Merge branch 'development' into refactor/httpClientJsonParsing

* development: (21 commits)
  Update connect CHANGELOG
  Changes to abi-gen after code review
  Added constructor ABIs to abi-gen
  Describe #295 in a CHANGELOG
  Add #302 description to changelog
  Fix formatting
  Apply prettier config
  Install prettier
  Remove formatting esilnt rules
  sendTransactionAsync should return txHash string
  Added Event generation to abi-gen
  Publish
  Add dates to CHANGELOG entries
  Update subproviders CHANGELOG
  Support both personal_sign and eth_sign
  Fix Ledger tests given change from `personal_sign` to `eth_sign`
  Update subprovider to catch correct RPC method
  Rename guide
  Update contribution guide
  Fix broken links in the abi-gen README
  ...

21 files changed, 131 insertions, 110 deletions

diff --git a/packages/connect/CHANGELOG.md b/packages/connect/CHANGELOG.md
index 5097aff40..16e343fb5 100644
--- a/packages/connect/CHANGELOG.md
+++ b/packages/connect/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+vx.x.x
+------------------------
+    * Prevent getFeesAsync method on HttpClient from mutating input (#296)
+
 v0.3.0 - _December 8, 2017_
 ------------------------
     * Expose WebSocketOrderbookChannel and associated types to public interface (#251)
diff --git a/packages/connect/package.json b/packages/connect/package.json
index 5daac8aae..34cb0b0ba 100644
--- a/packages/connect/package.json
+++ b/packages/connect/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@0xproject/connect",
-  "version": "0.3.1",
+  "version": "0.3.2",
   "description": "A javascript library for interacting with the standard relayer api",
   "keywords": [
     "connect",
@@ -36,9 +36,9 @@
   },
   "homepage": "https://github.com/0xProject/0x.js/packages/connect/README.md",
   "dependencies": {
-    "@0xproject/assert": "^0.0.8",
-    "@0xproject/json-schemas": "^0.7.0",
-    "@0xproject/utils": "^0.1.1",
+    "@0xproject/assert": "^0.0.9",
+    "@0xproject/json-schemas": "^0.7.1",
+    "@0xproject/utils": "^0.1.2",
     "bignumber.js": "~4.1.0",
     "isomorphic-fetch": "^2.2.1",
     "lodash": "^4.17.4",
@@ -46,7 +46,7 @@
     "websocket": "^1.0.25"
   },
   "devDependencies": {
-    "@0xproject/tslint-config": "^0.3.0",
+    "@0xproject/tslint-config": "^0.4.0",
     "@types/fetch-mock": "^5.12.1",
     "@types/lodash": "^4.14.86",
     "@types/mocha": "^2.2.42",
diff --git a/packages/connect/src/http_client.ts b/packages/connect/src/http_client.ts
index f738c7e07..15c613923 100644
--- a/packages/connect/src/http_client.ts
+++ b/packages/connect/src/http_client.ts
@@ -1,10 +1,10 @@
-import {assert} from '@0xproject/assert';
-import {schemas} from '@0xproject/json-schemas';
+import { assert } from '@0xproject/assert';
+import { schemas } from '@0xproject/json-schemas';
 import 'isomorphic-fetch';
 import * as _ from 'lodash';
 import * as queryString from 'query-string';
 
-import {schemas as clientSchemas} from './schemas/schemas';
+import { schemas as clientSchemas } from './schemas/schemas';
 import {
     Client,
     FeesRequest,
@@ -18,7 +18,7 @@ import {
     TokenPairsItem,
     TokenPairsRequest,
 } from './types';
-import {relayerResponseJsonParsers} from './utils/relayer_response_json_parsers';
+import { relayerResponseJsonParsers } from './utils/relayer_response_json_parsers';
 
 /**
  * This class includes all the functionality related to interacting with a set of HTTP endpoints
diff --git a/packages/connect/src/index.ts b/packages/connect/src/index.ts
index c0f847d09..b9fc3c568 100644
--- a/packages/connect/src/index.ts
+++ b/packages/connect/src/index.ts
@@ -1,10 +1,10 @@
-import {bigNumberConfigs} from '@0xproject/utils';
+import { bigNumberConfigs } from '@0xproject/utils';
 
 // Customize our BigNumber instances
 bigNumberConfigs.configure();
 
-export {HttpClient} from './http_client';
-export {WebSocketOrderbookChannel} from './ws_orderbook_channel';
+export { HttpClient } from './http_client';
+export { WebSocketOrderbookChannel } from './ws_orderbook_channel';
 export {
     Client,
     ECSignature,
diff --git a/packages/connect/src/schemas/relayer_fees_request_schema.ts b/packages/connect/src/schemas/relayer_fees_request_schema.ts
index 9408c94a0..f20e077ba 100644
--- a/packages/connect/src/schemas/relayer_fees_request_schema.ts
+++ b/packages/connect/src/schemas/relayer_fees_request_schema.ts
@@ -2,7 +2,7 @@ export const relayerOrderBookRequestSchema = {
     id: '/RelayerOrderBookRequest',
     type: 'object',
     properties: {
-        baseTokenAddress: {$ref: '/Address'},
-        quoteTokenAddress: {$ref: '/Address'},
+        baseTokenAddress: { $ref: '/Address' },
+        quoteTokenAddress: { $ref: '/Address' },
     },
 };
diff --git a/packages/connect/src/schemas/relayer_orderbook_request_schema.ts b/packages/connect/src/schemas/relayer_orderbook_request_schema.ts
index 9408c94a0..f20e077ba 100644
--- a/packages/connect/src/schemas/relayer_orderbook_request_schema.ts
+++ b/packages/connect/src/schemas/relayer_orderbook_request_schema.ts
@@ -2,7 +2,7 @@ export const relayerOrderBookRequestSchema = {
     id: '/RelayerOrderBookRequest',
     type: 'object',
     properties: {
-        baseTokenAddress: {$ref: '/Address'},
-        quoteTokenAddress: {$ref: '/Address'},
+        baseTokenAddress: { $ref: '/Address' },
+        quoteTokenAddress: { $ref: '/Address' },
     },
 };
diff --git a/packages/connect/src/schemas/relayer_orders_request_schema.ts b/packages/connect/src/schemas/relayer_orders_request_schema.ts
index c11bc77be..570238dae 100644
--- a/packages/connect/src/schemas/relayer_orders_request_schema.ts
+++ b/packages/connect/src/schemas/relayer_orders_request_schema.ts
@@ -2,15 +2,15 @@ export const relayerOrdersRequestSchema = {
     id: '/RelayerOrdersRequest',
     type: 'object',
     properties: {
-        exchangeContractAddress: {$ref: '/Address'},
-        tokenAddress: {$ref: '/Address'},
-        makerTokenAddress: {$ref: '/Address'},
-        takerTokenAddress: {$ref: '/Address'},
-        tokenA: {$ref: '/Address'},
-        tokenB: {$ref: '/Address'},
-        maker: {$ref: '/Address'},
-        taker: {$ref: '/Address'},
-        trader: {$ref: '/Address'},
-        feeRecipient: {$ref: '/Address'},
+        exchangeContractAddress: { $ref: '/Address' },
+        tokenAddress: { $ref: '/Address' },
+        makerTokenAddress: { $ref: '/Address' },
+        takerTokenAddress: { $ref: '/Address' },
+        tokenA: { $ref: '/Address' },
+        tokenB: { $ref: '/Address' },
+        maker: { $ref: '/Address' },
+        taker: { $ref: '/Address' },
+        trader: { $ref: '/Address' },
+        feeRecipient: { $ref: '/Address' },
     },
 };
diff --git a/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts b/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts
index 8013e1454..379232204 100644
--- a/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts
+++ b/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts
@@ -2,7 +2,7 @@ export const relayerTokenPairsRequestSchema = {
     id: '/RelayerTokenPairsRequest',
     type: 'object',
     properties: {
-        tokenA: {$ref: '/Address'},
-        tokenB: {$ref: '/Address'},
+        tokenA: { $ref: '/Address' },
+        tokenB: { $ref: '/Address' },
     },
 };
diff --git a/packages/connect/src/schemas/schemas.ts b/packages/connect/src/schemas/schemas.ts
index 97ac672bf..288d6969d 100644
--- a/packages/connect/src/schemas/schemas.ts
+++ b/packages/connect/src/schemas/schemas.ts
@@ -1,12 +1,6 @@
-import {
-    relayerOrderBookRequestSchema,
-} from './relayer_orderbook_request_schema';
-import {
-    relayerOrdersRequestSchema,
-} from './relayer_orders_request_schema';
-import {
-    relayerTokenPairsRequestSchema,
-} from './relayer_token_pairs_request_schema';
+import { relayerOrderBookRequestSchema } from './relayer_orderbook_request_schema';
+import { relayerOrdersRequestSchema } from './relayer_orders_request_schema';
+import { relayerTokenPairsRequestSchema } from './relayer_token_pairs_request_schema';
 
 export const schemas = {
     relayerOrderBookRequestSchema,
diff --git a/packages/connect/src/types.ts b/packages/connect/src/types.ts
index d02444a3e..1e6139bf9 100644
--- a/packages/connect/src/types.ts
+++ b/packages/connect/src/types.ts
@@ -1,4 +1,4 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
 // TODO: Consolidate Order, SignedOrder and ECSignature into a shared package instead of duplicating them from 0x.js
 export interface Order {
@@ -57,19 +57,24 @@ export interface OrderbookChannelSubscriptionOpts {
 }
 
 export interface OrderbookChannelHandler {
-    onSnapshot: (channel: OrderbookChannel, subscriptionOpts: OrderbookChannelSubscriptionOpts,
-                 snapshot: OrderbookResponse) => void;
-    onUpdate: (channel: OrderbookChannel, subscriptionOpts: OrderbookChannelSubscriptionOpts,
-               order: SignedOrder) => void;
-    onError: (channel: OrderbookChannel, subscriptionOpts: OrderbookChannelSubscriptionOpts,
-              err: Error) => void;
+    onSnapshot: (
+        channel: OrderbookChannel,
+        subscriptionOpts: OrderbookChannelSubscriptionOpts,
+        snapshot: OrderbookResponse,
+    ) => void;
+    onUpdate: (
+        channel: OrderbookChannel,
+        subscriptionOpts: OrderbookChannelSubscriptionOpts,
+        order: SignedOrder,
+    ) => void;
+    onError: (channel: OrderbookChannel, subscriptionOpts: OrderbookChannelSubscriptionOpts, err: Error) => void;
     onClose: (channel: OrderbookChannel, subscriptionOpts: OrderbookChannelSubscriptionOpts) => void;
 }
 
 export type OrderbookChannelMessage =
-    SnapshotOrderbookChannelMessage |
-    UpdateOrderbookChannelMessage |
-    UnknownOrderbookChannelMessage;
+    | SnapshotOrderbookChannelMessage
+    | UpdateOrderbookChannelMessage
+    | UnknownOrderbookChannelMessage;
 
 export enum OrderbookChannelMessageTypes {
     Snapshot = 'snapshot',
diff --git a/packages/connect/src/utils/orderbook_channel_message_parser.ts b/packages/connect/src/utils/orderbook_channel_message_parser.ts
index adc565d29..9a9ca8901 100644
--- a/packages/connect/src/utils/orderbook_channel_message_parser.ts
+++ b/packages/connect/src/utils/orderbook_channel_message_parser.ts
@@ -1,13 +1,10 @@
-import {assert} from '@0xproject/assert';
-import {schemas} from '@0xproject/json-schemas';
+import { assert } from '@0xproject/assert';
+import { schemas } from '@0xproject/json-schemas';
 import * as _ from 'lodash';
 
-import {
-    OrderbookChannelMessage,
-    OrderbookChannelMessageTypes,
-} from '../types';
+import { OrderbookChannelMessage, OrderbookChannelMessageTypes } from '../types';
 
-import {relayerResponseJsonParsers} from './relayer_response_json_parsers';
+import { relayerResponseJsonParsers } from './relayer_response_json_parsers';
 
 export const orderbookChannelMessageParser = {
     parse(utf8Data: string): OrderbookChannelMessage {
@@ -16,17 +13,17 @@ export const orderbookChannelMessageParser = {
         assert.assert(!_.isUndefined(type), `Message is missing a type parameter: ${utf8Data}`);
         assert.isString('type', type);
         switch (type) {
-            case (OrderbookChannelMessageTypes.Snapshot): {
+            case OrderbookChannelMessageTypes.Snapshot: {
                 assert.doesConformToSchema('message', messageObj, schemas.relayerApiOrderbookChannelSnapshotSchema);
                 const orderbookJson = messageObj.payload;
                 const orderbook = relayerResponseJsonParsers.parseOrderbookResponseJson(orderbookJson);
-                return _.assign(messageObj, {payload: orderbook});
+                return _.assign(messageObj, { payload: orderbook });
             }
-            case (OrderbookChannelMessageTypes.Update): {
+            case OrderbookChannelMessageTypes.Update: {
                 assert.doesConformToSchema('message', messageObj, schemas.relayerApiOrderbookChannelUpdateSchema);
                 const orderJson = messageObj.payload;
                 const order = relayerResponseJsonParsers.parseOrderJson(orderJson);
-                return _.assign(messageObj, {payload: order});
+                return _.assign(messageObj, { payload: order });
             }
             default: {
                 return {
diff --git a/packages/connect/src/utils/type_converters.ts b/packages/connect/src/utils/type_converters.ts
index 5ba1b8291..ad27e0b97 100644
--- a/packages/connect/src/utils/type_converters.ts
+++ b/packages/connect/src/utils/type_converters.ts
@@ -1,4 +1,4 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 import * as _ from 'lodash';
 
 export const typeConverters = {
diff --git a/packages/connect/src/ws_orderbook_channel.ts b/packages/connect/src/ws_orderbook_channel.ts
index 849fb9a4e..822a022f4 100644
--- a/packages/connect/src/ws_orderbook_channel.ts
+++ b/packages/connect/src/ws_orderbook_channel.ts
@@ -1,5 +1,5 @@
-import {assert} from '@0xproject/assert';
-import {schemas} from '@0xproject/json-schemas';
+import { assert } from '@0xproject/assert';
+import { schemas } from '@0xproject/json-schemas';
 import * as _ from 'lodash';
 import * as WebSocket from 'websocket';
 
@@ -11,7 +11,7 @@ import {
     WebsocketClientEventType,
     WebsocketConnectionEventType,
 } from './types';
-import {orderbookChannelMessageParser} from './utils/orderbook_channel_message_parser';
+import { orderbookChannelMessageParser } from './utils/orderbook_channel_message_parser';
 
 /**
  * This class includes all the functionality related to interacting with a websocket endpoint
@@ -41,7 +41,10 @@ export class WebSocketOrderbookChannel implements OrderbookChannel {
      */
     public subscribe(subscriptionOpts: OrderbookChannelSubscriptionOpts, handler: OrderbookChannelHandler): void {
         assert.doesConformToSchema(
-            'subscriptionOpts', subscriptionOpts, schemas.relayerApiOrderbookChannelSubscribePayload);
+            'subscriptionOpts',
+            subscriptionOpts,
+            schemas.relayerApiOrderbookChannelSubscribePayload,
+        );
         assert.isFunction('handler.onSnapshot', _.get(handler, 'onSnapshot'));
         assert.isFunction('handler.onUpdate', _.get(handler, 'onUpdate'));
         assert.isFunction('handler.onError', _.get(handler, 'onError'));
@@ -92,25 +95,32 @@ export class WebSocketOrderbookChannel implements OrderbookChannel {
             this._client.connect(this._apiEndpointUrl);
         }
     }
-    private _handleWebSocketMessage(requestId: number, subscriptionOpts: OrderbookChannelSubscriptionOpts,
-                                    message: WebSocket.IMessage, handler: OrderbookChannelHandler): void {
+    private _handleWebSocketMessage(
+        requestId: number,
+        subscriptionOpts: OrderbookChannelSubscriptionOpts,
+        message: WebSocket.IMessage,
+        handler: OrderbookChannelHandler,
+    ): void {
         if (!_.isUndefined(message.utf8Data)) {
             try {
                 const utf8Data = message.utf8Data;
                 const parserResult = orderbookChannelMessageParser.parse(utf8Data);
                 if (parserResult.requestId === requestId) {
                     switch (parserResult.type) {
-                        case (OrderbookChannelMessageTypes.Snapshot): {
+                        case OrderbookChannelMessageTypes.Snapshot: {
                             handler.onSnapshot(this, subscriptionOpts, parserResult.payload);
                             break;
                         }
-                        case (OrderbookChannelMessageTypes.Update): {
+                        case OrderbookChannelMessageTypes.Update: {
                             handler.onUpdate(this, subscriptionOpts, parserResult.payload);
                             break;
                         }
                         default: {
                             handler.onError(
-                                this, subscriptionOpts, new Error(`Message has missing a type parameter: ${utf8Data}`));
+                                this,
+                                subscriptionOpts,
+                                new Error(`Message has missing a type parameter: ${utf8Data}`),
+                            );
                         }
                     }
                 }
diff --git a/packages/connect/test/fixtures/standard_relayer_api/fees.ts b/packages/connect/test/fixtures/standard_relayer_api/fees.ts
index 68421880e..fc3292693 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/fees.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/fees.ts
@@ -1,6 +1,6 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
-import {FeesResponse} from '../../../src/types';
+import { FeesResponse } from '../../../src/types';
 
 export const feesResponse: FeesResponse = {
     feeRecipient: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
diff --git a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
index 9df45065c..f91ee75bd 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
@@ -1,4 +1,4 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
 export const orderResponse = {
     maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts b/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
index 529d2b450..2c7ba1b98 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
@@ -1,4 +1,4 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
 export const orderbookResponse = {
     bids: [
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orders.ts b/packages/connect/test/fixtures/standard_relayer_api/orders.ts
index 54c8a150d..62407c7cd 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orders.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/orders.ts
@@ -1,4 +1,4 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
 export const ordersResponse = [
     {
diff --git a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts b/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts
index b3ae7a1b1..17409a961 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts
@@ -1,6 +1,6 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 
-import {TokenPairsItem} from '../../../src/types';
+import { TokenPairsItem } from '../../../src/types';
 
 export const tokenPairsResponse: TokenPairsItem[] = [
     {
diff --git a/packages/connect/test/http_client_test.ts b/packages/connect/test/http_client_test.ts
index db7077531..b33b946c0 100644
--- a/packages/connect/test/http_client_test.ts
+++ b/packages/connect/test/http_client_test.ts
@@ -1,24 +1,21 @@
-import {BigNumber} from 'bignumber.js';
+import { BigNumber } from 'bignumber.js';
 import * as chai from 'chai';
 import * as chaiAsPromised from 'chai-as-promised';
 import * as dirtyChai from 'dirty-chai';
 import * as fetchMock from 'fetch-mock';
 import 'mocha';
 
-import {HttpClient} from '../src/index';
+import { HttpClient } from '../src/index';
 
-import {feesResponse} from './fixtures/standard_relayer_api/fees';
+import { feesResponse } from './fixtures/standard_relayer_api/fees';
 import * as feesResponseJSON from './fixtures/standard_relayer_api/fees.json';
-import {
-    orderResponse,
-} from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
-// tslint:disable-next-line:max-line-length
+import { orderResponse } from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
 import * as orderResponseJSON from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json';
-import {orderbookResponse} from './fixtures/standard_relayer_api/orderbook';
+import { orderbookResponse } from './fixtures/standard_relayer_api/orderbook';
 import * as orderbookJSON from './fixtures/standard_relayer_api/orderbook.json';
-import {ordersResponse} from './fixtures/standard_relayer_api/orders';
+import { ordersResponse } from './fixtures/standard_relayer_api/orders';
 import * as ordersResponseJSON from './fixtures/standard_relayer_api/orders.json';
-import {tokenPairsResponse} from './fixtures/standard_relayer_api/token_pairs';
+import { tokenPairsResponse } from './fixtures/standard_relayer_api/token_pairs';
 import * as tokenPairsResponseJSON from './fixtures/standard_relayer_api/token_pairs.json';
 
 chai.config.includeStack = true;
@@ -50,7 +47,7 @@ describe('HttpClient', () => {
             expect(tokenPairs).to.be.deep.equal(tokenPairsResponse);
         });
         it('throws an error for invalid JSON response', async () => {
-            fetchMock.get(url, {test: 'dummy'});
+            fetchMock.get(url, { test: 'dummy' });
             expect(relayerClient.getTokenPairsAsync()).to.be.rejected();
         });
     });
@@ -72,7 +69,7 @@ describe('HttpClient', () => {
             expect(orders).to.be.deep.equal(ordersResponse);
         });
         it('throws an error for invalid JSON response', async () => {
-            fetchMock.get(url, {test: 'dummy'});
+            fetchMock.get(url, { test: 'dummy' });
             expect(relayerClient.getOrdersAsync()).to.be.rejected();
         });
     });
@@ -85,7 +82,7 @@ describe('HttpClient', () => {
             expect(order).to.be.deep.equal(orderResponse);
         });
         it('throws an error for invalid JSON response', async () => {
-            fetchMock.get(url, {test: 'dummy'});
+            fetchMock.get(url, { test: 'dummy' });
             expect(relayerClient.getOrderAsync(orderHash)).to.be.rejected();
         });
     });
@@ -94,15 +91,16 @@ describe('HttpClient', () => {
             baseTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
             quoteTokenAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
         };
-        // tslint:disable-next-line:max-line-length
-        const url = `${relayUrl}/v0/orderbook?baseTokenAddress=${request.baseTokenAddress}&quoteTokenAddress=${request.quoteTokenAddress}`;
+        const url = `${relayUrl}/v0/orderbook?baseTokenAddress=${request.baseTokenAddress}&quoteTokenAddress=${
+            request.quoteTokenAddress
+        }`;
         it('gets order book', async () => {
             fetchMock.get(url, orderbookJSON);
             const orderbook = await relayerClient.getOrderbookAsync(request);
             expect(orderbook).to.be.deep.equal(orderbookResponse);
         });
         it('throws an error for invalid JSON response', async () => {
-            fetchMock.get(url, {test: 'dummy'});
+            fetchMock.get(url, { test: 'dummy' });
             expect(relayerClient.getOrderbookAsync(request)).to.be.rejected();
         });
     });
@@ -137,7 +135,7 @@ describe('HttpClient', () => {
             expect(expirationUnixTimestampSecBefore).to.be.deep.equal(request.expirationUnixTimestampSec);
         });
         it('throws an error for invalid JSON response', async () => {
-            fetchMock.post(url, {test: 'dummy'});
+            fetchMock.post(url, { test: 'dummy' });
             expect(relayerClient.getFeesAsync(request)).to.be.rejected();
         });
     });
diff --git a/packages/connect/test/orderbook_channel_message_parsers_test.ts b/packages/connect/test/orderbook_channel_message_parsers_test.ts
index 65286f87b..cd7cdff12 100644
--- a/packages/connect/test/orderbook_channel_message_parsers_test.ts
+++ b/packages/connect/test/orderbook_channel_message_parsers_test.ts
@@ -2,16 +2,15 @@ import * as chai from 'chai';
 import * as dirtyChai from 'dirty-chai';
 import 'mocha';
 
-import {orderbookChannelMessageParser} from '../src/utils/orderbook_channel_message_parser';
+import { orderbookChannelMessageParser } from '../src/utils/orderbook_channel_message_parser';
 
-// tslint:disable-next-line:max-line-length
-import {orderResponse} from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
-import {orderbookResponse} from './fixtures/standard_relayer_api/orderbook';
+import { orderResponse } from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
+import { orderbookResponse } from './fixtures/standard_relayer_api/orderbook';
 import {
     malformedSnapshotOrderbookChannelMessage,
     snapshotOrderbookChannelMessage,
 } from './fixtures/standard_relayer_api/snapshot_orderbook_channel_message';
-import {unknownOrderbookChannelMessage} from './fixtures/standard_relayer_api/unknown_orderbook_channel_message';
+import { unknownOrderbookChannelMessage } from './fixtures/standard_relayer_api/unknown_orderbook_channel_message';
 import {
     malformedUpdateOrderbookChannelMessage,
     updateOrderbookChannelMessage,
diff --git a/packages/connect/test/ws_orderbook_channel_test.ts b/packages/connect/test/ws_orderbook_channel_test.ts
index 6190a5ac3..ce404d934 100644
--- a/packages/connect/test/ws_orderbook_channel_test.ts
+++ b/packages/connect/test/ws_orderbook_channel_test.ts
@@ -3,9 +3,7 @@ import * as dirtyChai from 'dirty-chai';
 import * as _ from 'lodash';
 import 'mocha';
 
-import {
-    WebSocketOrderbookChannel,
-} from '../src/ws_orderbook_channel';
+import { WebSocketOrderbookChannel } from '../src/ws_orderbook_channel';
 
 chai.config.includeStack = true;
 chai.use(dirtyChai);
@@ -21,26 +19,42 @@ describe('WebSocketOrderbookChannel', () => {
         limit: 100,
     };
     const emptyOrderbookChannelHandler = {
-        onSnapshot: () => { _.noop(); },
-        onUpdate: () => { _.noop(); },
-        onError: () => { _.noop(); },
-        onClose: () => { _.noop(); },
+        onSnapshot: () => {
+            _.noop();
+        },
+        onUpdate: () => {
+            _.noop();
+        },
+        onError: () => {
+            _.noop();
+        },
+        onClose: () => {
+            _.noop();
+        },
     };
     describe('#subscribe', () => {
         it('throws when subscriptionOpts does not conform to schema', () => {
             const badSubscribeCall = orderbookChannel.subscribe.bind(
-                orderbookChannel, {}, emptyOrderbookChannelHandler);
-            // tslint:disable-next-line:max-line-length
-            expect(badSubscribeCall).throws('Expected subscriptionOpts to conform to schema /RelayerApiOrderbookChannelSubscribePayload\nEncountered: {}\nValidation errors: instance requires property "baseTokenAddress", instance requires property "quoteTokenAddress"');
+                orderbookChannel,
+                {},
+                emptyOrderbookChannelHandler,
+            );
+            expect(badSubscribeCall).throws(
+                'Expected subscriptionOpts to conform to schema /RelayerApiOrderbookChannelSubscribePayload\nEncountered: {}\nValidation errors: instance requires property "baseTokenAddress", instance requires property "quoteTokenAddress"',
+            );
         });
         it('throws when handler has the incorrect members', () => {
             const badSubscribeCall = orderbookChannel.subscribe.bind(orderbookChannel, subscriptionOpts, {});
-            expect(badSubscribeCall)
-                .throws('Expected handler.onSnapshot to be of type function, encountered: undefined');
+            expect(badSubscribeCall).throws(
+                'Expected handler.onSnapshot to be of type function, encountered: undefined',
+            );
         });
         it('does not throw when inputs are of correct types', () => {
             const goodSubscribeCall = orderbookChannel.subscribe.bind(
-                orderbookChannel, subscriptionOpts, emptyOrderbookChannelHandler);
+                orderbookChannel,
+                subscriptionOpts,
+                emptyOrderbookChannelHandler,
+            );
             expect(goodSubscribeCall).to.not.throw();
         });
     });