5 files changed, 6 insertions, 52 deletions
diff --git a/packages/0x.js/src/utils/assert.ts b/packages/0x.js/src/utils/assert.ts
index 4cf6caf77..86a6a7c01 100644
--- a/packages/0x.js/src/utils/assert.ts
+++ b/packages/0x.js/src/utils/assert.ts
@@ -1,15 +1,15 @@
 import {assert as sharedAssert} from '@0xproject/assert';
-import {Schema, SchemaValidator} from '@0xproject/json-schemas';
+// We need those two unused imports because they're actually used by sharedAssert which gets injected here
+// tslint:disable-next-line:no-unused-variable
+import {Schema} from '@0xproject/json-schemas';
 import {Web3Wrapper} from '@0xproject/web3-wrapper';
-import BigNumber from 'bignumber.js';
+// tslint:disable-next-line:no-unused-variable
+import * as BigNumber from 'bignumber.js';
 import * as _ from 'lodash';
-import * as Web3 from 'web3';
 
 import {ECSignature} from '../types';
 import {signatureUtils} from '../utils/signature_utils';
 
-const HEX_REGEX = /^0x[0-9A-F]*$/i;
-
 export const assert = {
     ...sharedAssert,
     isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
diff --git a/packages/0x.js/src/utils/class_utils.ts b/packages/0x.js/src/utils/class_utils.ts
deleted file mode 100644
index 04e60ee57..000000000
--- a/packages/0x.js/src/utils/class_utils.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import * as _ from 'lodash';
-
-export const classUtils = {
-    // This is useful for classes that have nested methods. Nested methods don't get bound out of the box.
-    bindAll(self: any, exclude: string[] = ['contructor'], thisArg?: any): void {
-        for (const key of Object.getOwnPropertyNames(self)) {
-            const val = self[key];
-            if (!_.includes(exclude, key)) {
-                if (_.isFunction(val)) {
-                    self[key] = val.bind(thisArg || self);
-                } else if (_.isObject(val)) {
-                    classUtils.bindAll(val, exclude, self);
-                }
-            }
-        }
-        return self;
-    },
-};
diff --git a/packages/0x.js/src/utils/interval_utils.ts b/packages/0x.js/src/utils/interval_utils.ts
deleted file mode 100644
index 62b79f2f5..000000000
--- a/packages/0x.js/src/utils/interval_utils.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-import * as _ from 'lodash';
-
-export const intervalUtils = {
-    setAsyncExcludingInterval(fn: () => Promise<void>, intervalMs: number) {
-        let locked = false;
-        const intervalId = setInterval(async () => {
-            if (locked) {
-                return;
-            } else {
-                locked = true;
-                await fn();
-                locked = false;
-            }
-        }, intervalMs);
-        return intervalId;
-    },
-    clearAsyncExcludingInterval(intervalId: NodeJS.Timer): void {
-        clearInterval(intervalId);
-    },
-};
diff --git a/packages/0x.js/src/utils/order_state_utils.ts b/packages/0x.js/src/utils/order_state_utils.ts
index 6b7f811ae..a0985d028 100644
--- a/packages/0x.js/src/utils/order_state_utils.ts
+++ b/packages/0x.js/src/utils/order_state_utils.ts
@@ -1,24 +1,19 @@
 import BigNumber from 'bignumber.js';
 import * as _ from 'lodash';
-import * as Web3 from 'web3';
 
 import {ZeroEx} from '../0x';
 import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper';
-import {TokenWrapper} from '../contract_wrappers/token_wrapper';
 import {RemainingFillableCalculator} from '../order_watcher/remaining_fillable_calculator';
 import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store';
 import {OrderFilledCancelledLazyStore} from '../stores/order_filled_cancelled_lazy_store';
 import {
     ExchangeContractErrs,
-    MethodOpts,
     OrderRelevantState,
     OrderState,
     OrderStateInvalid,
     OrderStateValid,
     SignedOrder,
 } from '../types';
-import {constants} from '../utils/constants';
-import {utils} from '../utils/utils';
 
 const ACCEPTABLE_RELATIVE_ROUNDING_ERROR = 0.0001;
 
diff --git a/packages/0x.js/src/utils/order_validation_utils.ts b/packages/0x.js/src/utils/order_validation_utils.ts
index d514483e0..9185eef2b 100644
--- a/packages/0x.js/src/utils/order_validation_utils.ts
+++ b/packages/0x.js/src/utils/order_validation_utils.ts
@@ -3,7 +3,6 @@ import * as _ from 'lodash';
 
 import {ZeroEx} from '../0x';
 import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper';
-import {TokenWrapper} from '../contract_wrappers/token_wrapper';
 import {ExchangeContractErrs, Order, SignedOrder, TradeSide, TransferType, ZeroExError} from '../types';
 import {constants} from '../utils/constants';
 import {utils} from '../utils/utils';
@@ -11,7 +10,6 @@ import {utils} from '../utils/utils';
 import {ExchangeTransferSimulator} from './exchange_transfer_simulator';
 
 export class OrderValidationUtils {
-    private tokenWrapper: TokenWrapper;
     private exchangeWrapper: ExchangeWrapper;
     public static validateCancelOrderThrowIfInvalid(
         order: Order, cancelTakerTokenAmount: BigNumber, unavailableTakerTokenAmount: BigNumber,
@@ -84,8 +82,7 @@ export class OrderValidationUtils {
                                      .round(0);
         return fillMakerTokenAmount;
     }
-    constructor(tokenWrapper: TokenWrapper, exchangeWrapper: ExchangeWrapper) {
-        this.tokenWrapper = tokenWrapper;
+    constructor(exchangeWrapper: ExchangeWrapper) {
         this.exchangeWrapper = exchangeWrapper;
     }
     public async validateOrderFillableOrThrowAsync(