diff options
Diffstat (limited to 'packages/0x.js/src/contract_wrappers/exchange_wrapper.ts')
| -rw-r--r-- | packages/0x.js/src/contract_wrappers/exchange_wrapper.ts | 339 |
1 files changed, 220 insertions, 119 deletions
diff --git a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts index 70d2be7e9..a111128ba 100644 --- a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts @@ -1,10 +1,10 @@ -import {schemas} from '@0xproject/json-schemas'; -import {Web3Wrapper} from '@0xproject/web3-wrapper'; +import { schemas } from '@0xproject/json-schemas'; +import { Web3Wrapper } from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import {artifacts} from '../artifacts'; +import { artifacts } from '../artifacts'; import { BlockParamLiteral, BlockRange, @@ -28,16 +28,16 @@ import { SignedOrder, ValidateOrderFillableOpts, } from '../types'; -import {AbiDecoder} from '../utils/abi_decoder'; -import {assert} from '../utils/assert'; -import {decorators} from '../utils/decorators'; -import {ExchangeTransferSimulator} from '../utils/exchange_transfer_simulator'; -import {OrderValidationUtils} from '../utils/order_validation_utils'; -import {utils} from '../utils/utils'; +import { AbiDecoder } from '../utils/abi_decoder'; +import { assert } from '../utils/assert'; +import { decorators } from '../utils/decorators'; +import { ExchangeTransferSimulator } from '../utils/exchange_transfer_simulator'; +import { OrderValidationUtils } from '../utils/order_validation_utils'; +import { utils } from '../utils/utils'; -import {ContractWrapper} from './contract_wrapper'; -import {ExchangeContract} from './generated/exchange'; -import {TokenWrapper} from './token_wrapper'; +import { ContractWrapper } from './contract_wrapper'; +import { ExchangeContract } from './generated/exchange'; +import { TokenWrapper } from './token_wrapper'; const SHOULD_VALIDATE_BY_DEFAULT = true; @@ -81,8 +81,13 @@ export class ExchangeWrapper extends ContractWrapper { ]; return [orderAddresses, orderValues]; } - constructor(web3Wrapper: Web3Wrapper, networkId: number, abiDecoder: AbiDecoder, - tokenWrapper: TokenWrapper, contractAddressIfExists?: string) { + constructor( + web3Wrapper: Web3Wrapper, + networkId: number, + abiDecoder: AbiDecoder, + tokenWrapper: TokenWrapper, + contractAddressIfExists?: string, + ) { super(web3Wrapper, networkId, abiDecoder); this._tokenWrapper = tokenWrapper; this._orderValidationUtils = new OrderValidationUtils(this); @@ -97,14 +102,14 @@ export class ExchangeWrapper extends ContractWrapper { * @param methodOpts Optional arguments this method accepts. * @return The amount of the order (in taker tokens) that has either been filled or cancelled. */ - public async getUnavailableTakerAmountAsync(orderHash: string, - methodOpts?: MethodOpts): Promise<BigNumber> { + public async getUnavailableTakerAmountAsync(orderHash: string, methodOpts?: MethodOpts): Promise<BigNumber> { assert.doesConformToSchema('orderHash', orderHash, schemas.orderHashSchema); const exchangeContract = await this._getExchangeContractAsync(); const defaultBlock = _.isUndefined(methodOpts) ? undefined : methodOpts.defaultBlock; let unavailableTakerTokenAmount = await exchangeContract.getUnavailableTakerTokenAmount.callAsync( - orderHash, defaultBlock, + orderHash, + defaultBlock, ); // Wrap BigNumbers returned from web3 with our own (later) version of BigNumber unavailableTakerTokenAmount = new BigNumber(unavailableTakerTokenAmount); @@ -163,24 +168,32 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async fillOrderAsync(signedOrder: SignedOrder, fillTakerTokenAmount: BigNumber, - shouldThrowOnInsufficientBalanceOrAllowance: boolean, - takerAddress: string, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { + public async fillOrderAsync( + signedOrder: SignedOrder, + fillTakerTokenAmount: BigNumber, + shouldThrowOnInsufficientBalanceOrAllowance: boolean, + takerAddress: string, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); assert.isBoolean('shouldThrowOnInsufficientBalanceOrAllowance', shouldThrowOnInsufficientBalanceOrAllowance); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); const exchangeInstance = await this._getExchangeContractAsync(); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); + exchangeTradeEmulator, + signedOrder, + fillTakerTokenAmount, + takerAddress, + zrxTokenAddress, + ); } const [orderAddresses, orderValues] = ExchangeWrapper._getOrderAddressesAndValues(signedOrder); @@ -219,30 +232,42 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async fillOrdersUpToAsync(signedOrders: SignedOrder[], fillTakerTokenAmount: BigNumber, - shouldThrowOnInsufficientBalanceOrAllowance: boolean, - takerAddress: string, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { + public async fillOrdersUpToAsync( + signedOrders: SignedOrder[], + fillTakerTokenAmount: BigNumber, + shouldThrowOnInsufficientBalanceOrAllowance: boolean, + takerAddress: string, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { assert.doesConformToSchema('signedOrders', signedOrders, schemas.signedOrdersSchema); const takerTokenAddresses = _.map(signedOrders, signedOrder => signedOrder.takerTokenAddress); - assert.hasAtMostOneUniqueValue(takerTokenAddresses, - ExchangeContractErrs.MultipleTakerTokensInFillUpToDisallowed); + assert.hasAtMostOneUniqueValue( + takerTokenAddresses, + ExchangeContractErrs.MultipleTakerTokensInFillUpToDisallowed, + ); const exchangeContractAddresses = _.map(signedOrders, signedOrder => signedOrder.exchangeContractAddress); - assert.hasAtMostOneUniqueValue(exchangeContractAddresses, - ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress); + assert.hasAtMostOneUniqueValue( + exchangeContractAddresses, + ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress, + ); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); assert.isBoolean('shouldThrowOnInsufficientBalanceOrAllowance', shouldThrowOnInsufficientBalanceOrAllowance); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const signedOrder of signedOrders) { await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); + exchangeTradeEmulator, + signedOrder, + fillTakerTokenAmount, + takerAddress, + zrxTokenAddress, + ); } } @@ -300,29 +325,36 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async batchFillOrdersAsync(orderFillRequests: OrderFillRequest[], - shouldThrowOnInsufficientBalanceOrAllowance: boolean, - takerAddress: string, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { + public async batchFillOrdersAsync( + orderFillRequests: OrderFillRequest[], + shouldThrowOnInsufficientBalanceOrAllowance: boolean, + takerAddress: string, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { assert.doesConformToSchema('orderFillRequests', orderFillRequests, schemas.orderFillRequestsSchema); const exchangeContractAddresses = _.map( orderFillRequests, orderFillRequest => orderFillRequest.signedOrder.exchangeContractAddress, ); - assert.hasAtMostOneUniqueValue(exchangeContractAddresses, - ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress); + assert.hasAtMostOneUniqueValue( + exchangeContractAddresses, + ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress, + ); assert.isBoolean('shouldThrowOnInsufficientBalanceOrAllowance', shouldThrowOnInsufficientBalanceOrAllowance); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const orderFillRequest of orderFillRequests) { await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, orderFillRequest.signedOrder, orderFillRequest.takerTokenFillAmount, - takerAddress, zrxTokenAddress, + exchangeTradeEmulator, + orderFillRequest.signedOrder, + orderFillRequest.takerTokenFillAmount, + takerAddress, + zrxTokenAddress, ); } } @@ -373,23 +405,31 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async fillOrKillOrderAsync(signedOrder: SignedOrder, fillTakerTokenAmount: BigNumber, - takerAddress: string, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { + public async fillOrKillOrderAsync( + signedOrder: SignedOrder, + fillTakerTokenAmount: BigNumber, + takerAddress: string, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); const exchangeInstance = await this._getExchangeContractAsync(); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); + exchangeTradeEmulator, + signedOrder, + fillTakerTokenAmount, + takerAddress, + zrxTokenAddress, + ); } const [orderAddresses, orderValues] = ExchangeWrapper._getOrderAddressesAndValues(signedOrder); @@ -418,33 +458,39 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async batchFillOrKillAsync(orderFillRequests: OrderFillRequest[], - takerAddress: string, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { - assert.doesConformToSchema('orderFillRequests', orderFillRequests, - schemas.orderFillRequestsSchema); + public async batchFillOrKillAsync( + orderFillRequests: OrderFillRequest[], + takerAddress: string, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { + assert.doesConformToSchema('orderFillRequests', orderFillRequests, schemas.orderFillRequestsSchema); const exchangeContractAddresses = _.map( orderFillRequests, orderFillRequest => orderFillRequest.signedOrder.exchangeContractAddress, ); - assert.hasAtMostOneUniqueValue(exchangeContractAddresses, - ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress); + assert.hasAtMostOneUniqueValue( + exchangeContractAddresses, + ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress, + ); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); if (_.isEmpty(orderFillRequests)) { throw new Error(ExchangeContractErrs.BatchOrdersMustHaveAtLeastOneItem); } const exchangeInstance = await this._getExchangeContractAsync(); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const orderFillRequest of orderFillRequests) { await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, orderFillRequest.signedOrder, orderFillRequest.takerTokenFillAmount, - takerAddress, zrxTokenAddress, + exchangeTradeEmulator, + orderFillRequest.signedOrder, + orderFillRequest.takerTokenFillAmount, + takerAddress, + zrxTokenAddress, ); } } @@ -460,8 +506,9 @@ export class ExchangeWrapper extends ContractWrapper { }); // We use _.unzip<any> because _.unzip doesn't type check if values have different types :'( - const [orderAddresses, orderValues, fillTakerTokenAmounts, vParams, rParams, sParams] = - _.unzip<any>(orderAddressesValuesAndTakerTokenFillAmounts); + const [orderAddresses, orderValues, fillTakerTokenAmounts, vParams, rParams, sParams] = _.unzip<any>( + orderAddressesValuesAndTakerTokenFillAmounts, + ); const txHash = await exchangeInstance.batchFillOrKillOrders.sendTransactionAsync( orderAddresses, orderValues, @@ -486,23 +533,28 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async cancelOrderAsync(order: Order|SignedOrder, - cancelTakerTokenAmount: BigNumber, - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { + public async cancelOrderAsync( + order: Order | SignedOrder, + cancelTakerTokenAmount: BigNumber, + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { assert.doesConformToSchema('order', order, schemas.orderSchema); assert.isValidBaseUnitAmount('takerTokenCancelAmount', cancelTakerTokenAmount); await assert.isSenderAddressAsync('order.maker', order.maker, this._web3Wrapper); const exchangeInstance = await this._getExchangeContractAsync(); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { const orderHash = utils.getOrderHashHex(order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); OrderValidationUtils.validateCancelOrderThrowIfInvalid( - order, cancelTakerTokenAmount, unavailableTakerTokenAmount); + order, + cancelTakerTokenAmount, + unavailableTakerTokenAmount, + ); } const [orderAddresses, orderValues] = ExchangeWrapper._getOrderAddressesAndValues(order); @@ -527,33 +579,40 @@ export class ExchangeWrapper extends ContractWrapper { * @return Transaction hash. */ @decorators.asyncZeroExErrorHandler - public async batchCancelOrdersAsync(orderCancellationRequests: OrderCancellationRequest[], - orderTransactionOpts: OrderTransactionOpts = {}): Promise<string> { - assert.doesConformToSchema('orderCancellationRequests', orderCancellationRequests, - schemas.orderCancellationRequestsSchema); + public async batchCancelOrdersAsync( + orderCancellationRequests: OrderCancellationRequest[], + orderTransactionOpts: OrderTransactionOpts = {}, + ): Promise<string> { + assert.doesConformToSchema( + 'orderCancellationRequests', + orderCancellationRequests, + schemas.orderCancellationRequestsSchema, + ); const exchangeContractAddresses = _.map( orderCancellationRequests, orderCancellationRequest => orderCancellationRequest.order.exchangeContractAddress, ); - assert.hasAtMostOneUniqueValue(exchangeContractAddresses, - ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress); + assert.hasAtMostOneUniqueValue( + exchangeContractAddresses, + ExchangeContractErrs.BatchOrdersMustHaveSameExchangeAddress, + ); const makers = _.map(orderCancellationRequests, cancellationRequest => cancellationRequest.order.maker); assert.hasAtMostOneUniqueValue(makers, ExchangeContractErrs.MultipleMakersInSingleCancelBatchDisallowed); const maker = makers[0]; await assert.isSenderAddressAsync('maker', maker, this._web3Wrapper); - const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) ? - SHOULD_VALIDATE_BY_DEFAULT : - orderTransactionOpts.shouldValidate; + const shouldValidate = _.isUndefined(orderTransactionOpts.shouldValidate) + ? SHOULD_VALIDATE_BY_DEFAULT + : orderTransactionOpts.shouldValidate; if (shouldValidate) { for (const orderCancellationRequest of orderCancellationRequests) { const orderHash = utils.getOrderHashHex(orderCancellationRequest.order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); OrderValidationUtils.validateCancelOrderThrowIfInvalid( - orderCancellationRequest.order, orderCancellationRequest.takerTokenCancelAmount, + orderCancellationRequest.order, + orderCancellationRequest.takerTokenCancelAmount, unavailableTakerTokenAmount, ); } - } if (_.isEmpty(orderCancellationRequests)) { throw new Error(ExchangeContractErrs.BatchOrdersMustHaveAtLeastOneItem); @@ -566,8 +625,9 @@ export class ExchangeWrapper extends ContractWrapper { ]; }); // We use _.unzip<any> because _.unzip doesn't type check if values have different types :'( - const [orderAddresses, orderValues, cancelTakerTokenAmounts] = - _.unzip<any>(orderAddressesValuesAndTakerTokenCancelAmounts); + const [orderAddresses, orderValues, cancelTakerTokenAmounts] = _.unzip<any>( + orderAddressesValuesAndTakerTokenCancelAmounts, + ); const txHash = await exchangeInstance.batchCancelOrders.sendTransactionAsync( orderAddresses, orderValues, @@ -589,14 +649,20 @@ export class ExchangeWrapper extends ContractWrapper { * @return Subscription token used later to unsubscribe */ public subscribe<ArgsType extends ExchangeContractEventArgs>( - eventName: ExchangeEvents, indexFilterValues: IndexedFilterValues, - callback: EventCallback<ArgsType>): string { + eventName: ExchangeEvents, + indexFilterValues: IndexedFilterValues, + callback: EventCallback<ArgsType>, + ): string { assert.doesBelongToStringEnum('eventName', eventName, ExchangeEvents); assert.doesConformToSchema('indexFilterValues', indexFilterValues, schemas.indexFilterValuesSchema); assert.isFunction('callback', callback); const exchangeContractAddress = this.getContractAddress(); const subscriptionToken = this._subscribe<ArgsType>( - exchangeContractAddress, eventName, indexFilterValues, artifacts.ExchangeArtifact.abi, callback, + exchangeContractAddress, + eventName, + indexFilterValues, + artifacts.ExchangeArtifact.abi, + callback, ); return subscriptionToken; } @@ -622,14 +688,20 @@ export class ExchangeWrapper extends ContractWrapper { * @return Array of logs that match the parameters */ public async getLogsAsync<ArgsType extends ExchangeContractEventArgs>( - eventName: ExchangeEvents, blockRange: BlockRange, indexFilterValues: IndexedFilterValues, + eventName: ExchangeEvents, + blockRange: BlockRange, + indexFilterValues: IndexedFilterValues, ): Promise<Array<LogWithDecodedArgs<ArgsType>>> { assert.doesBelongToStringEnum('eventName', eventName, ExchangeEvents); assert.doesConformToSchema('blockRange', blockRange, schemas.blockRangeSchema); assert.doesConformToSchema('indexFilterValues', indexFilterValues, schemas.indexFilterValuesSchema); const exchangeContractAddress = this.getContractAddress(); const logs = await this._getLogsAsync<ArgsType>( - exchangeContractAddress, eventName, blockRange, indexFilterValues, artifacts.ExchangeArtifact.abi, + exchangeContractAddress, + eventName, + blockRange, + indexFilterValues, + artifacts.ExchangeArtifact.abi, ); return logs; } @@ -652,14 +724,18 @@ export class ExchangeWrapper extends ContractWrapper { * to validate for. */ public async validateOrderFillableOrThrowAsync( - signedOrder: SignedOrder, opts?: ValidateOrderFillableOpts, + signedOrder: SignedOrder, + opts?: ValidateOrderFillableOpts, ): Promise<void> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); const zrxTokenAddress = this.getZRXTokenAddress(); const expectedFillTakerTokenAmount = !_.isUndefined(opts) ? opts.expectedFillTakerTokenAmount : undefined; const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateOrderFillableOrThrowAsync( - exchangeTradeEmulator, signedOrder, zrxTokenAddress, expectedFillTakerTokenAmount, + exchangeTradeEmulator, + signedOrder, + zrxTokenAddress, + expectedFillTakerTokenAmount, ); } /** @@ -670,16 +746,23 @@ export class ExchangeWrapper extends ContractWrapper { * @param takerAddress The user Ethereum address who would like to fill this order. * Must be available via the supplied Web3.Provider passed to 0x.js. */ - public async validateFillOrderThrowIfInvalidAsync(signedOrder: SignedOrder, - fillTakerTokenAmount: BigNumber, - takerAddress: string): Promise<void> { + public async validateFillOrderThrowIfInvalidAsync( + signedOrder: SignedOrder, + fillTakerTokenAmount: BigNumber, + takerAddress: string, + ): Promise<void> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); + exchangeTradeEmulator, + signedOrder, + fillTakerTokenAmount, + takerAddress, + zrxTokenAddress, + ); } /** * Checks if cancelling a given order will succeed and throws an informative error if it won't. @@ -688,13 +771,18 @@ export class ExchangeWrapper extends ContractWrapper { * @param cancelTakerTokenAmount The amount (specified in taker tokens) that you would like to cancel. */ public async validateCancelOrderThrowIfInvalidAsync( - order: Order, cancelTakerTokenAmount: BigNumber): Promise<void> { + order: Order, + cancelTakerTokenAmount: BigNumber, + ): Promise<void> { assert.doesConformToSchema('order', order, schemas.orderSchema); assert.isValidBaseUnitAmount('cancelTakerTokenAmount', cancelTakerTokenAmount); const orderHash = utils.getOrderHashHex(order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); OrderValidationUtils.validateCancelOrderThrowIfInvalid( - order, cancelTakerTokenAmount, unavailableTakerTokenAmount); + order, + cancelTakerTokenAmount, + unavailableTakerTokenAmount, + ); } /** * Checks if calling fillOrKill on a given order will succeed and throws an informative error if it won't. @@ -704,16 +792,23 @@ export class ExchangeWrapper extends ContractWrapper { * @param takerAddress The user Ethereum address who would like to fill this order. * Must be available via the supplied Web3.Provider passed to 0x.js. */ - public async validateFillOrKillOrderThrowIfInvalidAsync(signedOrder: SignedOrder, - fillTakerTokenAmount: BigNumber, - takerAddress: string): Promise<void> { + public async validateFillOrKillOrderThrowIfInvalidAsync( + signedOrder: SignedOrder, + fillTakerTokenAmount: BigNumber, + takerAddress: string, + ): Promise<void> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( - exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); + exchangeTradeEmulator, + signedOrder, + fillTakerTokenAmount, + takerAddress, + zrxTokenAddress, + ); } /** * Checks if rounding error will be > 0.1% when computing makerTokenAmount by doing: @@ -724,15 +819,19 @@ export class ExchangeWrapper extends ContractWrapper { * @param takerTokenAmount The order size on the taker side * @param makerTokenAmount The order size on the maker side */ - public async isRoundingErrorAsync(fillTakerTokenAmount: BigNumber, - takerTokenAmount: BigNumber, - makerTokenAmount: BigNumber): Promise<boolean> { + public async isRoundingErrorAsync( + fillTakerTokenAmount: BigNumber, + takerTokenAmount: BigNumber, + makerTokenAmount: BigNumber, + ): Promise<boolean> { assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); assert.isValidBaseUnitAmount('takerTokenAmount', takerTokenAmount); assert.isValidBaseUnitAmount('makerTokenAmount', makerTokenAmount); const exchangeInstance = await this._getExchangeContractAsync(); const isRoundingError = await exchangeInstance.isRoundingError.callAsync( - fillTakerTokenAmount, takerTokenAmount, makerTokenAmount, + fillTakerTokenAmount, + takerTokenAmount, + makerTokenAmount, ); return isRoundingError; } @@ -740,10 +839,10 @@ export class ExchangeWrapper extends ContractWrapper { * Checks if logs contain LogError, which is emmited by Exchange contract on transaction failure. * @param logs Transaction logs as returned by `zeroEx.awaitTransactionMinedAsync` */ - public throwLogErrorsAsErrors(logs: Array<LogWithDecodedArgs<DecodedLogArgs>|Web3.LogEntry>): void { + public throwLogErrorsAsErrors(logs: Array<LogWithDecodedArgs<DecodedLogArgs> | Web3.LogEntry>): void { const errLog = _.find(logs, { event: ExchangeEvents.LogError, - }) as LogWithDecodedArgs<LogErrorContractEventArgs>|undefined; + }) as LogWithDecodedArgs<LogErrorContractEventArgs> | undefined; if (!_.isUndefined(errLog)) { const logArgs = errLog.args; const errCode = logArgs.errorId.toNumber(); @@ -756,17 +855,18 @@ export class ExchangeWrapper extends ContractWrapper { * @return Address of ZRX token */ public getZRXTokenAddress(): string { - const contractAddress = this._getContractAddress( - artifacts.ZRXArtifact, this._zrxContractAddressIfExists, - ); + const contractAddress = this._getContractAddress(artifacts.ZRXArtifact, this._zrxContractAddressIfExists); return contractAddress; } private _invalidateContractInstances(): void { this.unsubscribeAll(); delete this._exchangeContractIfExists; } - private async _isValidSignatureUsingContractCallAsync(dataHex: string, ecSignature: ECSignature, - signerAddressHex: string): Promise<boolean> { + private async _isValidSignatureUsingContractCallAsync( + dataHex: string, + ecSignature: ECSignature, + signerAddressHex: string, + ): Promise<boolean> { assert.isHexString('dataHex', dataHex); assert.doesConformToSchema('ecSignature', ecSignature, schemas.ecSignatureSchema); assert.isETHAddressHex('signerAddressHex', signerAddressHex); @@ -782,7 +882,7 @@ export class ExchangeWrapper extends ContractWrapper { ); return isValidSignature; } - private async _getOrderHashHexUsingContractCallAsync(order: Order|SignedOrder): Promise<string> { + private async _getOrderHashHexUsingContractCallAsync(order: Order | SignedOrder): Promise<string> { const exchangeInstance = await this._getExchangeContractAsync(); const [orderAddresses, orderValues] = ExchangeWrapper._getOrderAddressesAndValues(order); const orderHashHex = await exchangeInstance.getOrderHash.callAsync(orderAddresses, orderValues); @@ -793,7 +893,8 @@ export class ExchangeWrapper extends ContractWrapper { return this._exchangeContractIfExists; } const web3ContractInstance = await this._instantiateContractIfExistsAsync( - artifacts.ExchangeArtifact, this._contractAddressIfExists, + artifacts.ExchangeArtifact, + this._contractAddressIfExists, ); const contractInstance = new ExchangeContract(web3ContractInstance, this._web3Wrapper.getContractDefaults()); this._exchangeContractIfExists = contractInstance; |