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authorBrandon Millman <brandon.millman@gmail.com>2018-02-06 08:28:03 +0800
committerBrandon Millman <brandon.millman@gmail.com>2018-02-06 10:11:26 +0800
commit83d0bad3a1e6635dedb46fbd99ee1bec5246d4bf (patch)
tree626fd908627a4b6b7e48c3b7326c12a1f30c2f5f
parent99b1f81e89e3ac929c7829552ea7ae19998524e9 (diff)
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Addressed comments and update 0xProject/types-ethereumjs-util deps
-rw-r--r--packages/contracts/package.json2
-rw-r--r--packages/dev-utils/package.json2
-rw-r--r--packages/subproviders/package.json2
-rw-r--r--packages/testnet-faucets/README.md21
-rw-r--r--packages/testnet-faucets/package.json1
-rw-r--r--packages/testnet-faucets/src/ts/global.d.ts10
-rw-r--r--packages/testnet-faucets/src/ts/handler.ts92
-rw-r--r--packages/testnet-faucets/src/ts/id_management.ts8
-rw-r--r--packages/testnet-faucets/src/ts/parameter_transformer.ts (renamed from packages/testnet-faucets/src/ts/parameter_extractor.ts)19
-rw-r--r--packages/testnet-faucets/src/ts/request_queue.ts8
-rw-r--r--packages/testnet-faucets/src/ts/rpc_urls.ts8
-rw-r--r--packages/testnet-faucets/src/ts/server.ts10
-rw-r--r--yarn.lock17
13 files changed, 85 insertions, 115 deletions
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index d5e352c5d..b3b08fe29 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -52,7 +52,7 @@
"solc": "^0.4.18",
"tslint": "5.8.0",
"types-bn": "^0.0.1",
- "types-ethereumjs-util": "0xproject/types-ethereumjs-util",
+ "types-ethereumjs-util": "0xProject/types-ethereumjs-util",
"typescript": "2.7.1",
"web3-typescript-typings": "^0.9.8",
"yargs": "^10.0.3"
diff --git a/packages/dev-utils/package.json b/packages/dev-utils/package.json
index 0c292c01f..fca082583 100644
--- a/packages/dev-utils/package.json
+++ b/packages/dev-utils/package.json
@@ -27,7 +27,7 @@
"shx": "^0.2.2",
"tslint": "5.8.0",
"types-bn": "^0.0.1",
- "types-ethereumjs-util": "0xproject/types-ethereumjs-util",
+ "types-ethereumjs-util": "0xProject/types-ethereumjs-util",
"typescript": "2.7.1"
},
"dependencies": {
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index 18ba247ea..ee283dff3 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -48,7 +48,7 @@
"shx": "^0.2.2",
"tslint": "5.8.0",
"types-bn": "^0.0.1",
- "types-ethereumjs-util": "0xproject/types-ethereumjs-util",
+ "types-ethereumjs-util": "0xProject/types-ethereumjs-util",
"typescript": "2.7.1",
"web3-typescript-typings": "^0.9.8",
"webpack": "^3.1.0"
diff --git a/packages/testnet-faucets/README.md b/packages/testnet-faucets/README.md
index d0b9858a1..6cd842ea6 100644
--- a/packages/testnet-faucets/README.md
+++ b/packages/testnet-faucets/README.md
@@ -86,25 +86,24 @@ Returns a JSON payload describing the state of the queues for each network. For
}
```
-`GET /ether/:recipient`
+`GET /ether/:recipient?networkId=:networkId`
-Schedules a transaction that sends 0.1 ETH to the `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`.
+Schedules a transaction that sends 0.1 ETH to the `recipient` on the network specified by `networkId` where `recipient` is a hex encoded Ethereum address prefixed with `0x`. If no `networkId` is provided via query parameters the faucet will default to network 42 (Kovan).
-`GET /zrx/:recipient`
-Schedules a transaction that sends 0.1 ZRX to the `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`.
+`GET /zrx/:recipient?networkId=:networkId`
-`GET /order/weth/:recipient`
+Schedules a transaction that sends 0.1 ZRX to the `recipient` on the network specified by `networkId` where `recipient` is a hex encoded Ethereum address prefixed with `0x`. If no `networkId` is provided via query parameters the faucet will default to network 42 (Kovan).
-Returns a JSON payload describing an order for 0.1 WETH in exchange for 0.1 ZRX signed by the dispenser address. The taker is specified by `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`.
+`GET /order/weth/:recipient?networkId=:networkId`
-`GET /order/zrx/:recipient`
+Returns a JSON payload describing an order for 0.1 WETH in exchange for 0.1 ZRX signed by the dispenser address on the network specified by `networkId`. The taker is specified by `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`. If no `networkId` is provided via query parameters the faucet will default to network 42 (Kovan).
-Returns a JSON payload describing an order for 0.1 ZRX in exchange for 0.1 WETH signed by the dispenser address. The taker is specified by `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`.
+`GET /order/zrx/:recipient?networkId=:networkId`
-#### Parameters
+Returns a JSON payload describing an order for 0.1 ZRX in exchange for 0.1 WETH signed by the dispenser address on the network specified by `networkId`. The taker is specified by `recipient` where `recipient` is a hex encoded Ethereum address prefixed with `0x`. If no `networkId` is provided via query parameters the faucet will default to network 42 (Kovan).
-The endpoints `/ether`, `/zrx`, `/order/weth/`, and `/order/zrx/` take a query parameter named `networkId` to specify the desired ethereum network
+#### Example request
```bash
curl -i http://localhost:3000/ether/0x14e2F1F157E7DD4057D02817436D628A37120FD1\?networkId=3
@@ -112,8 +111,6 @@ curl -i http://localhost:3000/ether/0x14e2F1F157E7DD4057D02817436D628A37120FD1\?
This command will request the local server to initiate a transfer of 0.1 ETH from the dispensing address to `0x14e2F1F157E7DD4057D02817436D628A37120FD1` on the Ropsten testnet.
-If no `networkId` is provided via query parameters the faucet will default to network 42 (Kovan)
-
### Docker configs
```
diff --git a/packages/testnet-faucets/package.json b/packages/testnet-faucets/package.json
index f73857f82..b7a55aeb0 100644
--- a/packages/testnet-faucets/package.json
+++ b/packages/testnet-faucets/package.json
@@ -37,7 +37,6 @@
"shx": "^0.2.2",
"source-map-loader": "^0.1.6",
"tslint": "5.8.0",
- "types-bn": "^0.0.1",
"types-ethereumjs-util": "0xProject/types-ethereumjs-util",
"typescript": "2.7.1",
"web3-typescript-typings": "^0.9.8",
diff --git a/packages/testnet-faucets/src/ts/global.d.ts b/packages/testnet-faucets/src/ts/global.d.ts
index 50cd205a1..97cd35680 100644
--- a/packages/testnet-faucets/src/ts/global.d.ts
+++ b/packages/testnet-faucets/src/ts/global.d.ts
@@ -24,13 +24,3 @@ declare module 'ethereumjs-tx' {
}
export = EthereumTx;
}
-
-// Define extra params on Request for parameter extraction in middleware
-/* tslint:disable */
-declare namespace Express {
- export interface Request {
- recipientAddress: string;
- networkId: string;
- }
-}
-/* tslint:enable */
diff --git a/packages/testnet-faucets/src/ts/handler.ts b/packages/testnet-faucets/src/ts/handler.ts
index 7883cefd8..1dae8a47f 100644
--- a/packages/testnet-faucets/src/ts/handler.ts
+++ b/packages/testnet-faucets/src/ts/handler.ts
@@ -2,13 +2,13 @@ import { Order, SignedOrder, ZeroEx } from '0x.js';
import { BigNumber } from '@0xproject/utils';
import * as express from 'express';
import * as _ from 'lodash';
+import * as Web3 from 'web3';
// HACK: web3 injects XMLHttpRequest into the global scope and ProviderEngine checks XMLHttpRequest
// to know whether it is running in a browser or node environment. We need it to be undefined since
// we are not running in a browser env.
// Filed issue: https://github.com/ethereum/web3.js/issues/844
(global as any).XMLHttpRequest = undefined;
-
import ProviderEngine = require('web3-provider-engine');
import HookedWalletSubprovider = require('web3-provider-engine/subproviders/hooked-wallet');
import NonceSubprovider = require('web3-provider-engine/subproviders/nonce-tracker');
@@ -22,12 +22,6 @@ import { rpcUrls } from './rpc_urls';
import { utils } from './utils';
import { ZRXRequestQueue } from './zrx_request_queue';
-// HACK: web3 leaks XMLHttpRequest into the global scope and causes requests to hang
-// because they are using the wrong XHR package.
-// Filed issue: https://github.com/ethereum/web3.js/issues/844
-// tslint:disable-next-line:ordered-imports
-import * as Web3 from 'web3';
-
interface ItemByNetworkId<T> {
[networkId: string]: T;
}
@@ -38,15 +32,46 @@ enum RequestedAssetType {
ZRX = 'ZRX',
}
-const TWO_DAYS_IN_MS = 1.728e8; // TODO: make this configurable
+const FIVE_DAYS_IN_MS = 4.32e8; // TODO: make this configurable
export class Handler {
private _zeroExByNetworkId: ItemByNetworkId<ZeroEx> = {};
private _etherRequestQueueByNetworkId: ItemByNetworkId<RequestQueue> = {};
private _zrxRequestQueueByNetworkId: ItemByNetworkId<RequestQueue> = {};
+ private static _dispenseAsset(
+ req: express.Request,
+ res: express.Response,
+ requestQueueByNetworkId: ItemByNetworkId<RequestQueue>,
+ requestedAssetType: RequestedAssetType,
+ ) {
+ const requestQueue = _.get(requestQueueByNetworkId, req.params.networkId);
+ if (_.isUndefined(requestQueue)) {
+ res.status(400).send('UNSUPPORTED_NETWORK_ID');
+ return;
+ }
+ const didAddToQueue = requestQueue.add(req.params.recipient);
+ if (!didAddToQueue) {
+ res.status(503).send('QUEUE_IS_FULL');
+ return;
+ }
+ utils.consoleLog(`Added ${req.params.recipient} to queue: ${requestedAssetType} networkId: ${req.params.networkId}`);
+ res.status(200).end();
+ }
+ private static _createProviderEngine(rpcUrl: string) {
+ const engine = new ProviderEngine();
+ engine.addProvider(new NonceSubprovider());
+ engine.addProvider(new HookedWalletSubprovider(idManagement));
+ engine.addProvider(
+ new RpcSubprovider({
+ rpcUrl,
+ }),
+ );
+ engine.start();
+ return engine;
+ }
constructor() {
_.forIn(rpcUrls, (rpcUrl: string, networkId: string) => {
- const providerObj = this._createProviderEngine(rpcUrl);
+ const providerObj = Handler._createProviderEngine(rpcUrl);
const web3 = new Web3(providerObj);
const zeroExConfig = {
networkId: +networkId,
@@ -77,10 +102,10 @@ export class Handler {
res.status(200).send(payload);
}
public dispenseEther(req: express.Request, res: express.Response) {
- this._dispenseAsset(req, res, this._etherRequestQueueByNetworkId, RequestedAssetType.ETH);
+ Handler._dispenseAsset(req, res, this._etherRequestQueueByNetworkId, RequestedAssetType.ETH);
}
public dispenseZRX(req: express.Request, res: express.Response) {
- this._dispenseAsset(req, res, this._zrxRequestQueueByNetworkId, RequestedAssetType.ZRX);
+ Handler._dispenseAsset(req, res, this._zrxRequestQueueByNetworkId, RequestedAssetType.ZRX);
}
public async dispenseWETHOrder(req: express.Request, res: express.Response) {
await this._dispenseOrder(req, res, RequestedAssetType.WETH);
@@ -88,28 +113,8 @@ export class Handler {
public async dispenseZRXOrder(req: express.Request, res: express.Response, next: express.NextFunction) {
await this._dispenseOrder(req, res, RequestedAssetType.ZRX);
}
- // tslint:disable-next-line:prefer-function-over-method
- private _dispenseAsset(
- req: express.Request,
- res: express.Response,
- requestQueueByNetworkId: ItemByNetworkId<RequestQueue>,
- requestedAssetType: RequestedAssetType,
- ) {
- const requestQueue = _.get(requestQueueByNetworkId, req.networkId);
- if (_.isUndefined(requestQueue)) {
- res.status(400).send('UNSUPPORTED_NETWORK_ID');
- return;
- }
- const didAddToQueue = requestQueue.add(req.recipientAddress);
- if (!didAddToQueue) {
- res.status(503).send('QUEUE_IS_FULL');
- return;
- }
- utils.consoleLog(`Added ${req.recipientAddress} to queue: ${requestedAssetType} networkId: ${req.networkId}`);
- res.status(200).end();
- }
private async _dispenseOrder(req: express.Request, res: express.Response, requestedAssetType: RequestedAssetType) {
- const zeroEx = _.get(this._zeroExByNetworkId, req.networkId);
+ const zeroEx = _.get(this._zeroExByNetworkId, req.params.networkId);
if (_.isUndefined(zeroEx)) {
res.status(400).send('UNSUPPORTED_NETWORK_ID');
return;
@@ -117,21 +122,19 @@ export class Handler {
res.setHeader('Content-Type', 'application/json');
const makerTokenAddress = await zeroEx.tokenRegistry.getTokenAddressBySymbolIfExistsAsync(requestedAssetType);
if (_.isUndefined(makerTokenAddress)) {
- res.status(400).send('INVALID_TOKEN');
- return;
+ throw new Error(`Unsupported asset type: ${requestedAssetType}`);
}
const takerTokenSymbol =
requestedAssetType === RequestedAssetType.WETH ? RequestedAssetType.ZRX : RequestedAssetType.WETH;
const takerTokenAddress = await zeroEx.tokenRegistry.getTokenAddressBySymbolIfExistsAsync(takerTokenSymbol);
if (_.isUndefined(takerTokenAddress)) {
- res.status(400).send('INVALID_TOKEN');
- return;
+ throw new Error(`Unsupported asset type: ${requestedAssetType}`);
}
const makerTokenAmount = new BigNumber(0.1);
const takerTokenAmount = new BigNumber(0.1);
const order: Order = {
maker: configs.DISPENSER_ADDRESS,
- taker: req.recipientAddress,
+ taker: req.params.recipient,
makerFee: new BigNumber(0),
takerFee: new BigNumber(0),
makerTokenAmount,
@@ -141,7 +144,7 @@ export class Handler {
salt: ZeroEx.generatePseudoRandomSalt(),
exchangeContractAddress: zeroEx.exchange.getContractAddress(),
feeRecipient: ZeroEx.NULL_ADDRESS,
- expirationUnixTimestampSec: new BigNumber(Date.now() + TWO_DAYS_IN_MS),
+ expirationUnixTimestampSec: new BigNumber(Date.now() + FIVE_DAYS_IN_MS),
};
const orderHash = ZeroEx.getOrderHashHex(order);
const signature = await zeroEx.signOrderHashAsync(orderHash, configs.DISPENSER_ADDRESS, false);
@@ -154,17 +157,4 @@ export class Handler {
utils.consoleLog(`Dispensed signed order: ${payload}`);
res.status(200).send(payload);
}
- // tslint:disable-next-line:prefer-function-over-method
- private _createProviderEngine(rpcUrl: string) {
- const engine = new ProviderEngine();
- engine.addProvider(new NonceSubprovider());
- engine.addProvider(new HookedWalletSubprovider(idManagement));
- engine.addProvider(
- new RpcSubprovider({
- rpcUrl,
- }),
- );
- engine.start();
- return engine;
- }
}
diff --git a/packages/testnet-faucets/src/ts/id_management.ts b/packages/testnet-faucets/src/ts/id_management.ts
index b088e6cf8..7c598f91c 100644
--- a/packages/testnet-faucets/src/ts/id_management.ts
+++ b/packages/testnet-faucets/src/ts/id_management.ts
@@ -21,12 +21,12 @@ export const idManagement = {
callback(null, rawTx);
},
signMessage(message: object, callback: Callback) {
- const data = _.get(message, 'data');
- if (_.isUndefined(data)) {
- callback(new Error('No data to sign'), null);
+ const dataIfExists = _.get(message, 'data');
+ if (_.isUndefined(dataIfExists)) {
+ callback(new Error('NO_DATA_TO_SIGN'), null);
}
const privateKeyBuffer = new Buffer(configs.DISPENSER_PRIVATE_KEY as string, 'hex');
- const dataBuff = ethUtil.toBuffer(data);
+ const dataBuff = ethUtil.toBuffer(dataIfExists);
const msgHashBuff = ethUtil.hashPersonalMessage(dataBuff);
const sig = ethUtil.ecsign(msgHashBuff, privateKeyBuffer);
const rpcSig = ethUtil.toRpcSig(sig.v, sig.r, sig.s);
diff --git a/packages/testnet-faucets/src/ts/parameter_extractor.ts b/packages/testnet-faucets/src/ts/parameter_transformer.ts
index f3a26ae01..c5711d462 100644
--- a/packages/testnet-faucets/src/ts/parameter_extractor.ts
+++ b/packages/testnet-faucets/src/ts/parameter_transformer.ts
@@ -8,27 +8,22 @@ import { utils } from './utils';
const DEFAULT_NETWORK_ID = 42; // kovan
-export const parameterExtractor = {
- extract(req: Request, res: Response, next: NextFunction) {
+export const parameterTransformer = {
+ transform(req: Request, res: Response, next: NextFunction) {
const recipientAddress = req.params.recipient;
- if (_.isUndefined(recipientAddress) || !_isValidEthereumAddress(recipientAddress)) {
+ if (_.isUndefined(recipientAddress) || !addressUtils.isAddress(recipientAddress)) {
res.status(400).send('INVALID_RECIPIENT_ADDRESS');
return;
}
const lowerCaseRecipientAddress = recipientAddress.toLowerCase();
- req.recipientAddress = lowerCaseRecipientAddress;
+ req.params.recipient = lowerCaseRecipientAddress;
const networkId = _.get(req.query, 'networkId', DEFAULT_NETWORK_ID);
- const rpcUrl = _.get(rpcUrls, networkId);
- if (_.isUndefined(rpcUrl)) {
+ const rpcUrlIfExists = _.get(rpcUrls, networkId);
+ if (_.isUndefined(rpcUrlIfExists)) {
res.status(400).send('UNSUPPORTED_NETWORK_ID');
return;
}
- req.networkId = networkId;
+ req.params.networkId = networkId;
next();
},
};
-
-function _isValidEthereumAddress(address: string): boolean {
- const lowercaseAddress = address.toLowerCase();
- return addressUtils.isAddress(lowercaseAddress);
-}
diff --git a/packages/testnet-faucets/src/ts/request_queue.ts b/packages/testnet-faucets/src/ts/request_queue.ts
index 7d685522a..718f8be0c 100644
--- a/packages/testnet-faucets/src/ts/request_queue.ts
+++ b/packages/testnet-faucets/src/ts/request_queue.ts
@@ -13,14 +13,12 @@ const DEFAULT_QUEUE_INTERVAL_MS = 1000;
export class RequestQueue {
protected _queueIntervalMs: number;
protected _queue: string[];
- protected _queueIntervalId: NodeJS.Timer;
+ protected _queueIntervalId?: NodeJS.Timer;
protected _web3: Web3;
constructor(web3: any) {
this._queueIntervalMs = DEFAULT_QUEUE_INTERVAL_MS;
this._queue = [];
-
this._web3 = web3;
-
this._start();
}
public add(recipientAddress: string): boolean {
@@ -47,7 +45,9 @@ export class RequestQueue {
}, this._queueIntervalMs);
}
protected _stop() {
- clearInterval(this._queueIntervalId);
+ if (!_.isUndefined(this._queueIntervalId)) {
+ clearInterval(this._queueIntervalId);
+ }
}
// tslint:disable-next-line:prefer-function-over-method
protected async _processNextRequestFireAndForgetAsync(recipientAddress: string) {
diff --git a/packages/testnet-faucets/src/ts/rpc_urls.ts b/packages/testnet-faucets/src/ts/rpc_urls.ts
index 25a3b938f..c57e85eac 100644
--- a/packages/testnet-faucets/src/ts/rpc_urls.ts
+++ b/packages/testnet-faucets/src/ts/rpc_urls.ts
@@ -1,13 +1,13 @@
import { configs } from './configs';
const productionRpcUrls = {
- '2': `https://ropsten.infura.io/${configs.INFURA_API_KEY}`,
- '3': `https://rinkeby.infura.io/${configs.INFURA_API_KEY}`,
- '42': `https://kovan.infura.io/${configs.INFURA_API_KEY}`,
+ 2: `https://ropsten.infura.io/${configs.INFURA_API_KEY}`,
+ 3: `https://rinkeby.infura.io/${configs.INFURA_API_KEY}`,
+ 42: `https://kovan.infura.io/${configs.INFURA_API_KEY}`,
};
const developmentRpcUrls = {
- '50': 'http://127.0.0.1:8545',
+ 50: 'http://127.0.0.1:8545',
};
export const rpcUrls = configs.ENVIRONMENT === 'development' ? developmentRpcUrls : productionRpcUrls;
diff --git a/packages/testnet-faucets/src/ts/server.ts b/packages/testnet-faucets/src/ts/server.ts
index 38c2f1428..be1077756 100644
--- a/packages/testnet-faucets/src/ts/server.ts
+++ b/packages/testnet-faucets/src/ts/server.ts
@@ -3,7 +3,7 @@ import * as express from 'express';
import { errorReporter } from './error_reporter';
import { Handler } from './handler';
-import { parameterExtractor } from './parameter_extractor';
+import { parameterTransformer } from './parameter_transformer';
// Setup the errorReporter to catch uncaught exceptions and unhandled rejections
errorReporter.setup();
@@ -21,10 +21,10 @@ app.get('/ping', (req: express.Request, res: express.Response) => {
res.status(200).send('pong');
});
app.get('/info', handler.getQueueInfo.bind(handler));
-app.get('/ether/:recipient', parameterExtractor.extract, handler.dispenseEther.bind(handler));
-app.get('/zrx/:recipient', parameterExtractor.extract, handler.dispenseZRX.bind(handler));
-app.get('/order/weth/:recipient', parameterExtractor.extract, handler.dispenseWETHOrder.bind(handler));
-app.get('/order/zrx/:recipient', parameterExtractor.extract, handler.dispenseZRXOrder.bind(handler));
+app.get('/ether/:recipient', parameterTransformer.transform, handler.dispenseEther.bind(handler));
+app.get('/zrx/:recipient', parameterTransformer.transform, handler.dispenseZRX.bind(handler));
+app.get('/order/weth/:recipient', parameterTransformer.transform, handler.dispenseWETHOrder.bind(handler));
+app.get('/order/zrx/:recipient', parameterTransformer.transform, handler.dispenseZRXOrder.bind(handler));
// Log to rollbar any errors unhandled by handlers
app.use(errorReporter.errorHandler());
diff --git a/yarn.lock b/yarn.lock
index 668fa4944..832856c62 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9097,21 +9097,20 @@ types-bn@^0.0.1:
dependencies:
bn.js "4.11.7"
-types-ethereumjs-util@0xProject/types-ethereumjs-util:
- version "0.0.6"
- resolved "https://codeload.github.com/0xProject/types-ethereumjs-util/tar.gz/0c5058e4f9d6585f7c7c1f88939546acb14323b8"
+"types-bn@https://github.com/machinomy/types-bn.git":
+ version "0.0.1"
+ resolved "https://github.com/machinomy/types-bn.git#08ede69e138640d332b0dae0dc2e2fffee5f7160"
dependencies:
- bn.js "^4.11.7"
- buffer "^5.0.6"
- rlp "^2.0.0"
+ bn.js "4.11.7"
-types-ethereumjs-util@0xproject/types-ethereumjs-util:
- version "0.0.6"
- resolved "https://codeload.github.com/0xproject/types-ethereumjs-util/tar.gz/0c5058e4f9d6585f7c7c1f88939546acb14323b8"
+types-ethereumjs-util@0xProject/types-ethereumjs-util:
+ version "0.0.7"
+ resolved "https://codeload.github.com/0xProject/types-ethereumjs-util/tar.gz/72722fc605bfa7f87ec4a959956b387320479ffc"
dependencies:
bn.js "^4.11.7"
buffer "^5.0.6"
rlp "^2.0.0"
+ types-bn "https://github.com/machinomy/types-bn.git"
typescript@2.4.1:
version "2.4.1"