._web3Wrapper = web3Wrapper;
-        this._dependentOrderHashes = {};
         const eventPollingIntervalMs = _.isUndefined(config) ? undefined : config.eventPollingIntervalMs;
-        const blockPollingIntervalMs = _.isUndefined(config) ? undefined : config.blockPollingIntervalMs;
         this._eventWatcher = new EventWatcher(web3Wrapper, eventPollingIntervalMs);
         this._balanceAndProxyAllowanceLazyStore = new BalanceAndProxyAllowanceLazyStore(token);
         this._orderFilledCancelledLazyStore = new OrderFilledCancelledLazyStore(exchange);

src/types.ts

@@ -18,14 +18,11 @@ export enum ZeroExError {
     SubscriptionNotFound = 'SUBSCRIPTION_NOT_FOUND',
     SubscriptionAlreadyPresent = 'SUBSCRIPTION_ALREADY_PRESENT',
     TransactionMiningTimeout = 'TRANSACTION_MINING_TIMEOUT',
-    FailedToFetchLatestBlock = 'FAILED_TO_FETCH_LATEST_BLOCK',
 }
 
 export enum InternalZeroExError {
     NoAbiDecoder = 'NO_ABI_DECODER',
     ZrxNotInTokenRegistry = 'ZRX_NOT_IN_TOKEN_REGISTRY',
-    LatestBlockNumberNotSet = 'LATEST_BLOCK_NUMBER_NOT_SET',
-    Web3WrapperRequiredToStartBlockStore = 'WEB3_WRAPPER_REQUIRED_TO_START_BLOCK_STORE',
 }
 
 /**
@@ -401,11 +398,9 @@ export interface JSONRPCPayload {
 
 /*
  * eventPollingIntervalMs: How often to poll the Ethereum node for new events
- * blockPollingIntervalMs: How often to poll the Ethereum node for new blocks
  */
 export interface OrderStateWatcherConfig {
     eventPollingIntervalMs?: number;
-    blockPollingIntervalMs?: number;
 }
 
 /*

test/order_state_watcher_test.ts

@@ -96,7 +96,7 @@ describe('OrderStateWatcher', () => {
         it('should fail when trying to subscribe twice', async () => {
             zeroEx.orderStateWatcher.subscribe(_.noop);
             expect(() => zeroEx.orderStateWatcher.subscribe(_.noop))
-                .to.throw();
+                .to.throw(ZeroExError.SubscriptionAlreadyPresent);
         });
     });
     describe('tests with cleanup', async () => {

yarn.lock

@@ -1041,6 +1041,10 @@ chai-typescript-typings@^0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/chai-typescript-typings/-/chai-typescript-typings-0.0.0.tgz#52e076d72cf29129c94ab1dba6e33ce3828a0724"
 
+chai-typescript-typings@^0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/chai-typescript-typings/-/chai-typescript-typings-0.0.1.tgz#433dee303b0b2978ad0dd03129df0a5afb791274"
+
 chai@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/chai/-/chai-4.0.2.tgz#2f7327c4de6f385dd7787999e2ab02697a32b83b"