diff options
-rw-r--r-- | packages/asset-buyer/package.json | 1 | ||||
-rw-r--r-- | packages/asset-buyer/src/asset_buyer.ts | 67 | ||||
-rw-r--r-- | packages/asset-buyer/src/types.ts | 8 | ||||
-rw-r--r-- | packages/asset-buyer/test/asset_buyer_test.ts | 168 | ||||
-rw-r--r-- | packages/asset-buyer/test/utils/mocks.ts | 66 | ||||
-rw-r--r-- | yarn.lock | 59 |
6 files changed, 321 insertions, 48 deletions
diff --git a/packages/asset-buyer/package.json b/packages/asset-buyer/package.json index 401aec120..9ddeb2c60 100644 --- a/packages/asset-buyer/package.json +++ b/packages/asset-buyer/package.json @@ -65,6 +65,7 @@ "shx": "^0.2.2", "tslint": "5.11.0", "typedoc": "0.13.0", + "typemoq": "^2.1.0", "typescript": "3.0.1" }, "publishConfig": { diff --git a/packages/asset-buyer/src/asset_buyer.ts b/packages/asset-buyer/src/asset_buyer.ts index 934410c55..511c99fb1 100644 --- a/packages/asset-buyer/src/asset_buyer.ts +++ b/packages/asset-buyer/src/asset_buyer.ts @@ -16,6 +16,7 @@ import { BuyQuote, BuyQuoteExecutionOpts, BuyQuoteRequestOpts, + LiquidityForAssetData, OrderProvider, OrderProviderResponse, OrdersAndFillableAmounts, @@ -25,12 +26,42 @@ import { assert } from './utils/assert'; import { assetDataUtils } from './utils/asset_data_utils'; import { buyQuoteCalculator } from './utils/buy_quote_calculator'; import { orderProviderResponseProcessor } from './utils/order_provider_response_processor'; +import { orderUtils } from './utils/order_utils'; interface OrdersEntry { ordersAndFillableAmounts: OrdersAndFillableAmounts; lastRefreshTime: number; } +const calculateLiquidity = (ordersAndFillableAmounts: OrdersAndFillableAmounts): LiquidityForAssetData => { + const { orders, remainingFillableMakerAssetAmounts } = ordersAndFillableAmounts; + const liquidityInBigNumbers = orders.reduce( + (acc, order, curIndex) => { + const availableMakerAssetAmount = remainingFillableMakerAssetAmounts[curIndex]; + if (availableMakerAssetAmount === undefined) { + throw new Error(`No corresponding fillableMakerAssetAmounts at index ${curIndex}`); + } + + const tokensAvailableForCurrentOrder = availableMakerAssetAmount; + const ethValueAvailableForCurrentOrder = orderUtils.getTakerFillAmount(order, availableMakerAssetAmount); + return { + tokensAvailableInUnitAmount: acc.tokensAvailableInUnitAmount.plus(tokensAvailableForCurrentOrder), + ethValueAvailableInWei: acc.ethValueAvailableInWei.plus(ethValueAvailableForCurrentOrder), + }; + }, + { + tokensAvailableInUnitAmount: new BigNumber(0), + ethValueAvailableInWei: new BigNumber(0), + }, + ); + + // Turn into regular numbers + return { + tokensAvailableInUnitAmount: liquidityInBigNumbers.tokensAvailableInUnitAmount.toNumber(), + ethValueAvailableInWei: liquidityInBigNumbers.ethValueAvailableInWei.toNumber(), + }; +}; + export class AssetBuyer { public readonly provider: Provider; public readonly orderProvider: OrderProvider; @@ -138,10 +169,10 @@ export class AssetBuyer { // get the relevant orders for the makerAsset and fees // if the requested assetData is ZRX, don't get the fee info const [ordersAndFillableAmounts, feeOrdersAndFillableAmounts] = await Promise.all([ - this._getOrdersAndFillableAmountsAsync(assetData, shouldForceOrderRefresh), + this.getOrdersAndFillableAmountsAsync(assetData, shouldForceOrderRefresh), isMakerAssetZrxToken ? Promise.resolve(constants.EMPTY_ORDERS_AND_FILLABLE_AMOUNTS) - : this._getOrdersAndFillableAmountsAsync(zrxTokenAssetData, shouldForceOrderRefresh), + : this.getOrdersAndFillableAmountsAsync(zrxTokenAssetData, shouldForceOrderRefresh), shouldForceOrderRefresh, ]); if (ordersAndFillableAmounts.orders.length === 0) { @@ -177,6 +208,36 @@ export class AssetBuyer { const buyQuote = this.getBuyQuoteAsync(assetData, assetBuyAmount, options); return buyQuote; } + public async getLiquidityForAssetDataAsync( + assetData: string, + options: Partial<BuyQuoteRequestOpts> = {}, + ): Promise<LiquidityForAssetData> { + const { feePercentage, shouldForceOrderRefresh, slippagePercentage } = _.merge( + {}, + constants.DEFAULT_BUY_QUOTE_REQUEST_OPTS, + options, + ); + assert.isString('assetData', assetData); + assert.isValidPercentage('feePercentage', feePercentage); + assert.isBoolean('shouldForceOrderRefresh', shouldForceOrderRefresh); + assert.isNumber('slippagePercentage', slippagePercentage); + + const assetPairs = await this.orderProvider.getAvailableMakerAssetDatasAsync(assetData); + if (!assetPairs.includes(assetData)) { + return { + tokensAvailableInUnitAmount: 0, + ethValueAvailableInWei: 0, + }; + } + + const ordersAndFillableAmounts = await this.getOrdersAndFillableAmountsAsync( + assetData, + shouldForceOrderRefresh, + ); + + return calculateLiquidity(ordersAndFillableAmounts); + } + /** * Given a BuyQuote and desired rate, attempt to execute the buy. * @param buyQuote An object that conforms to BuyQuote. See type definition for more information. @@ -261,7 +322,7 @@ export class AssetBuyer { /** * Grab orders from the map, if there is a miss or it is time to refresh, fetch and process the orders */ - private async _getOrdersAndFillableAmountsAsync( + public async getOrdersAndFillableAmountsAsync( assetData: string, shouldForceOrderRefresh: boolean, ): Promise<OrdersAndFillableAmounts> { diff --git a/packages/asset-buyer/src/types.ts b/packages/asset-buyer/src/types.ts index 3b573edca..84434aa7f 100644 --- a/packages/asset-buyer/src/types.ts +++ b/packages/asset-buyer/src/types.ts @@ -121,3 +121,11 @@ export interface OrdersAndFillableAmounts { orders: SignedOrder[]; remainingFillableMakerAssetAmounts: BigNumber[]; } + +/** + * Represents available liquidity for a given assetData + */ +export interface LiquidityForAssetData { + tokensAvailableInUnitAmount: number; + ethValueAvailableInWei: number; +} diff --git a/packages/asset-buyer/test/asset_buyer_test.ts b/packages/asset-buyer/test/asset_buyer_test.ts new file mode 100644 index 000000000..a109d1ae8 --- /dev/null +++ b/packages/asset-buyer/test/asset_buyer_test.ts @@ -0,0 +1,168 @@ +import { orderFactory } from '@0x/order-utils/lib/src/order_factory'; +import { Web3ProviderEngine } from '@0x/subproviders'; +import { SignedOrder } from '@0x/types'; +import { BigNumber } from '@0x/utils'; +import { Web3Wrapper } from '@0x/web3-wrapper'; +import * as chai from 'chai'; +import 'mocha'; +import * as TypeMoq from 'typemoq'; + +import { AssetBuyer } from '../src'; +import { constants } from '../src/constants'; +import { LiquidityForAssetData, OrderProvider, OrdersAndFillableAmounts } from '../src/types'; + +import { chaiSetup } from './utils/chai_setup'; +import { + mockAvailableAssetDatas, + mockedAssetBuyerWithOrdersAndFillableAmounts, + orderProviderMock, +} from './utils/mocks'; + +chaiSetup.configure(); +const expect = chai.expect; + +const FAKE_SRA_URL = 'https://fakeurl.com'; +const FAKE_ASSET_DATA = '0xf47261b00000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c48'; +const TOKEN_DECIMALS = 18; +const WETH_DECIMALS = constants.ETHER_TOKEN_DECIMALS; + +const baseUnitAmount = (unitAmount: number, decimals = TOKEN_DECIMALS): BigNumber => { + return Web3Wrapper.toBaseUnitAmount(new BigNumber(unitAmount), decimals); +}; + +const expectLiquidityResult = async ( + web3Provider: Web3ProviderEngine, + orderProvider: OrderProvider, + ordersAndFillableAmounts: OrdersAndFillableAmounts, + expectedLiquidityResult: LiquidityForAssetData, +) => { + const mockedAssetBuyer = mockedAssetBuyerWithOrdersAndFillableAmounts( + web3Provider, + orderProvider, + FAKE_ASSET_DATA, + ordersAndFillableAmounts, + ); + const liquidityResult = await mockedAssetBuyer.object.getLiquidityForAssetDataAsync(FAKE_ASSET_DATA); + expect(liquidityResult).to.deep.equal(expectedLiquidityResult); +}; + +describe('AssetBuyer', () => { + describe('getLiquidityForAssetDataAsync', () => { + const mockWeb3Provider = TypeMoq.Mock.ofType(Web3ProviderEngine); + const mockOrderProvider = orderProviderMock(); + + beforeEach(() => { + mockWeb3Provider.reset(); + mockOrderProvider.reset(); + }); + + afterEach(() => { + mockWeb3Provider.verifyAll(); + mockOrderProvider.verifyAll(); + }); + + describe('validation', () => { + it('should ensure assetData is a string', async () => { + const assetBuyer = AssetBuyer.getAssetBuyerForStandardRelayerAPIUrl( + mockWeb3Provider.object, + FAKE_SRA_URL, + ); + + expect(assetBuyer.getLiquidityForAssetDataAsync(false as any)).to.be.rejectedWith( + 'Expected assetData to be of type string, encountered: false', + ); + }); + }); + + it('should return 0s when asset pair not supported', async () => { + mockAvailableAssetDatas(mockOrderProvider, FAKE_ASSET_DATA, []); + + const assetBuyer = new AssetBuyer(mockWeb3Provider.object, mockOrderProvider.object); + const liquidityResult = await assetBuyer.getLiquidityForAssetDataAsync(FAKE_ASSET_DATA); + expect(liquidityResult).to.deep.equal({ + tokensAvailableInUnitAmount: 0, + ethValueAvailableInWei: 0, + }); + }); + + describe('assetData is supported', () => { + // orders + const sellTwoTokensFor1Weth: SignedOrder = orderFactory.createSignedOrderFromPartial({ + makerAssetAmount: baseUnitAmount(2), + takerAssetAmount: baseUnitAmount(1, WETH_DECIMALS), + }); + const sellTenTokensFor10Weth: SignedOrder = orderFactory.createSignedOrderFromPartial({ + // tslint:disable-next-line:custom-no-magic-numbers + makerAssetAmount: baseUnitAmount(10), + // tslint:disable-next-line:custom-no-magic-numbers + takerAssetAmount: baseUnitAmount(10, WETH_DECIMALS), + }); + + beforeEach(() => { + mockAvailableAssetDatas(mockOrderProvider, FAKE_ASSET_DATA, [FAKE_ASSET_DATA]); + }); + + it('should return 0s when no orders available', async () => { + const ordersAndFillableAmounts: OrdersAndFillableAmounts = { + orders: [], + remainingFillableMakerAssetAmounts: [], + }; + const mockedAssetBuyer = mockedAssetBuyerWithOrdersAndFillableAmounts( + mockWeb3Provider.object, + mockOrderProvider.object, + FAKE_ASSET_DATA, + ordersAndFillableAmounts, + ); + + const liquidityResult = await mockedAssetBuyer.object.getLiquidityForAssetDataAsync(FAKE_ASSET_DATA); + expect(liquidityResult).to.deep.equal({ + tokensAvailableInUnitAmount: 0, + ethValueAvailableInWei: 0, + }); + }); + + it('should return correct computed value when orders provided with full fillableAmounts', async () => { + const orders: SignedOrder[] = [sellTwoTokensFor1Weth, sellTenTokensFor10Weth]; + const remainingFillableMakerAssetAmounts: BigNumber[] = orders.map(o => o.makerAssetAmount); + const mockedAssetBuyer = mockedAssetBuyerWithOrdersAndFillableAmounts( + mockWeb3Provider.object, + mockOrderProvider.object, + FAKE_ASSET_DATA, + { + orders, + remainingFillableMakerAssetAmounts, + }, + ); + + const expectedTokensAvailable = orders[0].makerAssetAmount.plus(orders[1].makerAssetAmount); + const expectedEthValueAvailable = orders[0].takerAssetAmount.plus(orders[1].takerAssetAmount); + + const liquidityResult = await mockedAssetBuyer.object.getLiquidityForAssetDataAsync(FAKE_ASSET_DATA); + expect(liquidityResult).to.deep.equal({ + tokensAvailableInUnitAmount: expectedTokensAvailable.toNumber(), + ethValueAvailableInWei: expectedEthValueAvailable.toNumber(), + }); + }); + + it('should return correct computed value with one partial fillableAmounts', async () => { + const ordersAndFillableAmounts = { + orders: [sellTwoTokensFor1Weth], + remainingFillableMakerAssetAmounts: [baseUnitAmount(1)], + }; + + const expectedResult = { + tokensAvailableInUnitAmount: baseUnitAmount(1).toNumber(), + // tslint:disable-next-line:custom-no-magic-numbers + ethValueAvailableInWei: baseUnitAmount(0.5, WETH_DECIMALS).toNumber(), + }; + + await expectLiquidityResult( + mockWeb3Provider.object, + mockOrderProvider.object, + ordersAndFillableAmounts, + expectedResult, + ); + }); + }); + }); +}); diff --git a/packages/asset-buyer/test/utils/mocks.ts b/packages/asset-buyer/test/utils/mocks.ts new file mode 100644 index 000000000..fe0d0cbf4 --- /dev/null +++ b/packages/asset-buyer/test/utils/mocks.ts @@ -0,0 +1,66 @@ +import { Web3ProviderEngine } from '@0x/subproviders'; +import * as TypeMoq from 'typemoq'; + +import { AssetBuyer } from '../../src/asset_buyer'; +import { OrderProvider, OrderProviderResponse, OrdersAndFillableAmounts } from '../../src/types'; + +// Implementing dummy class for using in mocks, see https://github.com/florinn/typemoq/issues/3 +class OrderProviderClass implements OrderProvider { + // tslint:disable-next-line:prefer-function-over-method + public async getOrdersAsync(): Promise<OrderProviderResponse> { + return Promise.resolve({ orders: [] }); + } + // tslint:disable-next-line:prefer-function-over-method + public async getAvailableMakerAssetDatasAsync(takerAssetData: string): Promise<string[]> { + return Promise.resolve([]); + } +} + +export const orderProviderMock = () => { + return TypeMoq.Mock.ofType(OrderProviderClass, TypeMoq.MockBehavior.Strict); +}; + +export const mockAvailableAssetDatas = ( + mockOrderProvider: TypeMoq.IMock<OrderProviderClass>, + assetData: string, + availableAssetDatas: string[], +) => { + mockOrderProvider + .setup(op => op.getAvailableMakerAssetDatasAsync(TypeMoq.It.isValue(assetData))) + .returns(() => { + return Promise.resolve(availableAssetDatas); + }) + .verifiable(TypeMoq.Times.once()); +}; + +const partiallyMockedAssetBuyer = ( + provider: Web3ProviderEngine, + orderProvider: OrderProvider, +): TypeMoq.IMock<AssetBuyer> => { + const rawAssetBuyer = new AssetBuyer(provider, orderProvider); + const mockedAssetBuyer = TypeMoq.Mock.ofInstance(rawAssetBuyer, TypeMoq.MockBehavior.Loose, false); + mockedAssetBuyer.callBase = true; + return mockedAssetBuyer; +}; + +const mockGetOrdersAndAvailableAmounts = ( + mockedAssetBuyer: TypeMoq.IMock<AssetBuyer>, + assetData: string, + ordersAndFillableAmounts: OrdersAndFillableAmounts, +): void => { + mockedAssetBuyer + .setup(a => a.getOrdersAndFillableAmountsAsync(assetData, false)) + .returns(() => Promise.resolve(ordersAndFillableAmounts)) + .verifiable(TypeMoq.Times.once()); +}; + +export const mockedAssetBuyerWithOrdersAndFillableAmounts = ( + provider: Web3ProviderEngine, + orderProvider: OrderProvider, + assetData: string, + ordersAndFillableAmounts: OrdersAndFillableAmounts, +): TypeMoq.IMock<AssetBuyer> => { + const mockedAssetBuyer = partiallyMockedAssetBuyer(provider, orderProvider); + mockGetOrdersAndAvailableAmounts(mockedAssetBuyer, assetData, ordersAndFillableAmounts); + return mockedAssetBuyer; +}; @@ -1302,7 +1302,6 @@ "@types/chokidar@^1.7.5": version "1.7.5" resolved "https://registry.yarnpkg.com/@types/chokidar/-/chokidar-1.7.5.tgz#1fa78c8803e035bed6d98e6949e514b133b0c9b6" - integrity sha512-PDkSRY7KltW3M60hSBlerxI8SFPXsO3AL/aRVsO4Kh9IHRW74Ih75gUuTd/aE4LSSFqypb10UIX3QzOJwBQMGQ== dependencies: "@types/events" "*" "@types/node" "*" @@ -1561,7 +1560,6 @@ "@types/pluralize@^0.0.29": version "0.0.29" resolved "https://registry.yarnpkg.com/@types/pluralize/-/pluralize-0.0.29.tgz#6ffa33ed1fc8813c469b859681d09707eb40d03c" - integrity sha512-BYOID+l2Aco2nBik+iYS4SZX0Lf20KPILP5RGmM1IgzdwNdTs0eebiFriOPcej1sX9mLnSoiNte5zcFxssgpGA== "@types/prop-types@*": version "15.5.5" @@ -2100,10 +2098,6 @@ aes-js@^0.2.3: version "0.2.4" resolved "https://registry.yarnpkg.com/aes-js/-/aes-js-0.2.4.tgz#94b881ab717286d015fa219e08fb66709dda5a3d" -aes-js@^3.1.1: - version "3.1.2" - resolved "https://registry.npmjs.org/aes-js/-/aes-js-3.1.2.tgz#db9aabde85d5caabbfc0d4f2a4446960f627146a" - agent-base@4, agent-base@^4.1.0, agent-base@~4.2.0: version "4.2.1" resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.1.tgz#d89e5999f797875674c07d87f260fc41e83e8ca9" @@ -3669,7 +3663,7 @@ bs-logger@0.x: dependencies: fast-json-stable-stringify "^2.0.0" -bs58@=4.0.1, bs58@^4.0.0: +bs58@=4.0.1: version "4.0.1" resolved "https://registry.yarnpkg.com/bs58/-/bs58-4.0.1.tgz#be161e76c354f6f788ae4071f63f34e8c4f0a42a" dependencies: @@ -3692,14 +3686,6 @@ bs58check@^1.0.8: bs58 "^3.1.0" create-hash "^1.1.0" -bs58check@^2.1.2: - version "2.1.2" - resolved "https://registry.npmjs.org/bs58check/-/bs58check-2.1.2.tgz#53b018291228d82a5aa08e7d796fdafda54aebfc" - dependencies: - bs58 "^4.0.0" - create-hash "^1.1.0" - safe-buffer "^5.1.2" - bser@^2.0.0: version "2.0.0" resolved "https://registry.npmjs.org/bser/-/bser-2.0.0.tgz#9ac78d3ed5d915804fd87acb158bc797147a1719" @@ -4165,7 +4151,6 @@ chokidar@^2.0.0, chokidar@^2.0.2: chokidar@^2.0.4: version "2.0.4" resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.0.4.tgz#356ff4e2b0e8e43e322d18a372460bbcf3accd26" - integrity sha512-z9n7yt9rOvIJrMhvDtDictKrkFHeihkNl6uWMmZlmL6tJtX9Cs+87oK+teBx+JIgzvbX3yZHT3eF8vpbDxHJXQ== dependencies: anymatch "^2.0.0" async-each "^1.0.0" @@ -6410,19 +6395,6 @@ ethereumjs-wallet@0.6.0: utf8 "^2.1.1" uuid "^2.0.1" -ethereumjs-wallet@~0.6.0: - version "0.6.2" - resolved "https://registry.npmjs.org/ethereumjs-wallet/-/ethereumjs-wallet-0.6.2.tgz#67244b6af3e8113b53d709124b25477b64aeccda" - dependencies: - aes-js "^3.1.1" - bs58check "^2.1.2" - ethereumjs-util "^5.2.0" - hdkey "^1.0.0" - safe-buffer "^5.1.2" - scrypt.js "^0.2.0" - utf8 "^3.0.0" - uuid "^3.3.2" - ethers@~4.0.4: version "4.0.4" resolved "https://registry.yarnpkg.com/ethers/-/ethers-4.0.4.tgz#d3f85e8b27f4b59537e06526439b0fb15b44dc65" @@ -7339,7 +7311,7 @@ ganache-core@0xProject/ganache-core#monorepo-dep: ethereumjs-tx "0xProject/ethereumjs-tx#fake-tx-include-signature-by-default" ethereumjs-util "^5.2.0" ethereumjs-vm "2.3.5" - ethereumjs-wallet "~0.6.0" + ethereumjs-wallet "0.6.0" fake-merkle-patricia-tree "~1.0.1" heap "~0.2.6" js-scrypt "^0.2.0" @@ -8077,14 +8049,6 @@ hdkey@^0.7.0, hdkey@^0.7.1: coinstring "^2.0.0" secp256k1 "^3.0.1" -hdkey@^1.0.0: - version "1.1.0" - resolved "https://registry.npmjs.org/hdkey/-/hdkey-1.1.0.tgz#e74e7b01d2c47f797fa65d1d839adb7a44639f29" - dependencies: - coinstring "^2.0.0" - safe-buffer "^5.1.1" - secp256k1 "^3.0.1" - he@1.1.1: version "1.1.1" resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd" @@ -10233,7 +10197,6 @@ lodash.camelcase@^3.0.1: lodash.debounce@^4.0.8: version "4.0.8" resolved "https://registry.yarnpkg.com/lodash.debounce/-/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af" - integrity sha1-gteb/zCmfEAF/9XiUVMArZyk168= lodash.deburr@^3.0.0: version "3.2.0" @@ -12364,7 +12327,6 @@ pkginfo@0.x.x: pluralize@^7.0.0: version "7.0.0" resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777" - integrity sha512-ARhBOdzS3e41FbkW/XWrTEtukqqLoK5+Z/4UeDaLuSW+39JPeFgs4gCGqsrJHVZX0fUrx//4OF0K1CUGwlIFow== pn@^1.1.0: version "1.1.0" @@ -12664,6 +12626,10 @@ postgres-interval@^1.1.0: dependencies: xtend "^4.0.0" +postinstall-build@^5.0.1: + version "5.0.3" + resolved "https://registry.yarnpkg.com/postinstall-build/-/postinstall-build-5.0.3.tgz#238692f712a481d8f5bc8960e94786036241efc7" + prebuild-install@^2.2.2: version "2.5.3" resolved "https://registry.yarnpkg.com/prebuild-install/-/prebuild-install-2.5.3.tgz#9f65f242782d370296353710e9bc843490c19f69" @@ -16295,6 +16261,14 @@ typedoc@0.13.0: typedoc-default-themes "^0.5.0" typescript "3.1.x" +typemoq@^2.1.0: + version "2.1.0" + resolved "https://registry.yarnpkg.com/typemoq/-/typemoq-2.1.0.tgz#4452ce360d92cf2a1a180f0c29de2803f87af1e8" + dependencies: + circular-json "^0.3.1" + lodash "^4.17.4" + postinstall-build "^5.0.1" + typeorm@^0.2.7: version "0.2.7" resolved "https://registry.yarnpkg.com/typeorm/-/typeorm-0.2.7.tgz#4bbbace80dc91b1303be13f42d44ebf01d1b2558" @@ -16576,7 +16550,6 @@ upath@^1.0.0: upath@^1.0.5: version "1.1.0" resolved "https://registry.yarnpkg.com/upath/-/upath-1.1.0.tgz#35256597e46a581db4793d0ce47fa9aebfc9fabd" - integrity sha512-bzpH/oBhoS/QI/YtbkqCg6VEiPYjSZtrHQM6/QnJS6OL9pKUFLqb3aFh4Scvwm45+7iAgiMkLhSbaZxUqmrprw== update-notifier@^2.3.0, update-notifier@^2.5.0: version "2.5.0" @@ -16679,10 +16652,6 @@ utf8@^2.1.1: version "2.1.2" resolved "https://registry.yarnpkg.com/utf8/-/utf8-2.1.2.tgz#1fa0d9270e9be850d9b05027f63519bf46457d96" -utf8@^3.0.0: - version "3.0.0" - resolved "https://registry.npmjs.org/utf8/-/utf8-3.0.0.tgz#f052eed1364d696e769ef058b183df88c87f69d1" - util-deprecate@~1.0.1: version "1.0.2" resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf" |