Linter now passes

27 files changed, 35 insertions, 104 deletions

diff --git a/packages/contracts/src/utils/coverage.ts b/packages/contracts/src/utils/coverage.ts
index a37939464..41c83f703 100644
--- a/packages/contracts/src/utils/coverage.ts
+++ b/packages/contracts/src/utils/coverage.ts
@@ -1,6 +1,5 @@
 import { devConstants } from '@0xproject/dev-utils';
 import { CoverageSubprovider, SolCompilerArtifactAdapter } from '@0xproject/sol-cov';
-import * as fs from 'fs';
 import * as _ from 'lodash';
 
 let coverageSubprovider: CoverageSubprovider;
diff --git a/packages/contracts/src/utils/exchange_wrapper.ts b/packages/contracts/src/utils/exchange_wrapper.ts
index dd278e77c..ea8eb47c7 100644
--- a/packages/contracts/src/utils/exchange_wrapper.ts
+++ b/packages/contracts/src/utils/exchange_wrapper.ts
@@ -1,7 +1,7 @@
 import { AssetProxyId, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
-import { LogEntry, Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
+import { Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 import * as _ from 'lodash';
 
 import { ExchangeContract } from '../contract_wrappers/generated/exchange';
diff --git a/packages/contracts/src/utils/log_decoder.ts b/packages/contracts/src/utils/log_decoder.ts
index 07d10e69d..79d41d2da 100644
--- a/packages/contracts/src/utils/log_decoder.ts
+++ b/packages/contracts/src/utils/log_decoder.ts
@@ -39,7 +39,7 @@ export class LogDecoder {
     }
     public decodeLogOrThrow<ArgsType extends DecodedLogArgs>(log: LogEntry): LogWithDecodedArgs<ArgsType> | RawLog {
         const logWithDecodedArgsOrLog = this._abiDecoder.tryToDecodeLogOrNoop(log);
-        if (_.isUndefined((logWithDecodedArgsOrLog as LogWithDecodedArgs<ArgsType>).args)) {
+        if (_.isUndefined((logWithDecodedArgsOrLog).args)) {
             throw new Error(`Unable to decode log: ${JSON.stringify(log)}`);
         }
         LogDecoder.wrapLogBigNumbers(logWithDecodedArgsOrLog);
diff --git a/packages/contracts/src/utils/match_order_tester.ts b/packages/contracts/src/utils/match_order_tester.ts
index 6170188bc..f4f7f965b 100644
--- a/packages/contracts/src/utils/match_order_tester.ts
+++ b/packages/contracts/src/utils/match_order_tester.ts
@@ -1,38 +1,21 @@
-import { BlockchainLifecycle } from '@0xproject/dev-utils';
-import { assetProxyUtils, crypto, orderHashUtils } from '@0xproject/order-utils';
+import { assetProxyUtils, orderHashUtils } from '@0xproject/order-utils';
 import { AssetProxyId, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
-import { LogWithDecodedArgs } from 'ethereum-types';
-import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
-import { DummyERC20TokenContract } from '../contract_wrappers/generated/dummy_e_r_c20_token';
-import { DummyERC721TokenContract } from '../contract_wrappers/generated/dummy_e_r_c721_token';
-import { ERC20ProxyContract } from '../contract_wrappers/generated/e_r_c20_proxy';
-import { ERC721ProxyContract } from '../contract_wrappers/generated/e_r_c721_proxy';
-import {
-    CancelContractEventArgs,
-    ExchangeContract,
-    FillContractEventArgs,
-} from '../contract_wrappers/generated/exchange';
 import { chaiSetup } from '../utils/chai_setup';
-import { constants } from '../utils/constants';
 import { ERC20Wrapper } from '../utils/erc20_wrapper';
 import { ERC721Wrapper } from '../utils/erc721_wrapper';
 import { ExchangeWrapper } from '../utils/exchange_wrapper';
-import { OrderFactory } from '../utils/order_factory';
 import {
-    ContractName,
     ERC20BalancesByOwner,
     ERC721TokenIdsByOwner,
     TransferAmountsByMatchOrders as TransferAmounts,
 } from '../utils/types';
-import { provider, web3Wrapper } from '../utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
-const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
 
 export class MatchOrderTester {
     private _exchangeWrapper: ExchangeWrapper;
@@ -112,11 +95,6 @@ export class MatchOrderTester {
         initialTakerAssetFilledAmountLeft?: BigNumber,
         initialTakerAssetFilledAmountRight?: BigNumber,
     ): Promise<[ERC20BalancesByOwner, ERC721TokenIdsByOwner]> {
-        // Test setup & verify preconditions
-        const makerAddressLeft = signedOrderLeft.makerAddress;
-        const makerAddressRight = signedOrderRight.makerAddress;
-        const feeRecipientAddressLeft = signedOrderLeft.feeRecipientAddress;
-        const feeRecipientAddressRight = signedOrderRight.feeRecipientAddress;
         // Verify Left order preconditions
         const orderTakerAssetFilledAmountLeft = await this._exchangeWrapper.getTakerAssetFilledAmountAsync(
             orderHashUtils.getOrderHashHex(signedOrderLeft),
diff --git a/packages/contracts/src/utils/multi_sig_wrapper.ts b/packages/contracts/src/utils/multi_sig_wrapper.ts
index 9971e8f6e..750466ce1 100644
--- a/packages/contracts/src/utils/multi_sig_wrapper.ts
+++ b/packages/contracts/src/utils/multi_sig_wrapper.ts
@@ -6,7 +6,6 @@ import * as _ from 'lodash';
 import { AssetProxyOwnerContract } from '../contract_wrappers/generated/asset_proxy_owner';
 import { MultiSigWalletContract } from '../contract_wrappers/generated/multi_sig_wallet';
 
-import { constants } from './constants';
 import { LogDecoder } from './log_decoder';
 
 export class MultiSigWrapper {
diff --git a/packages/contracts/src/utils/order_factory.ts b/packages/contracts/src/utils/order_factory.ts
index af411c01f..6e4c9a883 100644
--- a/packages/contracts/src/utils/order_factory.ts
+++ b/packages/contracts/src/utils/order_factory.ts
@@ -1,7 +1,6 @@
 import { generatePseudoRandomSalt, orderHashUtils } from '@0xproject/order-utils';
 import { Order, SignatureType, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
-import * as _ from 'lodash';
 
 import { constants } from './constants';
 import { signingUtils } from './signing_utils';
diff --git a/packages/contracts/src/utils/order_utils.ts b/packages/contracts/src/utils/order_utils.ts
index 0d0329aa1..2a8791e4c 100644
--- a/packages/contracts/src/utils/order_utils.ts
+++ b/packages/contracts/src/utils/order_utils.ts
@@ -1,6 +1,5 @@
-import { Order, OrderWithoutExchangeAddress, SignedOrder } from '@0xproject/types';
+import { OrderWithoutExchangeAddress, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
-import ethUtil = require('ethereumjs-util');
 
 import { CancelOrder, MatchOrder } from './types';
 
diff --git a/packages/contracts/src/utils/transaction_factory.ts b/packages/contracts/src/utils/transaction_factory.ts
index 434611908..a060263b1 100644
--- a/packages/contracts/src/utils/transaction_factory.ts
+++ b/packages/contracts/src/utils/transaction_factory.ts
@@ -1,6 +1,5 @@
 import { crypto, generatePseudoRandomSalt } from '@0xproject/order-utils';
 import { SignatureType } from '@0xproject/types';
-import { BigNumber } from '@0xproject/utils';
 import * as ethUtil from 'ethereumjs-util';
 
 import { signingUtils } from './signing_utils';
diff --git a/packages/contracts/src/utils/types.ts b/packages/contracts/src/utils/types.ts
index 360e1fdbc..491890fa1 100644
--- a/packages/contracts/src/utils/types.ts
+++ b/packages/contracts/src/utils/types.ts
@@ -1,6 +1,6 @@
-import { Order, OrderWithoutExchangeAddress } from '@0xproject/types';
+import { OrderWithoutExchangeAddress } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
-import { AbiDefinition, ContractAbi } from 'ethereum-types';
+import { AbiDefinition } from 'ethereum-types';
 
 export interface ERC20BalancesByOwner {
     [ownerAddress: string]: {
diff --git a/packages/contracts/src/utils/web3_wrapper.ts b/packages/contracts/src/utils/web3_wrapper.ts
index 1049ab967..95fb55753 100644
--- a/packages/contracts/src/utils/web3_wrapper.ts
+++ b/packages/contracts/src/utils/web3_wrapper.ts
@@ -1,7 +1,6 @@
 import { devConstants, env, EnvVars, web3Factory } from '@0xproject/dev-utils';
 import { prependSubprovider } from '@0xproject/subproviders';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
-import { Provider } from 'ethereum-types';
 
 import { coverage } from './coverage';
 
diff --git a/packages/contracts/test/asset_proxy/authorizable.ts b/packages/contracts/test/asset_proxy/authorizable.ts
index e8274acb1..5f0c7f7ff 100644
--- a/packages/contracts/test/asset_proxy/authorizable.ts
+++ b/packages/contracts/test/asset_proxy/authorizable.ts
@@ -1,8 +1,6 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import * as chai from 'chai';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import { MixinAuthorizableContract } from '../../src/contract_wrappers/generated/mixin_authorizable';
 import { artifacts } from '../../src/utils/artifacts';
diff --git a/packages/contracts/test/asset_proxy/proxies.ts b/packages/contracts/test/asset_proxy/proxies.ts
index faab39759..b6284a81e 100644
--- a/packages/contracts/test/asset_proxy/proxies.ts
+++ b/packages/contracts/test/asset_proxy/proxies.ts
@@ -1,10 +1,8 @@
 import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { assetProxyUtils } from '@0xproject/order-utils';
-import { AssetProxyId } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import * as _ from 'lodash';
-import * as Web3 from 'web3';
 
 import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { DummyERC721TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c721_token';
@@ -247,7 +245,6 @@ describe('Asset Transfer Proxies', () => {
                 const ownerMakerAsset = await erc721Token.ownerOf.callAsync(erc721MakerTokenId);
                 expect(ownerMakerAsset).to.be.bignumber.equal(makerAddress);
                 // Perform a transfer from makerAddress to takerAddress
-                const erc20Balances = await erc20Wrapper.getBalancesAsync();
                 const amount = new BigNumber(1);
                 await web3Wrapper.awaitTransactionSuccessAsync(
                     await erc721Proxy.transferFrom.sendTransactionAsync(
@@ -274,7 +271,6 @@ describe('Asset Transfer Proxies', () => {
                 const ownerMakerAsset = await erc721Token.ownerOf.callAsync(erc721MakerTokenId);
                 expect(ownerMakerAsset).to.be.bignumber.equal(makerAddress);
                 // Perform a transfer from makerAddress to takerAddress
-                const erc20Balances = await erc20Wrapper.getBalancesAsync();
                 const amount = new BigNumber(0);
                 return expect(
                     erc721Proxy.transferFrom.sendTransactionAsync(
@@ -297,7 +293,6 @@ describe('Asset Transfer Proxies', () => {
                 const ownerMakerAsset = await erc721Token.ownerOf.callAsync(erc721MakerTokenId);
                 expect(ownerMakerAsset).to.be.bignumber.equal(makerAddress);
                 // Perform a transfer from makerAddress to takerAddress
-                const erc20Balances = await erc20Wrapper.getBalancesAsync();
                 const amount = new BigNumber(500);
                 return expect(
                     erc721Proxy.transferFrom.sendTransactionAsync(
diff --git a/packages/contracts/test/asset_proxy_owner.ts b/packages/contracts/test/asset_proxy_owner.ts
index 4c16b5cff..efb948b5e 100644
--- a/packages/contracts/test/asset_proxy_owner.ts
+++ b/packages/contracts/test/asset_proxy_owner.ts
@@ -2,9 +2,7 @@ import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import { LogWithDecodedArgs } from 'ethereum-types';
-import * as _ from 'lodash';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import {
     AssetProxyOwnerContract,
@@ -23,7 +21,7 @@ import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
 chaiSetup.configure();
 const expect = chai.expect;
 const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
-
+// tslint:disable:no-unnecessary-type-assertion
 describe('AssetProxyOwner', () => {
     let owners: string[];
     let authorized: string;
@@ -355,3 +353,4 @@ describe('AssetProxyOwner', () => {
         });
     });
 });
+// tslint:enable:no-unnecessary-type-assertion
diff --git a/packages/contracts/test/ether_token.ts b/packages/contracts/test/ether_token.ts
index 4e52b658f..0d6f2323d 100644
--- a/packages/contracts/test/ether_token.ts
+++ b/packages/contracts/test/ether_token.ts
@@ -1,5 +1,5 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
-import { BigNumber, promisify } from '@0xproject/utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
+import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import 'make-promises-safe';
diff --git a/packages/contracts/test/exchange/core.ts b/packages/contracts/test/exchange/core.ts
index 91ead93f0..009719eb3 100644
--- a/packages/contracts/test/exchange/core.ts
+++ b/packages/contracts/test/exchange/core.ts
@@ -1,5 +1,5 @@
 import { BlockchainLifecycle } from '@0xproject/dev-utils';
-import { assetProxyUtils, crypto, orderHashUtils } from '@0xproject/order-utils';
+import { assetProxyUtils, orderHashUtils } from '@0xproject/order-utils';
 import { AssetProxyId, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
@@ -24,14 +24,13 @@ import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
 import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
 import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
 import { OrderFactory } from '../../src/utils/order_factory';
-import { orderUtils } from '../../src/utils/order_utils';
-import { ContractName, ERC20BalancesByOwner, OrderStatus } from '../../src/utils/types';
+import { ERC20BalancesByOwner } from '../../src/utils/types';
 import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
 
 chaiSetup.configure();
 const expect = chai.expect;
 const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
-
+// tslint:disable:no-unnecessary-type-assertion
 describe('Exchange core', () => {
     let makerAddress: string;
     let owner: string;
@@ -577,7 +576,6 @@ describe('Exchange core', () => {
         });
 
         it('should log 1 event with correct arguments', async () => {
-            const divisor = 2;
             const res = await exchangeWrapper.cancelOrderAsync(signedOrder, makerAddress);
             expect(res.logs).to.have.length(1);
 
@@ -724,6 +722,7 @@ describe('Exchange core', () => {
             expect(initialOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
             // Call Exchange
             const takerAssetFillAmount = signedOrder.takerAssetAmount;
+            // tslint:disable-next-line:no-unused-variable
             const res = await exchangeWrapper.fillOrderAsync(signedOrder, takerAddress, { takerAssetFillAmount });
             // Verify post-conditions
             const newOwnerMakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
@@ -922,4 +921,6 @@ describe('Exchange core', () => {
             );
         });
     });
-}); // tslint:disable-line:max-file-line-count
+});
+// tslint:disable:max-file-line-count
+// tslint:enable:no-unnecessary-type-assertion
diff --git a/packages/contracts/test/exchange/dispatcher.ts b/packages/contracts/test/exchange/dispatcher.ts
index 8bc66e3cf..dc7b8a648 100644
--- a/packages/contracts/test/exchange/dispatcher.ts
+++ b/packages/contracts/test/exchange/dispatcher.ts
@@ -3,7 +3,6 @@ import { assetProxyUtils } from '@0xproject/order-utils';
 import { AssetProxyId } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
-import * as Web3 from 'web3';
 
 import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
@@ -23,7 +22,6 @@ const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
 describe('AssetProxyDispatcher', () => {
     let owner: string;
     let notOwner: string;
-    let notAuthorized: string;
     let makerAddress: string;
     let takerAddress: string;
 
@@ -45,7 +43,6 @@ describe('AssetProxyDispatcher', () => {
         // Setup accounts & addresses
         const accounts = await web3Wrapper.getAvailableAddressesAsync();
         const usedAddresses = ([owner, notOwner, makerAddress, takerAddress] = accounts);
-        notAuthorized = notOwner;
 
         erc20Wrapper = new ERC20Wrapper(provider, usedAddresses, owner);
         erc721Wrapper = new ERC721Wrapper(provider, usedAddresses, owner);
@@ -305,7 +302,6 @@ describe('AssetProxyDispatcher', () => {
             // Construct metadata for ERC20 proxy
             const encodedProxyMetadata = assetProxyUtils.encodeERC20ProxyData(zrxToken.address);
             // Perform a transfer from makerAddress to takerAddress
-            const erc20Balances = await erc20Wrapper.getBalancesAsync();
             const amount = new BigNumber(10);
             return expect(
                 assetProxyDispatcher.publicDispatchTransferFrom.sendTransactionAsync(
diff --git a/packages/contracts/test/exchange/libs.ts b/packages/contracts/test/exchange/libs.ts
index 10cb8b34e..8553e49c8 100644
--- a/packages/contracts/test/exchange/libs.ts
+++ b/packages/contracts/test/exchange/libs.ts
@@ -3,7 +3,6 @@ import { assetProxyUtils, orderHashUtils } from '@0xproject/order-utils';
 import { SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
-import ethUtil = require('ethereumjs-util');
 
 import { TestLibsContract } from '../../src/contract_wrappers/generated/test_libs';
 import { addressUtils } from '../../src/utils/address_utils';
diff --git a/packages/contracts/test/exchange/match_orders.ts b/packages/contracts/test/exchange/match_orders.ts
index 24ee794bc..2363ba256 100644
--- a/packages/contracts/test/exchange/match_orders.ts
+++ b/packages/contracts/test/exchange/match_orders.ts
@@ -1,22 +1,16 @@
 import { BlockchainLifecycle } from '@0xproject/dev-utils';
-import { assetProxyUtils, crypto } from '@0xproject/order-utils';
-import { AssetProxyId, SignedOrder } from '@0xproject/types';
+import { assetProxyUtils } from '@0xproject/order-utils';
+import { AssetProxyId } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
-import { LogWithDecodedArgs } from 'ethereum-types';
-import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 
 import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { DummyERC721TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c721_token';
 import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
 import { ERC721ProxyContract } from '../../src/contract_wrappers/generated/e_r_c721_proxy';
-import {
-    CancelContractEventArgs,
-    ExchangeContract,
-    FillContractEventArgs,
-} from '../../src/contract_wrappers/generated/exchange';
+import { ExchangeContract } from '../../src/contract_wrappers/generated/exchange';
 import { artifacts } from '../../src/utils/artifacts';
 import { chaiSetup } from '../../src/utils/chai_setup';
 import { constants } from '../../src/utils/constants';
@@ -25,13 +19,7 @@ import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
 import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
 import { MatchOrderTester } from '../../src/utils/match_order_tester';
 import { OrderFactory } from '../../src/utils/order_factory';
-import {
-    ContractName,
-    ERC20BalancesByOwner,
-    ERC721TokenIdsByOwner,
-    OrderInfo,
-    OrderStatus,
-} from '../../src/utils/types';
+import { ERC20BalancesByOwner, ERC721TokenIdsByOwner, OrderInfo, OrderStatus } from '../../src/utils/types';
 import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
 
 chaiSetup.configure();
@@ -64,7 +52,6 @@ describe('matchOrders', () => {
 
     let erc721LeftMakerAssetIds: BigNumber[];
     let erc721RightMakerAssetIds: BigNumber[];
-    let erc721TakerAssetIds: BigNumber[];
 
     let defaultERC20MakerAssetAddress: string;
     let defaultERC20TakerAssetAddress: string;
@@ -103,7 +90,6 @@ describe('matchOrders', () => {
         const erc721Balances = await erc721Wrapper.getBalancesAsync();
         erc721LeftMakerAssetIds = erc721Balances[makerAddressLeft][erc721Token.address];
         erc721RightMakerAssetIds = erc721Balances[makerAddressRight][erc721Token.address];
-        erc721TakerAssetIds = erc721Balances[takerAddress][erc721Token.address];
         // Depoy exchange
         exchange = await ExchangeContract.deployFrom0xArtifactAsync(
             artifacts.Exchange,
diff --git a/packages/contracts/test/exchange/signature_validator.ts b/packages/contracts/test/exchange/signature_validator.ts
index 936910ee9..bc3368d5f 100644
--- a/packages/contracts/test/exchange/signature_validator.ts
+++ b/packages/contracts/test/exchange/signature_validator.ts
@@ -1,7 +1,6 @@
 import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { assetProxyUtils, orderHashUtils } from '@0xproject/order-utils';
 import { SignedOrder } from '@0xproject/types';
-import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
 
diff --git a/packages/contracts/test/exchange/transactions.ts b/packages/contracts/test/exchange/transactions.ts
index f31053ad3..16f65d19b 100644
--- a/packages/contracts/test/exchange/transactions.ts
+++ b/packages/contracts/test/exchange/transactions.ts
@@ -1,10 +1,8 @@
 import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { assetProxyUtils, generatePseudoRandomSalt } from '@0xproject/order-utils';
-import { AssetProxyId, Order, OrderWithoutExchangeAddress, SignedOrder } from '@0xproject/types';
+import { AssetProxyId, OrderWithoutExchangeAddress, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
-import * as ethUtil from 'ethereumjs-util';
-import * as Web3 from 'web3';
 
 import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
@@ -18,7 +16,7 @@ import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
 import { OrderFactory } from '../../src/utils/order_factory';
 import { orderUtils } from '../../src/utils/order_utils';
 import { TransactionFactory } from '../../src/utils/transaction_factory';
-import { ERC20BalancesByOwner, OrderStatus, SignedTransaction } from '../../src/utils/types';
+import { ERC20BalancesByOwner, SignedTransaction } from '../../src/utils/types';
 import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
 
 chaiSetup.configure();
diff --git a/packages/contracts/test/exchange/wrapper.ts b/packages/contracts/test/exchange/wrapper.ts
index 583ec9f91..9bc85c8b9 100644
--- a/packages/contracts/test/exchange/wrapper.ts
+++ b/packages/contracts/test/exchange/wrapper.ts
@@ -1,4 +1,4 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { assetProxyUtils } from '@0xproject/order-utils';
 import { AssetProxyId, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
@@ -6,14 +6,12 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { DummyERC721TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c721_token';
 import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
 import { ERC721ProxyContract } from '../../src/contract_wrappers/generated/e_r_c721_proxy';
 import { ExchangeContract } from '../../src/contract_wrappers/generated/exchange';
-import { TokenRegistryContract } from '../../src/contract_wrappers/generated/token_registry';
 import { artifacts } from '../../src/utils/artifacts';
 import { chaiSetup } from '../../src/utils/chai_setup';
 import { constants } from '../../src/utils/constants';
diff --git a/packages/contracts/test/libraries/lib_bytes.ts b/packages/contracts/test/libraries/lib_bytes.ts
index 26cfa8291..c16b6f6bf 100644
--- a/packages/contracts/test/libraries/lib_bytes.ts
+++ b/packages/contracts/test/libraries/lib_bytes.ts
@@ -1,12 +1,8 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
-import { AssetProxyId } from '@0xproject/types';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber } from '@0xproject/utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import BN = require('bn.js');
 import * as chai from 'chai';
-import { LogWithDecodedArgs, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 import ethUtil = require('ethereumjs-util');
-import * as Web3 from 'web3';
 
 import { TestLibBytesContract } from '../../src/contract_wrappers/generated/test_lib_bytes';
 import { artifacts } from '../../src/utils/artifacts';
@@ -19,7 +15,6 @@ const expect = chai.expect;
 const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
 
 describe('LibBytes', () => {
-    let owner: string;
     let libBytes: TestLibBytesContract;
     const byteArrayShorterThan32Bytes = '0x012345';
     const byteArrayShorterThan20Bytes = byteArrayShorterThan32Bytes;
@@ -42,7 +37,6 @@ describe('LibBytes', () => {
     before(async () => {
         // Setup accounts & addresses
         const accounts = await web3Wrapper.getAvailableAddressesAsync();
-        owner = accounts[0];
         testAddress = accounts[1];
         // Deploy LibBytes
         libBytes = await TestLibBytesContract.deployFrom0xArtifactAsync(artifacts.TestLibBytes, provider, txDefaults);
diff --git a/packages/contracts/test/multi_sig_with_time_lock.ts b/packages/contracts/test/multi_sig_with_time_lock.ts
index 1302d0fa0..afe7571af 100644
--- a/packages/contracts/test/multi_sig_with_time_lock.ts
+++ b/packages/contracts/test/multi_sig_with_time_lock.ts
@@ -1,11 +1,8 @@
-import { BlockchainLifecycle, web3Factory } from '@0xproject/dev-utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber } from '@0xproject/utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import { LogWithDecodedArgs } from 'ethereum-types';
-import * as _ from 'lodash';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import {
     MultiSigWalletWithTimeLockContract,
@@ -20,7 +17,7 @@ import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
 chaiSetup.configure();
 const expect = chai.expect;
 const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
-
+// tslint:disable:no-unnecessary-type-assertion
 describe('MultiSigWalletWithTimeLock', () => {
     let owners: string[];
     const REQUIRED_APPROVALS = new BigNumber(2);
@@ -167,3 +164,4 @@ describe('MultiSigWalletWithTimeLock', () => {
         });
     });
 });
+// tslint:enable:no-unnecessary-type-assertion
diff --git a/packages/contracts/test/token_registry.ts b/packages/contracts/test/token_registry.ts
index 64caac387..89dcba55f 100644
--- a/packages/contracts/test/token_registry.ts
+++ b/packages/contracts/test/token_registry.ts
@@ -1,11 +1,9 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber, NULL_BYTES } from '@0xproject/utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import { TokenRegistryContract } from '../src/contract_wrappers/generated/token_registry';
 import { artifacts } from '../src/utils/artifacts';
diff --git a/packages/contracts/test/unlimited_allowance_token.ts b/packages/contracts/test/unlimited_allowance_token.ts
index b2acdebaa..d6bc3ddca 100644
--- a/packages/contracts/test/unlimited_allowance_token.ts
+++ b/packages/contracts/test/unlimited_allowance_token.ts
@@ -1,9 +1,7 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber } from '@0xproject/utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import { DummyERC20TokenContract } from '../src/contract_wrappers/generated/dummy_e_r_c20_token';
 import { artifacts } from '../src/utils/artifacts';
diff --git a/packages/contracts/test/zrx_token.ts b/packages/contracts/test/zrx_token.ts
index fe37e802b..0dbafce69 100644
--- a/packages/contracts/test/zrx_token.ts
+++ b/packages/contracts/test/zrx_token.ts
@@ -1,9 +1,8 @@
-import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockchainLifecycle } from '@0xproject/dev-utils';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import 'make-promises-safe';
-import * as Web3 from 'web3';
 
 import { ZRXTokenContract } from '../src/contract_wrappers/generated/zrx_token';
 import { artifacts } from '../src/utils/artifacts';
diff --git a/packages/contracts/tslint.json b/packages/contracts/tslint.json
index 1ab924e47..216da0653 100644
--- a/packages/contracts/tslint.json
+++ b/packages/contracts/tslint.json
@@ -2,5 +2,8 @@
     "extends": ["@0xproject/tslint-config"],
     "rules": {
         "custom-no-magic-numbers": false
+    },
+    "linterOptions": {
+        "exclude": ["src/contract_wrappers/generated/*"]
     }
 }