diff options
Diffstat (limited to 'packages/0x.js/src')
34 files changed, 515 insertions, 1823 deletions
diff --git a/packages/0x.js/src/0x.ts b/packages/0x.js/src/0x.ts index 85c2b7724..0616b3078 100644 --- a/packages/0x.js/src/0x.ts +++ b/packages/0x.js/src/0x.ts @@ -1,34 +1,35 @@ -import * as _ from 'lodash'; +import {schemas, SchemaValidator} from '@0xproject/json-schemas'; import BigNumber from 'bignumber.js'; -import {SchemaValidator, schemas} from '@0xproject/json-schemas'; -import {bigNumberConfigs} from './bignumber_config'; import * as ethUtil from 'ethereumjs-util'; -import {Web3Wrapper} from './web3_wrapper'; -import {constants} from './utils/constants'; -import {utils} from './utils/utils'; -import {signatureUtils} from './utils/signature_utils'; -import {assert} from './utils/assert'; -import {AbiDecoder} from './utils/abi_decoder'; -import {intervalUtils} from './utils/interval_utils'; +import * as _ from 'lodash'; + import {artifacts} from './artifacts'; +import {bigNumberConfigs} from './bignumber_config'; +import {EtherTokenWrapper} from './contract_wrappers/ether_token_wrapper'; import {ExchangeWrapper} from './contract_wrappers/exchange_wrapper'; import {TokenRegistryWrapper} from './contract_wrappers/token_registry_wrapper'; -import {EtherTokenWrapper} from './contract_wrappers/ether_token_wrapper'; -import {TokenWrapper} from './contract_wrappers/token_wrapper'; import {TokenTransferProxyWrapper} from './contract_wrappers/token_transfer_proxy_wrapper'; +import {TokenWrapper} from './contract_wrappers/token_wrapper'; import {OrderStateWatcher} from './order_watcher/order_state_watcher'; -import {OrderStateUtils} from './utils/order_state_utils'; +import {zeroExConfigSchema} from './schemas/zero_ex_config_schema'; import { ECSignature, - ZeroExError, Order, + OrderStateWatcherConfig, SignedOrder, + TransactionReceiptWithDecodedLogs, Web3Provider, ZeroExConfig, - OrderStateWatcherConfig, - TransactionReceiptWithDecodedLogs, + ZeroExError, } from './types'; -import {zeroExConfigSchema} from './schemas/zero_ex_config_schema'; +import {AbiDecoder} from './utils/abi_decoder'; +import {assert} from './utils/assert'; +import {constants} from './utils/constants'; +import {intervalUtils} from './utils/interval_utils'; +import {OrderStateUtils} from './utils/order_state_utils'; +import {signatureUtils} from './utils/signature_utils'; +import {utils} from './utils/utils'; +import {Web3Wrapper} from './web3_wrapper'; // Customize our BigNumber instances bigNumberConfigs.configure(); @@ -169,56 +170,48 @@ export class ZeroEx { * @param config The configuration object. Look up the type for the description. * @return An instance of the 0x.js ZeroEx class. */ - constructor(provider: Web3Provider, config?: ZeroExConfig) { + constructor(provider: Web3Provider, config: ZeroExConfig) { assert.isWeb3Provider('provider', provider); - if (!_.isUndefined(config)) { - assert.doesConformToSchema('config', config, zeroExConfigSchema); - } + assert.doesConformToSchema('config', config, zeroExConfigSchema); const artifactJSONs = _.values(artifacts); const abiArrays = _.map(artifactJSONs, artifact => artifact.abi); this._abiDecoder = new AbiDecoder(abiArrays); - const gasPrice = _.isUndefined(config) ? undefined : config.gasPrice; const defaults = { - gasPrice, + gasPrice: config.gasPrice, }; - this._web3Wrapper = new Web3Wrapper(provider, defaults); + this._web3Wrapper = new Web3Wrapper(provider, config.networkId, defaults); + this.proxy = new TokenTransferProxyWrapper( + this._web3Wrapper, + config.tokenTransferProxyContractAddress, + ); this.token = new TokenWrapper( this._web3Wrapper, this._abiDecoder, - this._getTokenTransferProxyAddressAsync.bind(this), + this.proxy, ); - const exchageContractAddressIfExists = _.isUndefined(config) ? undefined : config.exchangeContractAddress; this.exchange = new ExchangeWrapper( this._web3Wrapper, this._abiDecoder, this.token, - exchageContractAddressIfExists, - ); - this.proxy = new TokenTransferProxyWrapper( - this._web3Wrapper, - this._getTokenTransferProxyAddressAsync.bind(this), + config.exchangeContractAddress, ); - const tokenRegistryContractAddressIfExists = _.isUndefined(config) ? - undefined : - config.tokenRegistryContractAddress; - this.tokenRegistry = new TokenRegistryWrapper(this._web3Wrapper, tokenRegistryContractAddressIfExists); - const etherTokenContractAddressIfExists = _.isUndefined(config) ? undefined : config.etherTokenContractAddress; - this.etherToken = new EtherTokenWrapper(this._web3Wrapper, this.token, etherTokenContractAddressIfExists); - const orderWatcherConfig = _.isUndefined(config) ? undefined : config.orderWatcherConfig; + this.tokenRegistry = new TokenRegistryWrapper(this._web3Wrapper, config.tokenRegistryContractAddress); + this.etherToken = new EtherTokenWrapper(this._web3Wrapper, this.token, config.etherTokenContractAddress); this.orderStateWatcher = new OrderStateWatcher( - this._web3Wrapper, this._abiDecoder, this.token, this.exchange, orderWatcherConfig, + this._web3Wrapper, this._abiDecoder, this.token, this.exchange, config.orderWatcherConfig, ); } /** * Sets a new web3 provider for 0x.js. Updating the provider will stop all * subscriptions so you will need to re-subscribe to all events relevant to your app after this call. * @param provider The Web3Provider you would like the 0x.js library to use from now on. + * @param networkId The id of the network your provider is connected to */ - public async setProviderAsync(provider: Web3Provider) { - this._web3Wrapper.setProvider(provider); - await (this.exchange as any)._invalidateContractInstancesAsync(); + public setProvider(provider: Web3Provider, networkId: number): void { + this._web3Wrapper.setProvider(provider, networkId); + (this.exchange as any)._invalidateContractInstances(); (this.tokenRegistry as any)._invalidateContractInstance(); - await (this.token as any)._invalidateContractInstancesAsync(); + (this.token as any)._invalidateContractInstances(); (this.proxy as any)._invalidateContractInstance(); (this.etherToken as any)._invalidateContractInstance(); } diff --git a/packages/0x.js/src/artifacts.ts b/packages/0x.js/src/artifacts.ts index 447f9880a..de2030812 100644 --- a/packages/0x.js/src/artifacts.ts +++ b/packages/0x.js/src/artifacts.ts @@ -1,11 +1,13 @@ -import {Artifact} from './types'; -import * as TokenArtifact from './artifacts/Token.json'; -import * as ExchangeArtifact from './artifacts/Exchange.json'; import * as EtherTokenArtifact from './artifacts/EtherToken.json'; +import * as ExchangeArtifact from './artifacts/Exchange.json'; +import * as TokenArtifact from './artifacts/Token.json'; import * as TokenRegistryArtifact from './artifacts/TokenRegistry.json'; import * as TokenTransferProxyArtifact from './artifacts/TokenTransferProxy.json'; +import * as ZRXArtifact from './artifacts/ZRX.json'; +import {Artifact} from './types'; export const artifacts = { + ZRXArtifact: ZRXArtifact as any as Artifact, TokenArtifact: TokenArtifact as any as Artifact, ExchangeArtifact: ExchangeArtifact as any as Artifact, EtherTokenArtifact: EtherTokenArtifact as any as Artifact, diff --git a/packages/0x.js/src/artifacts/EtherToken.json b/packages/0x.js/src/artifacts/EtherToken.json index 91b23bc94..8c1d0f499 100644 --- a/packages/0x.js/src/artifacts/EtherToken.json +++ b/packages/0x.js/src/artifacts/EtherToken.json @@ -233,213 +233,18 @@ "type": "event" } ], - "unlinked_binary": "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", "networks": { "1": { - "links": {}, - "events": { - "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_from", - "type": "address" - }, - { - "indexed": true, - "name": "_to", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Transfer", - "type": "event" - }, - "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_owner", - "type": "address" - }, - { - "indexed": true, - "name": "_spender", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Approval", - "type": "event" - } - }, - "updated_at": 1502488087000, "address": "0x2956356cd2a2bf3202f771f50d3d14a367b48070" }, "3": { - "links": {}, - "events": { - "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_from", - "type": "address" - }, - { - "indexed": true, - "name": "_to", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Transfer", - "type": "event" - }, - "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_owner", - "type": "address" - }, - { - "indexed": true, - "name": "_spender", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Approval", - "type": "event" - } - }, - "updated_at": 1506602007000, "address": "0xc00fd9820cd2898cc4c054b7bf142de637ad129a" }, "42": { - "links": {}, - "events": { - "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_from", - "type": "address" - }, - { - "indexed": true, - "name": "_to", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Transfer", - "type": "event" - }, - "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_owner", - "type": "address" - }, - { - "indexed": true, - "name": "_spender", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Approval", - "type": "event" - } - }, - "updated_at": 1502391794392, "address": "0x05d090b51c40b020eab3bfcb6a2dff130df22e9c" }, "50": { - "links": {}, - "events": { - "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_from", - "type": "address" - }, - { - "indexed": true, - "name": "_to", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Transfer", - "type": "event" - }, - "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": { - "anonymous": false, - "inputs": [ - { - "indexed": true, - "name": "_owner", - "type": "address" - }, - { - "indexed": true, - "name": "_spender", - "type": "address" - }, - { - "indexed": false, - "name": "_value", - "type": "uint256" - } - ], - "name": "Approval", - "type": "event" - } - }, - "updated_at": 1503318938233, "address": "0x48bacb9266a570d521063ef5dd96e61686dbe788" } - }, - "schema_version": "0.0.5", - "updated_at": 1503318938233 + } } diff --git a/packages/0x.js/src/artifacts/Exchange.json b/packages/0x.js/src/artifacts/Exchange.json index 734c8f9c7..25495a041 100644 --- a/packages/0x.js/src/artifacts/Exchange.json +++ b/packages/0x.js/src/artifacts/Exchange.json @@ -590,541 +590,18 @@ "type": "event" } ], - "unlinked_binary": 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\ No newline at end of file + ] +} diff --git a/packages/0x.js/src/artifacts/TokenRegistry.json b/packages/0x.js/src/artifacts/TokenRegistry.json index 5a0564a69..973a101e8 100644 --- a/packages/0x.js/src/artifacts/TokenRegistry.json +++ b/packages/0x.js/src/artifacts/TokenRegistry.json @@ -527,685 +527,18 @@ "type": "event" } ], - "unlinked_binary": 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"indexed": false, - "name": "oldSwarmHash", - "type": "bytes" - }, - { - "indexed": false, - "name": "newSwarmHash", - "type": "bytes" - } - ], - "name": "LogTokenSwarmHashChange", - "type": "event" - } - }, - "updated_at": 1503318938228, "address": "0x0b1ba0af832d7c05fd64161e0db78e85978e8082" } - }, - "schema_version": "0.0.5", - "updated_at": 1503318938228 + } } diff --git a/packages/0x.js/src/artifacts/TokenTransferProxy.json b/packages/0x.js/src/artifacts/TokenTransferProxy.json index beeb16cfe..065343919 100644 --- a/packages/0x.js/src/artifacts/TokenTransferProxy.json +++ b/packages/0x.js/src/artifacts/TokenTransferProxy.json @@ -167,8 +167,18 @@ "type": "event" } ], - "unlinked_binary": "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", - "networks": {}, - "schema_version": "0.0.5", - "updated_at": 1503318938227 + "networks": { + "1": { + "address": "0x8da0d80f5007ef1e431dd2127178d224e32c2ef4" + }, + "3": { + "address": "0x4e9aad8184de8833365fea970cd9149372fdf1e6" + }, + "42": { + "address": "0x087eed4bc1ee3de49befbd66c662b434b15d49d4" + }, + "50": { + "address": "0x871dd7c2b4b25e1aa18728e9d5f2af4c4e431f5c" + } + } } diff --git a/packages/0x.js/src/artifacts/ZRX.json b/packages/0x.js/src/artifacts/ZRX.json new file mode 100644 index 000000000..7da67fde0 --- /dev/null +++ b/packages/0x.js/src/artifacts/ZRX.json @@ -0,0 +1,17 @@ +{ + "contract_name": "ZRX", + "networks": { + "1": { + "address": "0xe41d2489571d322189246dafa5ebde1f4699f498" + }, + "3": { + "address": "0xa8e9fa8f91e5ae138c74648c9c304f1c75003a8d" + }, + "42": { + "address": "0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570" + }, + "50": { + "address": "0x25b8fe1de9daf8ba351890744ff28cf7dfa8f5e3" + } + } +} diff --git a/packages/0x.js/src/contract.ts b/packages/0x.js/src/contract.ts index 7ccd336d6..e9c49c9f1 100644 --- a/packages/0x.js/src/contract.ts +++ b/packages/0x.js/src/contract.ts @@ -1,7 +1,8 @@ -import * as Web3 from 'web3'; -import * as _ from 'lodash'; +import {schemas, SchemaValidator} from '@0xproject/json-schemas'; import promisify = require('es6-promisify'); -import {SchemaValidator, schemas} from '@0xproject/json-schemas'; +import * as _ from 'lodash'; +import * as Web3 from 'web3'; + import {AbiType} from './types'; export class Contract implements Web3.ContractInstance { @@ -47,7 +48,7 @@ export class Contract implements Web3.ContractInstance { }); } private promisifyWithDefaultParams(fn: (...args: any[]) => void): (...args: any[]) => Promise<any> { - const promisifiedWithDefaultParams = (...args: any[]) => { + const promisifiedWithDefaultParams = async (...args: any[]) => { const promise = new Promise((resolve, reject) => { const lastArg = args[args.length - 1]; let txData: Partial<Web3.TxData> = {}; diff --git a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts index c1c95c6db..395d974b2 100644 --- a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts @@ -1,24 +1,25 @@ +import {Block, BlockAndLogStreamer} from 'ethereumjs-blockstream'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import {BlockAndLogStreamer, Block} from 'ethereumjs-blockstream'; -import {Web3Wrapper} from '../web3_wrapper'; -import {AbiDecoder} from '../utils/abi_decoder'; + import { - ZeroExError, - InternalZeroExError, Artifact, + BlockParamLiteral, + ContractEventArgs, + ContractEvents, + EventCallback, + IndexedFilterValues, + InternalZeroExError, LogWithDecodedArgs, RawLog, - ContractEvents, SubscriptionOpts, - IndexedFilterValues, - EventCallback, - BlockParamLiteral, - ContractEventArgs, + ZeroExError, } from '../types'; +import {AbiDecoder} from '../utils/abi_decoder'; import {constants} from '../utils/constants'; -import {intervalUtils} from '../utils/interval_utils'; import {filterUtils} from '../utils/filter_utils'; +import {intervalUtils} from '../utils/interval_utils'; +import {Web3Wrapper} from '../web3_wrapper'; export class ContractWrapper { protected _web3Wrapper: Web3Wrapper; @@ -95,6 +96,18 @@ export class ContractWrapper { await this._web3Wrapper.getContractInstanceFromArtifactAsync<ContractType>(artifact, addressIfExists); return contractInstance; } + protected _getContractAddress(artifact: Artifact, addressIfExists?: string): string { + if (_.isUndefined(addressIfExists)) { + const networkId = this._web3Wrapper.getNetworkId(); + const contractAddress = artifact.networks[networkId].address; + if (_.isUndefined(contractAddress)) { + throw new Error(ZeroExError.ExchangeContractDoesNotExist); + } + return contractAddress; + } else { + return addressIfExists; + } + } private _onLogStateChanged<ArgsType extends ContractEventArgs>(isRemoved: boolean, log: Web3.LogEntry): void { _.forEach(this._filters, (filter: Web3.FilterObject, filterToken: string) => { if (filterUtils.matchesFilter(log, filter)) { diff --git a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts index 3cd2f0224..7a3f2bc52 100644 --- a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts @@ -1,11 +1,13 @@ -import * as _ from 'lodash'; import BigNumber from 'bignumber.js'; +import * as _ from 'lodash'; + +import {artifacts} from '../artifacts'; +import {EtherTokenContract, ZeroExError} from '../types'; +import {assert} from '../utils/assert'; import {Web3Wrapper} from '../web3_wrapper'; + import {ContractWrapper} from './contract_wrapper'; import {TokenWrapper} from './token_wrapper'; -import {EtherTokenContract, ZeroExError} from '../types'; -import {assert} from '../utils/assert'; -import {artifacts} from '../artifacts'; /** * This class includes all the functionality related to interacting with a wrapped Ether ERC20 token contract. @@ -53,7 +55,7 @@ export class EtherTokenWrapper extends ContractWrapper { assert.isValidBaseUnitAmount('amountInWei', amountInWei); await assert.isSenderAddressAsync('withdrawer', withdrawer, this._web3Wrapper); - const wethContractAddress = await this.getContractAddressAsync(); + const wethContractAddress = this.getContractAddress(); const WETHBalanceInBaseUnits = await this._tokenWrapper.getBalanceAsync(wethContractAddress, withdrawer); assert.assert(WETHBalanceInBaseUnits.gte(amountInWei), ZeroExError.InsufficientWEthBalanceForWithdrawal); @@ -67,9 +69,11 @@ export class EtherTokenWrapper extends ContractWrapper { * Retrieves the Wrapped Ether token contract address * @return The Wrapped Ether token contract address */ - public async getContractAddressAsync(): Promise<string> { - const wethContract = await this._getEtherTokenContractAsync(); - return wethContract.address; + public getContractAddress(): string { + const contractAddress = this._getContractAddress( + artifacts.EtherTokenArtifact, this._contractAddressIfExists, + ); + return contractAddress; } private _invalidateContractInstance(): void { delete this._etherTokenContractIfExists; @@ -81,7 +85,7 @@ export class EtherTokenWrapper extends ContractWrapper { const contractInstance = await this._instantiateContractIfExistsAsync<EtherTokenContract>( artifacts.EtherTokenArtifact, this._contractAddressIfExists, ); - this._etherTokenContractIfExists = contractInstance as EtherTokenContract; + this._etherTokenContractIfExists = contractInstance; return this._etherTokenContractIfExists; } } diff --git a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts index 7c33dc6ec..cd38c78fc 100644 --- a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts @@ -1,45 +1,46 @@ +import {schemas} from '@0xproject/json-schemas'; +import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import BigNumber from 'bignumber.js'; -import {schemas} from '@0xproject/json-schemas'; -import {Web3Wrapper} from '../web3_wrapper'; + +import {artifacts} from '../artifacts'; import { + DecodedLogArgs, ECSignature, + EventCallback, ExchangeContract, ExchangeContractErrCodes, ExchangeContractErrs, - ZeroExError, - OrderValues, - OrderAddresses, - Order, - SignedOrder, + ExchangeContractEventArgs, ExchangeEvents, - SubscriptionOpts, IndexedFilterValues, - OrderCancellationRequest, - OrderFillRequest, + LogCancelContractEventArgs, LogErrorContractEventArgs, LogFillContractEventArgs, - LogCancelContractEventArgs, LogWithDecodedArgs, MethodOpts, - ValidateOrderFillableOpts, + Order, + OrderAddresses, + OrderCancellationRequest, + OrderFillRequest, OrderTransactionOpts, + OrderValues, RawLog, EventCallback, ExchangeContractEventArgs, DecodedLogArgs, BlockParamLiteral, } from '../types'; +import {AbiDecoder} from '../utils/abi_decoder'; import {assert} from '../utils/assert'; -import {utils} from '../utils/utils'; +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 {Web3Wrapper} from '../web3_wrapper'; + import {ContractWrapper} from './contract_wrapper'; import {TokenWrapper} from './token_wrapper'; -import {decorators} from '../utils/decorators'; -import {AbiDecoder} from '../utils/abi_decoder'; -import {ExchangeTransferSimulator} from '../utils/exchange_transfer_simulator'; -import {artifacts} from '../artifacts'; const SHOULD_VALIDATE_BY_DEFAULT = true; @@ -64,6 +65,7 @@ export class ExchangeWrapper extends ContractWrapper { [ExchangeContractErrCodes.ERROR_FILL_BALANCE_ALLOWANCE]: ExchangeContractErrs.FillBalanceAllowanceError, }; private _contractAddressIfExists?: string; + private _zrxContractAddressIfExists?: string; private static _getOrderAddressesAndValues(order: Order): [OrderAddresses, OrderValues] { const orderAddresses: OrderAddresses = [ order.maker, @@ -178,7 +180,7 @@ export class ExchangeWrapper extends ContractWrapper { SHOULD_VALIDATE_BY_DEFAULT : orderTransactionOpts.shouldValidate; if (shouldValidate) { - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); @@ -250,7 +252,7 @@ export class ExchangeWrapper extends ContractWrapper { SHOULD_VALIDATE_BY_DEFAULT : orderTransactionOpts.shouldValidate; if (shouldValidate) { - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const signedOrder of signedOrders) { await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( @@ -340,7 +342,7 @@ export class ExchangeWrapper extends ContractWrapper { SHOULD_VALIDATE_BY_DEFAULT : orderTransactionOpts.shouldValidate; if (shouldValidate) { - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const orderFillRequest of orderFillRequests) { await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( @@ -420,7 +422,7 @@ export class ExchangeWrapper extends ContractWrapper { SHOULD_VALIDATE_BY_DEFAULT : orderTransactionOpts.shouldValidate; if (shouldValidate) { - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); @@ -484,7 +486,7 @@ export class ExchangeWrapper extends ContractWrapper { SHOULD_VALIDATE_BY_DEFAULT : orderTransactionOpts.shouldValidate; if (shouldValidate) { - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); for (const orderFillRequest of orderFillRequests) { await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( @@ -557,7 +559,7 @@ export class ExchangeWrapper extends ContractWrapper { if (shouldValidate) { const orderHash = utils.getOrderHashHex(order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); - await this._orderValidationUtils.validateCancelOrderThrowIfInvalidAsync( + OrderValidationUtils.validateCancelOrderThrowIfInvalid( order, cancelTakerTokenAmount, unavailableTakerTokenAmount); } @@ -611,7 +613,7 @@ export class ExchangeWrapper extends ContractWrapper { for (const orderCancellationRequest of orderCancellationRequests) { const orderHash = utils.getOrderHashHex(orderCancellationRequest.order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); - await this._orderValidationUtils.validateCancelOrderThrowIfInvalidAsync( + OrderValidationUtils.validateCancelOrderThrowIfInvalid( orderCancellationRequest.order, orderCancellationRequest.takerTokenCancelAmount, unavailableTakerTokenAmount, ); @@ -658,13 +660,13 @@ export class ExchangeWrapper extends ContractWrapper { * @param callback Callback that gets called when a log is added/removed * @return Subscription token used later to unsubscribe */ - public async subscribeAsync<ArgsType extends ExchangeContractEventArgs>( + public subscribe<ArgsType extends ExchangeContractEventArgs>( eventName: ExchangeEvents, indexFilterValues: IndexedFilterValues, - callback: EventCallback<ArgsType>): Promise<string> { + callback: EventCallback<ArgsType>): string { assert.doesBelongToStringEnum('eventName', eventName, ExchangeEvents); assert.doesConformToSchema('indexFilterValues', indexFilterValues, schemas.indexFilterValuesSchema); assert.isFunction('callback', callback); - const exchangeContractAddress = await this.getContractAddressAsync(); + const exchangeContractAddress = this.getContractAddress(); const subscriptionToken = this._subscribe<ArgsType>( exchangeContractAddress, eventName, indexFilterValues, artifacts.ExchangeArtifact.abi, callback, ); @@ -691,7 +693,7 @@ export class ExchangeWrapper extends ContractWrapper { assert.doesBelongToStringEnum('eventName', eventName, ExchangeEvents); assert.doesConformToSchema('subscriptionOpts', subscriptionOpts, schemas.subscriptionOptsSchema); assert.doesConformToSchema('indexFilterValues', indexFilterValues, schemas.indexFilterValuesSchema); - const exchangeContractAddress = await this.getContractAddressAsync(); + const exchangeContractAddress = this.getContractAddress(); const logs = await this._getLogsAsync<ArgsType>( exchangeContractAddress, eventName, subscriptionOpts, indexFilterValues, artifacts.ExchangeArtifact.abi, ); @@ -702,10 +704,9 @@ export class ExchangeWrapper extends ContractWrapper { * that the user-passed web3 provider is connected to. * @returns The Ethereum address of the Exchange contract being used. */ - public async getContractAddressAsync(): Promise<string> { - const exchangeInstance = await this._getExchangeContractAsync(); - const exchangeAddress = exchangeInstance.address; - return exchangeAddress; + public getContractAddress(): string { + const contractAddress = this._getContractAddress(artifacts.ExchangeArtifact, this._contractAddressIfExists); + return contractAddress; } /** * Checks if order is still fillable and throws an error otherwise. Useful for orderbook @@ -720,7 +721,7 @@ export class ExchangeWrapper extends ContractWrapper { signedOrder: SignedOrder, opts?: ValidateOrderFillableOpts, ): Promise<void> { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const expectedFillTakerTokenAmount = !_.isUndefined(opts) ? opts.expectedFillTakerTokenAmount : undefined; const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateOrderFillableOrThrowAsync( @@ -741,7 +742,7 @@ export class ExchangeWrapper extends ContractWrapper { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync( exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); @@ -758,7 +759,7 @@ export class ExchangeWrapper extends ContractWrapper { assert.isValidBaseUnitAmount('cancelTakerTokenAmount', cancelTakerTokenAmount); const orderHash = utils.getOrderHashHex(order); const unavailableTakerTokenAmount = await this.getUnavailableTakerAmountAsync(orderHash); - await this._orderValidationUtils.validateCancelOrderThrowIfInvalidAsync( + OrderValidationUtils.validateCancelOrderThrowIfInvalid( order, cancelTakerTokenAmount, unavailableTakerTokenAmount); } /** @@ -775,7 +776,7 @@ export class ExchangeWrapper extends ContractWrapper { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); assert.isValidBaseUnitAmount('fillTakerTokenAmount', fillTakerTokenAmount); await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper); - const zrxTokenAddress = await this.getZRXTokenAddressAsync(); + const zrxTokenAddress = this.getZRXTokenAddress(); const exchangeTradeEmulator = new ExchangeTransferSimulator(this._tokenWrapper, BlockParamLiteral.Latest); await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync( exchangeTradeEmulator, signedOrder, fillTakerTokenAmount, takerAddress, zrxTokenAddress); @@ -820,12 +821,13 @@ export class ExchangeWrapper extends ContractWrapper { * Returns the ZRX token address used by the exchange contract. * @return Address of ZRX token */ - public async getZRXTokenAddressAsync(): Promise<string> { - const exchangeInstance = await this._getExchangeContractAsync(); - const ZRXtokenAddress = await exchangeInstance.ZRX_TOKEN_CONTRACT.callAsync(); - return ZRXtokenAddress; + public getZRXTokenAddress(): string { + const contractAddress = this._getContractAddress( + artifacts.ZRXArtifact, this._zrxContractAddressIfExists, + ); + return contractAddress; } - private async _invalidateContractInstancesAsync(): Promise<void> { + private _invalidateContractInstances(): void { this.unsubscribeAll(); delete this._exchangeContractIfExists; } @@ -859,7 +861,7 @@ export class ExchangeWrapper extends ContractWrapper { const contractInstance = await this._instantiateContractIfExistsAsync<ExchangeContract>( artifacts.ExchangeArtifact, this._contractAddressIfExists, ); - this._exchangeContractIfExists = contractInstance as ExchangeContract; + this._exchangeContractIfExists = contractInstance; return this._exchangeContractIfExists; } private async _getTokenTransferProxyAddressAsync(): Promise<string> { @@ -868,4 +870,4 @@ export class ExchangeWrapper extends ContractWrapper { const tokenTransferProxyAddressLowerCase = tokenTransferProxyAddress.toLowerCase(); return tokenTransferProxyAddressLowerCase; } -} +} // tslint:disable:max-file-line-count diff --git a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts index 2cc5a9aa0..35337fa35 100644 --- a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts @@ -1,10 +1,12 @@ import * as _ from 'lodash'; -import {Web3Wrapper} from '../web3_wrapper'; + +import {artifacts} from '../artifacts'; +import {Token, TokenMetadata, TokenRegistryContract, ZeroExError} from '../types'; import {assert} from '../utils/assert'; -import {Token, TokenRegistryContract, TokenMetadata} from '../types'; import {constants} from '../utils/constants'; +import {Web3Wrapper} from '../web3_wrapper'; + import {ContractWrapper} from './contract_wrapper'; -import {artifacts} from '../artifacts'; /** * This class includes all the functionality related to interacting with the 0x Token Registry smart contract. @@ -12,6 +14,18 @@ import {artifacts} from '../artifacts'; export class TokenRegistryWrapper extends ContractWrapper { private _tokenRegistryContractIfExists?: TokenRegistryContract; private _contractAddressIfExists?: string; + private static _createTokenFromMetadata(metadata: TokenMetadata): Token|undefined { + if (metadata[0] === constants.NULL_ADDRESS) { + return undefined; + } + const token = { + address: metadata[0], + name: metadata[1], + symbol: metadata[2], + decimals: metadata[3].toNumber(), + }; + return token; + } constructor(web3Wrapper: Web3Wrapper, contractAddressIfExists?: string) { super(web3Wrapper); this._contractAddressIfExists = contractAddressIfExists; @@ -26,7 +40,7 @@ export class TokenRegistryWrapper extends ContractWrapper { const addresses = await this.getTokenAddressesAsync(); const tokenPromises: Array<Promise<Token|undefined>> = _.map( addresses, - (address: string) => (this.getTokenIfExistsAsync(address)), + async (address: string) => this.getTokenIfExistsAsync(address), ); const tokens = await Promise.all(tokenPromises); return tokens as Token[]; @@ -49,7 +63,7 @@ export class TokenRegistryWrapper extends ContractWrapper { const tokenRegistryContract = await this._getTokenRegistryContractAsync(); const metadata = await tokenRegistryContract.getTokenMetaData.callAsync(address); - const token = this._createTokenFromMetadata(metadata); + const token = TokenRegistryWrapper._createTokenFromMetadata(metadata); return token; } public async getTokenAddressBySymbolIfExistsAsync(symbol: string): Promise<string|undefined> { @@ -74,14 +88,14 @@ export class TokenRegistryWrapper extends ContractWrapper { assert.isString('symbol', symbol); const tokenRegistryContract = await this._getTokenRegistryContractAsync(); const metadata = await tokenRegistryContract.getTokenBySymbol.callAsync(symbol); - const token = this._createTokenFromMetadata(metadata); + const token = TokenRegistryWrapper._createTokenFromMetadata(metadata); return token; } public async getTokenByNameIfExistsAsync(name: string): Promise<Token|undefined> { assert.isString('name', name); const tokenRegistryContract = await this._getTokenRegistryContractAsync(); const metadata = await tokenRegistryContract.getTokenByName.callAsync(name); - const token = this._createTokenFromMetadata(metadata); + const token = TokenRegistryWrapper._createTokenFromMetadata(metadata); return token; } /** @@ -89,22 +103,11 @@ export class TokenRegistryWrapper extends ContractWrapper { * that the user-passed web3 provider is connected to. * @returns The Ethereum address of the TokenRegistry contract being used. */ - public async getContractAddressAsync(): Promise<string> { - const tokenRegistryInstance = await this._getTokenRegistryContractAsync(); - const tokenRegistryAddress = tokenRegistryInstance.address; - return tokenRegistryAddress; - } - private _createTokenFromMetadata(metadata: TokenMetadata): Token|undefined { - if (metadata[0] === constants.NULL_ADDRESS) { - return undefined; - } - const token = { - address: metadata[0], - name: metadata[1], - symbol: metadata[2], - decimals: metadata[3].toNumber(), - }; - return token; + public getContractAddress(): string { + const contractAddress = this._getContractAddress( + artifacts.TokenRegistryArtifact, this._contractAddressIfExists, + ); + return contractAddress; } private _invalidateContractInstance(): void { delete this._tokenRegistryContractIfExists; @@ -116,7 +119,7 @@ export class TokenRegistryWrapper extends ContractWrapper { const contractInstance = await this._instantiateContractIfExistsAsync<TokenRegistryContract>( artifacts.TokenRegistryArtifact, this._contractAddressIfExists, ); - this._tokenRegistryContractIfExists = contractInstance as TokenRegistryContract; + this._tokenRegistryContractIfExists = contractInstance; return this._tokenRegistryContractIfExists; } } diff --git a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts index f81845af9..c3df7d3eb 100644 --- a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts @@ -1,18 +1,20 @@ import * as _ from 'lodash'; + +import {artifacts} from '../artifacts'; +import {TokenTransferProxyContract, ZeroExError} from '../types'; import {Web3Wrapper} from '../web3_wrapper'; + import {ContractWrapper} from './contract_wrapper'; -import {artifacts} from '../artifacts'; -import {TokenTransferProxyContract} from '../types'; /** * This class includes the functionality related to interacting with the TokenTransferProxy contract. */ export class TokenTransferProxyWrapper extends ContractWrapper { private _tokenTransferProxyContractIfExists?: TokenTransferProxyContract; - private _tokenTransferProxyContractAddressFetcher: () => Promise<string>; - constructor(web3Wrapper: Web3Wrapper, tokenTransferProxyContractAddressFetcher: () => Promise<string>) { + private _contractAddressIfExists?: string; + constructor(web3Wrapper: Web3Wrapper, contractAddressIfExists?: string) { super(web3Wrapper); - this._tokenTransferProxyContractAddressFetcher = tokenTransferProxyContractAddressFetcher; + this._contractAddressIfExists = contractAddressIfExists; } /** * Check if the Exchange contract address is authorized by the TokenTransferProxy contract. @@ -38,10 +40,11 @@ export class TokenTransferProxyWrapper extends ContractWrapper { * that the user-passed web3 provider is connected to. * @returns The Ethereum address of the TokenTransferProxy contract being used. */ - public async getContractAddressAsync(): Promise<string> { - const proxyInstance = await this._getTokenTransferProxyContractAsync(); - const proxyAddress = proxyInstance.address; - return proxyAddress; + public getContractAddress(): string { + const contractAddress = this._getContractAddress( + artifacts.TokenTransferProxyArtifact, this._contractAddressIfExists, + ); + return contractAddress; } private _invalidateContractInstance(): void { delete this._tokenTransferProxyContractIfExists; @@ -50,11 +53,10 @@ export class TokenTransferProxyWrapper extends ContractWrapper { if (!_.isUndefined(this._tokenTransferProxyContractIfExists)) { return this._tokenTransferProxyContractIfExists; } - const contractAddress = await this._tokenTransferProxyContractAddressFetcher(); const contractInstance = await this._instantiateContractIfExistsAsync<TokenTransferProxyContract>( - artifacts.TokenTransferProxyArtifact, contractAddress, + artifacts.TokenTransferProxyArtifact, this._contractAddressIfExists, ); - this._tokenTransferProxyContractIfExists = contractInstance as TokenTransferProxyContract; + this._tokenTransferProxyContractIfExists = contractInstance; return this._tokenTransferProxyContractIfExists; } } diff --git a/packages/0x.js/src/contract_wrappers/token_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_wrapper.ts index 4b89d3cfc..5c6cfeaed 100644 --- a/packages/0x.js/src/contract_wrappers/token_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_wrapper.ts @@ -1,23 +1,26 @@ -import * as _ from 'lodash'; -import BigNumber from 'bignumber.js'; import {schemas} from '@0xproject/json-schemas'; -import {Web3Wrapper} from '../web3_wrapper'; -import {assert} from '../utils/assert'; -import {constants} from '../utils/constants'; -import {ContractWrapper} from './contract_wrapper'; -import {AbiDecoder} from '../utils/abi_decoder'; +import BigNumber from 'bignumber.js'; +import * as _ from 'lodash'; + import {artifacts} from '../artifacts'; import { - TokenContract, - ZeroExError, - TokenEvents, + EventCallback, IndexedFilterValues, - SubscriptionOpts, - MethodOpts, LogWithDecodedArgs, - EventCallback, + MethodOpts, + SubscriptionOpts, + TokenContract, TokenContractEventArgs, + TokenEvents, + ZeroExError, } from '../types'; +import {AbiDecoder} from '../utils/abi_decoder'; +import {assert} from '../utils/assert'; +import {constants} from '../utils/constants'; +import {Web3Wrapper} from '../web3_wrapper'; + +import {ContractWrapper} from './contract_wrapper'; +import {TokenTransferProxyWrapper} from './token_transfer_proxy_wrapper'; const ALLOWANCE_TO_ZERO_GAS_AMOUNT = 47275; @@ -29,12 +32,12 @@ const ALLOWANCE_TO_ZERO_GAS_AMOUNT = 47275; export class TokenWrapper extends ContractWrapper { public UNLIMITED_ALLOWANCE_IN_BASE_UNITS = constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS; private _tokenContractsByAddress: {[address: string]: TokenContract}; - private _tokenTransferProxyContractAddressFetcher: () => Promise<string>; + private _tokenTransferProxyWrapper: TokenTransferProxyWrapper; constructor(web3Wrapper: Web3Wrapper, abiDecoder: AbiDecoder, - tokenTransferProxyContractAddressFetcher: () => Promise<string>) { + tokenTransferProxyWrapper: TokenTransferProxyWrapper) { super(web3Wrapper, abiDecoder); this._tokenContractsByAddress = {}; - this._tokenTransferProxyContractAddressFetcher = tokenTransferProxyContractAddressFetcher; + this._tokenTransferProxyWrapper = tokenTransferProxyWrapper; } /** * Retrieves an owner's ERC20 token balance. @@ -76,8 +79,8 @@ export class TokenWrapper extends ContractWrapper { // Hack: for some reason default estimated gas amount causes `base fee exceeds gas limit` exception // on testrpc. Probably related to https://github.com/ethereumjs/testrpc/issues/294 // TODO: Debug issue in testrpc and submit a PR, then remove this hack - const networkIdIfExists = await this._web3Wrapper.getNetworkIdIfExistsAsync(); - const gas = networkIdIfExists === constants.TESTRPC_NETWORK_ID ? ALLOWANCE_TO_ZERO_GAS_AMOUNT : undefined; + const networkId = this._web3Wrapper.getNetworkId(); + const gas = networkId === constants.TESTRPC_NETWORK_ID ? ALLOWANCE_TO_ZERO_GAS_AMOUNT : undefined; const txHash = await tokenContract.approve.sendTransactionAsync(spenderAddress, amountInBaseUnits, { from: ownerAddress, gas, @@ -133,7 +136,7 @@ export class TokenWrapper extends ContractWrapper { assert.isETHAddressHex('ownerAddress', ownerAddress); assert.isETHAddressHex('tokenAddress', tokenAddress); - const proxyAddress = await this._getTokenTransferProxyAddressAsync(); + const proxyAddress = this._tokenTransferProxyWrapper.getContractAddress(); const allowanceInBaseUnits = await this.getAllowanceAsync(tokenAddress, ownerAddress, proxyAddress, methodOpts); return allowanceInBaseUnits; } @@ -152,7 +155,7 @@ export class TokenWrapper extends ContractWrapper { assert.isETHAddressHex('tokenAddress', tokenAddress); assert.isValidBaseUnitAmount('amountInBaseUnits', amountInBaseUnits); - const proxyAddress = await this._getTokenTransferProxyAddressAsync(); + const proxyAddress = this._tokenTransferProxyWrapper.getContractAddress(); const txHash = await this.setAllowanceAsync(tokenAddress, ownerAddress, proxyAddress, amountInBaseUnits); return txHash; } @@ -290,7 +293,7 @@ export class TokenWrapper extends ContractWrapper { ); return logs; } - private _invalidateContractInstancesAsync(): void { + private _invalidateContractInstances(): void { this.unsubscribeAll(); this._tokenContractsByAddress = {}; } @@ -302,12 +305,8 @@ export class TokenWrapper extends ContractWrapper { const contractInstance = await this._instantiateContractIfExistsAsync<TokenContract>( artifacts.TokenArtifact, tokenAddress, ); - tokenContract = contractInstance as TokenContract; + tokenContract = contractInstance; this._tokenContractsByAddress[tokenAddress] = tokenContract; return tokenContract; } - private async _getTokenTransferProxyAddressAsync(): Promise<string> { - const tokenTransferProxyContractAddress = await this._tokenTransferProxyContractAddressFetcher(); - return tokenTransferProxyContractAddress; - } } diff --git a/packages/0x.js/src/order_watcher/event_watcher.ts b/packages/0x.js/src/order_watcher/event_watcher.ts index ecbab0cd5..831f19da5 100644 --- a/packages/0x.js/src/order_watcher/event_watcher.ts +++ b/packages/0x.js/src/order_watcher/event_watcher.ts @@ -1,6 +1,6 @@ -import * as Web3 from 'web3'; import * as _ from 'lodash'; -import {Web3Wrapper} from '../web3_wrapper'; +import * as Web3 from 'web3'; + import { BlockParamLiteral, EventCallback, @@ -8,9 +8,10 @@ import { ZeroExError, } from '../types'; import {AbiDecoder} from '../utils/abi_decoder'; -import {intervalUtils} from '../utils/interval_utils'; import {assert} from '../utils/assert'; +import {intervalUtils} from '../utils/interval_utils'; import {utils} from '../utils/utils'; +import {Web3Wrapper} from '../web3_wrapper'; const DEFAULT_EVENT_POLLING_INTERVAL_MS = 200; diff --git a/packages/0x.js/src/order_watcher/expiration_watcher.ts b/packages/0x.js/src/order_watcher/expiration_watcher.ts index 717edaad7..9a1bb1ca4 100644 --- a/packages/0x.js/src/order_watcher/expiration_watcher.ts +++ b/packages/0x.js/src/order_watcher/expiration_watcher.ts @@ -1,10 +1,11 @@ -import * as _ from 'lodash'; import {BigNumber} from 'bignumber.js'; import {RBTree} from 'bintrees'; -import {utils} from '../utils/utils'; -import {intervalUtils} from '../utils/interval_utils'; -import {SignedOrder, ZeroExError} from '../types'; +import * as _ from 'lodash'; + import {ZeroEx} from '../0x'; +import {SignedOrder, ZeroExError} from '../types'; +import {intervalUtils} from '../utils/interval_utils'; +import {utils} from '../utils/utils'; const DEFAULT_EXPIRATION_MARGIN_MS = 0; const DEFAULT_ORDER_EXPIRATION_CHECKING_INTERVAL_MS = 50; @@ -29,12 +30,12 @@ export class ExpirationWatcher { const comparator = (lhs: string, rhs: string) => scoreFunction(lhs) - scoreFunction(rhs); this.orderHashByExpirationRBTree = new RBTree(comparator); } - public subscribe(callbackAsync: (orderHash: string) => Promise<void>): void { + public subscribe(callback: (orderHash: string) => void): void { if (!_.isUndefined(this.orderExpirationCheckingIntervalIdIfExists)) { throw new Error(ZeroExError.SubscriptionAlreadyPresent); } this.orderExpirationCheckingIntervalIdIfExists = intervalUtils.setAsyncExcludingInterval( - this.pruneExpiredOrdersAsync.bind(this, callbackAsync), this.orderExpirationCheckingIntervalMs, + this.pruneExpiredOrders.bind(this, callback), this.orderExpirationCheckingIntervalMs, ); } public unsubscribe(): void { @@ -52,7 +53,7 @@ export class ExpirationWatcher { this.orderHashByExpirationRBTree.remove(orderHash); delete this.expiration[orderHash]; } - private async pruneExpiredOrdersAsync(callbackAsync: (orderHash: string) => Promise<void>): Promise<void> { + private pruneExpiredOrders(callback: (orderHash: string) => void): void { const currentUnixTimestampMs = utils.getCurrentUnixTimestampMs(); while (true) { const hasTrakedOrders = this.orderHashByExpirationRBTree.size === 0; @@ -70,7 +71,7 @@ export class ExpirationWatcher { const orderHash = this.orderHashByExpirationRBTree.min(); this.orderHashByExpirationRBTree.remove(orderHash); delete this.expiration[orderHash]; - await callbackAsync(orderHash); + callback(orderHash); } } } diff --git a/packages/0x.js/src/order_watcher/order_state_watcher.ts b/packages/0x.js/src/order_watcher/order_state_watcher.ts index d02e31160..8c21c1678 100644 --- a/packages/0x.js/src/order_watcher/order_state_watcher.ts +++ b/packages/0x.js/src/order_watcher/order_state_watcher.ts @@ -1,42 +1,44 @@ -import * as _ from 'lodash'; import {schemas} from '@0xproject/json-schemas'; +import * as _ from 'lodash'; + import {ZeroEx} from '../0x'; -import {EventWatcher} from './event_watcher'; -import {assert} from '../utils/assert'; -import {utils} from '../utils/utils'; import {artifacts} from '../artifacts'; -import {AbiDecoder} from '../utils/abi_decoder'; -import {intervalUtils} from '../utils/interval_utils'; -import {OrderStateUtils} from '../utils/order_state_utils'; +import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; +import {TokenWrapper} from '../contract_wrappers/token_wrapper'; +import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store'; +import {OrderFilledCancelledLazyStore} from '../stores/order_filled_cancelled_lazy_store'; import { - LogEvent, - OrderState, - SignedOrder, - Web3Provider, + ApprovalContractEventArgs, BlockParamLiteral, - LogWithDecodedArgs, ContractEventArgs, + ExchangeContractErrs, + ExchangeEvents, + LogCancelContractEventArgs, + LogEvent, + LogFillContractEventArgs, + LogWithDecodedArgs, OnOrderStateChangeCallback, + OrderState, OrderStateWatcherConfig, - ApprovalContractEventArgs, - TransferContractEventArgs, - LogFillContractEventArgs, - LogCancelContractEventArgs, - ExchangeEvents, + SignedOrder, TokenEvents, + TransferContractEventArgs, + Web3Provider, ZeroExError, - ExchangeContractErrs, } from '../types'; +import {AbiDecoder} from '../utils/abi_decoder'; +import {assert} from '../utils/assert'; +import {intervalUtils} from '../utils/interval_utils'; +import {OrderStateUtils} from '../utils/order_state_utils'; +import {utils} from '../utils/utils'; import {Web3Wrapper} from '../web3_wrapper'; -import {TokenWrapper} from '../contract_wrappers/token_wrapper'; -import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; -import {OrderFilledCancelledLazyStore} from '../stores/order_filled_cancelled_lazy_store'; -import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store'; + +import {EventWatcher} from './event_watcher'; import {ExpirationWatcher} from './expiration_watcher'; interface DependentOrderHashes { [makerAddress: string]: { - [makerToken: string]: Set<string>, + [makerToken: string]: Set<string>; }; } @@ -96,12 +98,12 @@ export class OrderStateWatcher { * signature is verified. * @param signedOrder The order you wish to start watching. */ - public async addOrderAsync(signedOrder: SignedOrder): Promise<void> { + public addOrder(signedOrder: SignedOrder): void { assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema); const orderHash = ZeroEx.getOrderHashHex(signedOrder); assert.isValidSignature(orderHash, signedOrder.ecSignature, signedOrder.maker); this._orderByOrderHash[orderHash] = signedOrder; - await this.addToDependentOrderHashesAsync(signedOrder, orderHash); + this.addToDependentOrderHashes(signedOrder, orderHash); const expirationUnixTimestampMs = signedOrder.expirationUnixTimestampSec.times(1000); this._expirationWatcher.addOrder(orderHash, expirationUnixTimestampMs); } @@ -109,7 +111,7 @@ export class OrderStateWatcher { * Removes an order from the orderStateWatcher * @param orderHash The orderHash of the order you wish to stop watching. */ - public async removeOrderAsync(orderHash: string): Promise<void> { + public removeOrder(orderHash: string): void { assert.doesConformToSchema('orderHash', orderHash, schemas.orderHashSchema); const signedOrder = this._orderByOrderHash[orderHash]; if (_.isUndefined(signedOrder)) { @@ -118,7 +120,7 @@ export class OrderStateWatcher { delete this._orderByOrderHash[orderHash]; delete this._orderStateByOrderHashCache[orderHash]; const exchange = (this._orderFilledCancelledLazyStore as any).exchange as ExchangeWrapper; - const zrxTokenAddress = await exchange.getZRXTokenAddressAsync(); + const zrxTokenAddress = exchange.getZRXTokenAddress(); this.removeFromDependentOrderHashes(signedOrder.maker, zrxTokenAddress, orderHash); this.removeFromDependentOrderHashes(signedOrder.maker, signedOrder.makerTokenAddress, orderHash); this._expirationWatcher.removeOrder(orderHash); @@ -136,7 +138,7 @@ export class OrderStateWatcher { } this._callbackIfExists = callback; this._eventWatcher.subscribe(this._onEventWatcherCallbackAsync.bind(this)); - this._expirationWatcher.subscribe(this._onOrderExpiredAsync.bind(this)); + this._expirationWatcher.subscribe(this._onOrderExpired.bind(this)); } /** * Ends an orderStateWatcher subscription. @@ -151,14 +153,14 @@ export class OrderStateWatcher { this._eventWatcher.unsubscribe(); this._expirationWatcher.unsubscribe(); } - private async _onOrderExpiredAsync(orderHash: string): Promise<void> { + private _onOrderExpired(orderHash: string): void { const orderState: OrderState = { isValid: false, orderHash, error: ExchangeContractErrs.OrderFillExpired, }; if (!_.isUndefined(this._orderByOrderHash[orderHash])) { - await this.removeOrderAsync(orderHash); + this.removeOrder(orderHash); if (!_.isUndefined(this._callbackIfExists)) { this._callbackIfExists(orderState); } @@ -240,7 +242,7 @@ export class OrderStateWatcher { } private async _emitRevalidateOrdersAsync(orderHashes: string[]): Promise<void> { for (const orderHash of orderHashes) { - const signedOrder = this._orderByOrderHash[orderHash] as SignedOrder; + const signedOrder = this._orderByOrderHash[orderHash]; // Most of these calls will never reach the network because the data is fetched from stores // and only updated when cache is invalidated const orderState = await this._orderStateUtils.getOrderStateAsync(signedOrder); @@ -256,7 +258,7 @@ export class OrderStateWatcher { this._callbackIfExists(orderState); } } - private async addToDependentOrderHashesAsync(signedOrder: SignedOrder, orderHash: string): Promise<void> { + private addToDependentOrderHashes(signedOrder: SignedOrder, orderHash: string): void { if (_.isUndefined(this._dependentOrderHashes[signedOrder.maker])) { this._dependentOrderHashes[signedOrder.maker] = {}; } @@ -265,7 +267,7 @@ export class OrderStateWatcher { } this._dependentOrderHashes[signedOrder.maker][signedOrder.makerTokenAddress].add(orderHash); const exchange = (this._orderFilledCancelledLazyStore as any).exchange as ExchangeWrapper; - const zrxTokenAddress = await exchange.getZRXTokenAddressAsync(); + const zrxTokenAddress = exchange.getZRXTokenAddress(); if (_.isUndefined(this._dependentOrderHashes[signedOrder.maker][zrxTokenAddress])) { this._dependentOrderHashes[signedOrder.maker][zrxTokenAddress] = new Set(); } diff --git a/packages/0x.js/src/order_watcher/remaining_fillable_calculator.ts b/packages/0x.js/src/order_watcher/remaining_fillable_calculator.ts index c77d4428c..e8601e678 100644 --- a/packages/0x.js/src/order_watcher/remaining_fillable_calculator.ts +++ b/packages/0x.js/src/order_watcher/remaining_fillable_calculator.ts @@ -1,6 +1,7 @@ -import {SignedOrder} from '../types'; import {BigNumber} from 'bignumber.js'; +import {SignedOrder} from '../types'; + export class RemainingFillableCalculator { private signedOrder: SignedOrder; private isMakerTokenZRX: boolean; diff --git a/packages/0x.js/src/schemas/zero_ex_config_schema.ts b/packages/0x.js/src/schemas/zero_ex_config_schema.ts index 6d4b3ed27..121d81257 100644 --- a/packages/0x.js/src/schemas/zero_ex_config_schema.ts +++ b/packages/0x.js/src/schemas/zero_ex_config_schema.ts @@ -1,6 +1,10 @@ export const zeroExConfigSchema = { id: '/ZeroExConfig', properties: { + networkId: { + type: 'number', + minimum: 0, + }, gasPrice: {$ref: '/Number'}, exchangeContractAddress: {$ref: '/Address'}, tokenRegistryContractAddress: {$ref: '/Address'}, @@ -20,4 +24,5 @@ export const zeroExConfigSchema = { }, }, type: 'object', + required: ['networkId'], }; diff --git a/packages/0x.js/src/stores/balance_proxy_allowance_lazy_store.ts b/packages/0x.js/src/stores/balance_proxy_allowance_lazy_store.ts index 7c94031c3..6225e9e72 100644 --- a/packages/0x.js/src/stores/balance_proxy_allowance_lazy_store.ts +++ b/packages/0x.js/src/stores/balance_proxy_allowance_lazy_store.ts @@ -1,6 +1,7 @@ +import {BigNumber} from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import {BigNumber} from 'bignumber.js'; + import {TokenWrapper} from '../contract_wrappers/token_wrapper'; import {BlockParamLiteral} from '../types'; @@ -12,13 +13,13 @@ export class BalanceAndProxyAllowanceLazyStore { private defaultBlock: BlockParamLiteral; private balance: { [tokenAddress: string]: { - [userAddress: string]: BigNumber, - }, + [userAddress: string]: BigNumber; + }; }; private proxyAllowance: { [tokenAddress: string]: { - [userAddress: string]: BigNumber, - }, + [userAddress: string]: BigNumber; + }; }; constructor(token: TokenWrapper, defaultBlock: BlockParamLiteral) { this.token = token; diff --git a/packages/0x.js/src/stores/order_filled_cancelled_lazy_store.ts b/packages/0x.js/src/stores/order_filled_cancelled_lazy_store.ts index 666d8363c..28b32f9e2 100644 --- a/packages/0x.js/src/stores/order_filled_cancelled_lazy_store.ts +++ b/packages/0x.js/src/stores/order_filled_cancelled_lazy_store.ts @@ -1,6 +1,7 @@ +import {BigNumber} from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import {BigNumber} from 'bignumber.js'; + import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; import {BlockParamLiteral} from '../types'; @@ -10,10 +11,10 @@ import {BlockParamLiteral} from '../types'; export class OrderFilledCancelledLazyStore { private exchange: ExchangeWrapper; private filledTakerAmount: { - [orderHash: string]: BigNumber, + [orderHash: string]: BigNumber; }; private cancelledTakerAmount: { - [orderHash: string]: BigNumber, + [orderHash: string]: BigNumber; }; constructor(exchange: ExchangeWrapper) { this.exchange = exchange; diff --git a/packages/0x.js/src/subproviders/empty_wallet_subprovider.ts b/packages/0x.js/src/subproviders/empty_wallet_subprovider.ts index 2f260217c..2993bc801 100644 --- a/packages/0x.js/src/subproviders/empty_wallet_subprovider.ts +++ b/packages/0x.js/src/subproviders/empty_wallet_subprovider.ts @@ -6,6 +6,8 @@ import {JSONRPCPayload} from '../types'; * Source: https://github.com/MetaMask/provider-engine/blob/master/subproviders/subprovider.js */ export class EmptyWalletSubProvider { + // This method needs to be here to satisfy the interface but linter wants it to be static. + // tslint:disable-next-line:prefer-function-over-method public handleRequest(payload: JSONRPCPayload, next: () => void, end: (err: Error|null, result: any) => void) { switch (payload.method) { case 'eth_accounts': @@ -18,6 +20,7 @@ export class EmptyWalletSubProvider { } } // Required to implement this method despite not needing it for this subprovider + // tslint:disable-next-line:prefer-function-over-method public setEngine(engine: any) { // noop } diff --git a/packages/0x.js/src/types.ts b/packages/0x.js/src/types.ts index 4d55046b4..af4f054f0 100644 --- a/packages/0x.js/src/types.ts +++ b/packages/0x.js/src/types.ts @@ -1,9 +1,13 @@ -import * as Web3 from 'web3'; import BigNumber from 'bignumber.js'; +import * as Web3 from 'web3'; export enum ZeroExError { - ContractDoesNotExist = 'CONTRACT_DOES_NOT_EXIST', ExchangeContractDoesNotExist = 'EXCHANGE_CONTRACT_DOES_NOT_EXIST', + ZRXContractDoesNotExist = 'ZRX_CONTRACT_DOES_NOT_EXIST', + EtherTokenContractDoesNotExist = 'ETHER_TOKEN_CONTRACT_DOES_NOT_EXIST', + TokenTransferProxyContractDoesNotExist = 'TOKEN_TRANSFER_PROXY_CONTRACT_DOES_NOT_EXIST', + TokenRegistryContractDoesNotExist = 'TOKEN_REGISTRY_CONTRACT_DOES_NOT_EXIST', + TokenContractDoesNotExist = 'TOKEN_CONTRACT_DOES_NOT_EXIST', UnhandledError = 'UNHANDLED_ERROR', UserHasNoAssociatedAddress = 'USER_HAS_NO_ASSOCIATED_ADDRESSES', InvalidSignature = 'INVALID_SIGNATURE', @@ -410,17 +414,21 @@ export interface OrderStateWatcherConfig { } /* + * networkId: The id of the underlying ethereum network your provider is connected to. (1-mainnet, 42-kovan, 50-testrpc) * gasPrice: Gas price to use with every transaction * exchangeContractAddress: The address of an exchange contract to use * tokenRegistryContractAddress: The address of a token registry contract to use * etherTokenContractAddress: The address of an ether token contract to use + * tokenTransferProxyContractAddress: The address of the token transfer proxy contract to use * orderWatcherConfig: All the configs related to the orderWatcher */ export interface ZeroExConfig { - gasPrice?: BigNumber; // Gas price to use with every transaction + networkId: number; + gasPrice?: BigNumber; exchangeContractAddress?: string; tokenRegistryContractAddress?: string; etherTokenContractAddress?: string; + tokenTransferProxyContractAddress?: string; orderWatcherConfig?: OrderStateWatcherConfig; } @@ -441,11 +449,16 @@ export interface TransactionReceiptWithDecodedLogs extends TransactionReceipt { logs: Array<LogWithDecodedArgs<DecodedLogArgs>|Web3.LogEntry>; } +export type ArtifactContractName = 'ZRX'|'TokenTransferProxy'|'TokenRegistry'|'Token'|'Exchange'|'EtherToken'; + export interface Artifact { - abi: any; - networks: {[networkId: number]: { - address: string; - }}; + contract_name: ArtifactContractName; + abi: Web3.ContractAbi; + networks: { + [networkId: number]: { + address: string; + }; + }; } /* @@ -527,4 +540,4 @@ export interface TransactionReceipt { gasUsed: number; contractAddress: string|null; logs: Web3.LogEntry[]; -} +} // tslint:disable:max-file-line-count diff --git a/packages/0x.js/src/utils/abi_decoder.ts b/packages/0x.js/src/utils/abi_decoder.ts index df0fb2d6f..f26b057f0 100644 --- a/packages/0x.js/src/utils/abi_decoder.ts +++ b/packages/0x.js/src/utils/abi_decoder.ts @@ -1,12 +1,22 @@ -import * as Web3 from 'web3'; -import * as _ from 'lodash'; import BigNumber from 'bignumber.js'; -import {AbiType, DecodedLogArgs, LogWithDecodedArgs, RawLog, SolidityTypes, ContractEventArgs} from '../types'; +import * as _ from 'lodash'; +import * as Web3 from 'web3'; import * as SolidityCoder from 'web3/lib/solidity/coder'; +import {AbiType, ContractEventArgs, DecodedLogArgs, LogWithDecodedArgs, RawLog, SolidityTypes} from '../types'; + export class AbiDecoder { private savedABIs: Web3.AbiDefinition[] = []; private methodIds: {[signatureHash: string]: Web3.EventAbi} = {}; + private static padZeros(address: string) { + let formatted = address; + if (_.startsWith(formatted, '0x')) { + formatted = formatted.slice(2); + } + + formatted = _.padStart(formatted, 40, '0'); + return `0x${formatted}`; + } constructor(abiArrays: Web3.AbiDefinition[][]) { _.map(abiArrays, this.addABI.bind(this)); } @@ -31,7 +41,7 @@ export class AbiDecoder { // Indexed parameters are stored in topics. Non-indexed ones in decodedData let value = param.indexed ? log.topics[topicsIndex++] : decodedData[dataIndex++]; if (param.type === SolidityTypes.Address) { - value = this.padZeros(new BigNumber(value).toString(16)); + value = AbiDecoder.padZeros(new BigNumber(value).toString(16)); } else if (param.type === SolidityTypes.Uint256 || param.type === SolidityTypes.Uint8 || param.type === SolidityTypes.Uint) { @@ -56,13 +66,4 @@ export class AbiDecoder { }); this.savedABIs = this.savedABIs.concat(abiArray); } - private padZeros(address: string) { - let formatted = address; - if (_.startsWith(formatted, '0x')) { - formatted = formatted.slice(2); - } - - formatted = _.padStart(formatted, 40, '0'); - return `0x${formatted}`; - } } diff --git a/packages/0x.js/src/utils/assert.ts b/packages/0x.js/src/utils/assert.ts index 55912525c..3cff9d2cf 100644 --- a/packages/0x.js/src/utils/assert.ts +++ b/packages/0x.js/src/utils/assert.ts @@ -1,11 +1,12 @@ +import {assert as sharedAssert} from '@0xproject/assert'; +import {Schema, SchemaValidator} from '@0xproject/json-schemas'; +import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import BigNumber from 'bignumber.js'; -import {SchemaValidator, Schema} from '@0xproject/json-schemas'; -import {assert as sharedAssert} from '@0xproject/assert'; -import {Web3Wrapper} from '../web3_wrapper'; -import {signatureUtils} from '../utils/signature_utils'; + import {ECSignature} from '../types'; +import {signatureUtils} from '../utils/signature_utils'; +import {Web3Wrapper} from '../web3_wrapper'; const HEX_REGEX = /^0x[0-9A-F]*$/i; diff --git a/packages/0x.js/src/utils/decorators.ts b/packages/0x.js/src/utils/decorators.ts index ec750b891..1760d8872 100644 --- a/packages/0x.js/src/utils/decorators.ts +++ b/packages/0x.js/src/utils/decorators.ts @@ -1,7 +1,9 @@ import * as _ from 'lodash'; -import {constants} from './constants'; + import {AsyncMethod, ZeroExError} from '../types'; +import {constants} from './constants'; + export const decorators = { /** * Source: https://stackoverflow.com/a/29837695/3546986 diff --git a/packages/0x.js/src/utils/exchange_transfer_simulator.ts b/packages/0x.js/src/utils/exchange_transfer_simulator.ts index eeb6081cb..2574bd9ac 100644 --- a/packages/0x.js/src/utils/exchange_transfer_simulator.ts +++ b/packages/0x.js/src/utils/exchange_transfer_simulator.ts @@ -1,8 +1,9 @@ -import * as _ from 'lodash'; import BigNumber from 'bignumber.js'; -import {ExchangeContractErrs, TradeSide, TransferType, BlockParamLiteral} from '../types'; +import * as _ from 'lodash'; + import {TokenWrapper} from '../contract_wrappers/token_wrapper'; import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store'; +import {BlockParamLiteral, ExchangeContractErrs, TradeSide, TransferType} from '../types'; enum FailureReason { Balance = 'balance', @@ -35,6 +36,11 @@ const ERR_MSG_MAPPING = { export class ExchangeTransferSimulator { private store: BalanceAndProxyAllowanceLazyStore; private UNLIMITED_ALLOWANCE_IN_BASE_UNITS: BigNumber; + private static throwValidationError(failureReason: FailureReason, tradeSide: TradeSide, + transferType: TransferType): never { + const errMsg = ERR_MSG_MAPPING[failureReason][tradeSide][transferType]; + throw new Error(errMsg); + } constructor(token: TokenWrapper, defaultBlock: BlockParamLiteral) { this.store = new BalanceAndProxyAllowanceLazyStore(token, defaultBlock); this.UNLIMITED_ALLOWANCE_IN_BASE_UNITS = token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS; @@ -54,10 +60,10 @@ export class ExchangeTransferSimulator { const balance = await this.store.getBalanceAsync(tokenAddress, from); const proxyAllowance = await this.store.getProxyAllowanceAsync(tokenAddress, from); if (proxyAllowance.lessThan(amountInBaseUnits)) { - this.throwValidationError(FailureReason.ProxyAllowance, tradeSide, transferType); + ExchangeTransferSimulator.throwValidationError(FailureReason.ProxyAllowance, tradeSide, transferType); } if (balance.lessThan(amountInBaseUnits)) { - this.throwValidationError(FailureReason.Balance, tradeSide, transferType); + ExchangeTransferSimulator.throwValidationError(FailureReason.Balance, tradeSide, transferType); } await this.decreaseProxyAllowanceAsync(tokenAddress, from, amountInBaseUnits); await this.decreaseBalanceAsync(tokenAddress, from, amountInBaseUnits); @@ -80,9 +86,4 @@ export class ExchangeTransferSimulator { const balance = await this.store.getBalanceAsync(tokenAddress, userAddress); this.store.setBalance(tokenAddress, userAddress, balance.minus(amountInBaseUnits)); } - private throwValidationError(failureReason: FailureReason, tradeSide: TradeSide, - transferType: TransferType): Promise<never> { - const errMsg = ERR_MSG_MAPPING[failureReason][tradeSide][transferType]; - throw new Error(errMsg); - } } diff --git a/packages/0x.js/src/utils/filter_utils.ts b/packages/0x.js/src/utils/filter_utils.ts index e09a95a6e..57c3ee71c 100644 --- a/packages/0x.js/src/utils/filter_utils.ts +++ b/packages/0x.js/src/utils/filter_utils.ts @@ -1,8 +1,9 @@ -import * as _ from 'lodash'; -import * as Web3 from 'web3'; -import * as uuid from 'uuid/v4'; import * as ethUtil from 'ethereumjs-util'; import * as jsSHA3 from 'js-sha3'; +import * as _ from 'lodash'; +import * as uuid from 'uuid/v4'; +import * as Web3 from 'web3'; + import {ContractEvents, IndexedFilterValues, SubscriptionOpts} from '../types'; const TOPIC_LENGTH = 32; diff --git a/packages/0x.js/src/utils/order_state_utils.ts b/packages/0x.js/src/utils/order_state_utils.ts index 1d8f02a18..6b7f811ae 100644 --- a/packages/0x.js/src/utils/order_state_utils.ts +++ b/packages/0x.js/src/utils/order_state_utils.ts @@ -1,29 +1,61 @@ +import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; -import BigNumber from 'bignumber.js'; + +import {ZeroEx} from '../0x'; +import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; +import {TokenWrapper} from '../contract_wrappers/token_wrapper'; +import {RemainingFillableCalculator} from '../order_watcher/remaining_fillable_calculator'; +import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store'; +import {OrderFilledCancelledLazyStore} from '../stores/order_filled_cancelled_lazy_store'; import { ExchangeContractErrs, - SignedOrder, - OrderRelevantState, MethodOpts, + OrderRelevantState, OrderState, - OrderStateValid, OrderStateInvalid, + OrderStateValid, + SignedOrder, } from '../types'; -import {ZeroEx} from '../0x'; -import {TokenWrapper} from '../contract_wrappers/token_wrapper'; -import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; -import {utils} from '../utils/utils'; import {constants} from '../utils/constants'; -import {OrderFilledCancelledLazyStore} from '../stores/order_filled_cancelled_lazy_store'; -import {BalanceAndProxyAllowanceLazyStore} from '../stores/balance_proxy_allowance_lazy_store'; -import {RemainingFillableCalculator} from '../order_watcher/remaining_fillable_calculator'; +import {utils} from '../utils/utils'; const ACCEPTABLE_RELATIVE_ROUNDING_ERROR = 0.0001; export class OrderStateUtils { private balanceAndProxyAllowanceLazyStore: BalanceAndProxyAllowanceLazyStore; private orderFilledCancelledLazyStore: OrderFilledCancelledLazyStore; + private static validateIfOrderIsValid(signedOrder: SignedOrder, orderRelevantState: OrderRelevantState): void { + const unavailableTakerTokenAmount = orderRelevantState.cancelledTakerTokenAmount.add( + orderRelevantState.filledTakerTokenAmount, + ); + const availableTakerTokenAmount = signedOrder.takerTokenAmount.minus(unavailableTakerTokenAmount); + if (availableTakerTokenAmount.eq(0)) { + throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero); + } + + if (orderRelevantState.makerBalance.eq(0)) { + throw new Error(ExchangeContractErrs.InsufficientMakerBalance); + } + if (orderRelevantState.makerProxyAllowance.eq(0)) { + throw new Error(ExchangeContractErrs.InsufficientMakerAllowance); + } + if (!signedOrder.makerFee.eq(0)) { + if (orderRelevantState.makerFeeBalance.eq(0)) { + throw new Error(ExchangeContractErrs.InsufficientMakerFeeBalance); + } + if (orderRelevantState.makerFeeProxyAllowance.eq(0)) { + throw new Error(ExchangeContractErrs.InsufficientMakerFeeAllowance); + } + } + const minFillableTakerTokenAmountWithinNoRoundingErrorRange = signedOrder.takerTokenAmount + .dividedBy(ACCEPTABLE_RELATIVE_ROUNDING_ERROR) + .dividedBy(signedOrder.makerTokenAmount); + if (orderRelevantState.remainingFillableTakerTokenAmount + .lessThan(minFillableTakerTokenAmountWithinNoRoundingErrorRange)) { + throw new Error(ExchangeContractErrs.OrderFillRoundingError); + } + } constructor(balanceAndProxyAllowanceLazyStore: BalanceAndProxyAllowanceLazyStore, orderFilledCancelledLazyStore: OrderFilledCancelledLazyStore) { this.balanceAndProxyAllowanceLazyStore = balanceAndProxyAllowanceLazyStore; @@ -33,7 +65,7 @@ export class OrderStateUtils { const orderRelevantState = await this.getOrderRelevantStateAsync(signedOrder); const orderHash = ZeroEx.getOrderHashHex(signedOrder); try { - this.validateIfOrderIsValid(signedOrder, orderRelevantState); + OrderStateUtils.validateIfOrderIsValid(signedOrder, orderRelevantState); const orderState: OrderStateValid = { isValid: true, orderHash, @@ -55,7 +87,7 @@ export class OrderStateUtils { // because JS doesn't support async constructors. // Moreover - it's cached under the hood so it's equivalent to an async constructor. const exchange = (this.orderFilledCancelledLazyStore as any).exchange as ExchangeWrapper; - const zrxTokenAddress = await exchange.getZRXTokenAddressAsync(); + const zrxTokenAddress = exchange.getZRXTokenAddress(); const orderHash = ZeroEx.getOrderHashHex(signedOrder); const makerBalance = await this.balanceAndProxyAllowanceLazyStore.getBalanceAsync( signedOrder.makerTokenAddress, signedOrder.maker, @@ -102,37 +134,4 @@ export class OrderStateUtils { }; return orderRelevantState; } - private validateIfOrderIsValid(signedOrder: SignedOrder, orderRelevantState: OrderRelevantState): void { - const unavailableTakerTokenAmount = orderRelevantState.cancelledTakerTokenAmount.add( - orderRelevantState.filledTakerTokenAmount, - ); - const availableTakerTokenAmount = signedOrder.takerTokenAmount.minus(unavailableTakerTokenAmount); - if (availableTakerTokenAmount.eq(0)) { - throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero); - } - - if (orderRelevantState.makerBalance.eq(0)) { - throw new Error(ExchangeContractErrs.InsufficientMakerBalance); - } - if (orderRelevantState.makerProxyAllowance.eq(0)) { - throw new Error(ExchangeContractErrs.InsufficientMakerAllowance); - } - if (!signedOrder.makerFee.eq(0)) { - if (orderRelevantState.makerFeeBalance.eq(0)) { - throw new Error(ExchangeContractErrs.InsufficientMakerFeeBalance); - } - if (orderRelevantState.makerFeeProxyAllowance.eq(0)) { - throw new Error(ExchangeContractErrs.InsufficientMakerFeeAllowance); - } - } - const minFillableTakerTokenAmountWithinNoRoundingErrorRange = signedOrder.takerTokenAmount - .dividedBy(ACCEPTABLE_RELATIVE_ROUNDING_ERROR) - .dividedBy(signedOrder.makerTokenAmount); - if (orderRelevantState.remainingFillableTakerTokenAmount - .lessThan(minFillableTakerTokenAmountWithinNoRoundingErrorRange)) { - throw new Error(ExchangeContractErrs.OrderFillRoundingError); - } - // TODO Add linear function solver when maker token is ZRX #badass - // Return the max amount that's fillable - } } diff --git a/packages/0x.js/src/utils/order_validation_utils.ts b/packages/0x.js/src/utils/order_validation_utils.ts index ed723e3d4..d514483e0 100644 --- a/packages/0x.js/src/utils/order_validation_utils.ts +++ b/packages/0x.js/src/utils/order_validation_utils.ts @@ -1,16 +1,89 @@ -import * as _ from 'lodash'; import BigNumber from 'bignumber.js'; -import {ExchangeContractErrs, SignedOrder, Order, ZeroExError, TradeSide, TransferType} from '../types'; +import * as _ from 'lodash'; + import {ZeroEx} from '../0x'; -import {TokenWrapper} from '../contract_wrappers/token_wrapper'; import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper'; -import {utils} from '../utils/utils'; +import {TokenWrapper} from '../contract_wrappers/token_wrapper'; +import {ExchangeContractErrs, Order, SignedOrder, TradeSide, TransferType, ZeroExError} from '../types'; import {constants} from '../utils/constants'; +import {utils} from '../utils/utils'; + import {ExchangeTransferSimulator} from './exchange_transfer_simulator'; export class OrderValidationUtils { private tokenWrapper: TokenWrapper; private exchangeWrapper: ExchangeWrapper; + public static validateCancelOrderThrowIfInvalid( + order: Order, cancelTakerTokenAmount: BigNumber, unavailableTakerTokenAmount: BigNumber, + ): void { + if (cancelTakerTokenAmount.eq(0)) { + throw new Error(ExchangeContractErrs.OrderCancelAmountZero); + } + if (order.takerTokenAmount.eq(unavailableTakerTokenAmount)) { + throw new Error(ExchangeContractErrs.OrderAlreadyCancelledOrFilled); + } + const currentUnixTimestampSec = utils.getCurrentUnixTimestampSec(); + if (order.expirationUnixTimestampSec.lessThan(currentUnixTimestampSec)) { + throw new Error(ExchangeContractErrs.OrderCancelExpired); + } + } + public static async validateFillOrderBalancesAllowancesThrowIfInvalidAsync( + exchangeTradeEmulator: ExchangeTransferSimulator, signedOrder: SignedOrder, + fillTakerTokenAmount: BigNumber, senderAddress: string, zrxTokenAddress: string, + ): Promise<void> { + const fillMakerTokenAmount = OrderValidationUtils.getPartialAmount( + fillTakerTokenAmount, + signedOrder.takerTokenAmount, + signedOrder.makerTokenAmount, + ); + await exchangeTradeEmulator.transferFromAsync( + signedOrder.makerTokenAddress, signedOrder.maker, senderAddress, fillMakerTokenAmount, + TradeSide.Maker, TransferType.Trade, + ); + await exchangeTradeEmulator.transferFromAsync( + signedOrder.takerTokenAddress, senderAddress, signedOrder.maker, fillTakerTokenAmount, + TradeSide.Taker, TransferType.Trade, + ); + const makerFeeAmount = OrderValidationUtils.getPartialAmount( + fillTakerTokenAmount, + signedOrder.takerTokenAmount, + signedOrder.makerFee, + ); + await exchangeTradeEmulator.transferFromAsync( + zrxTokenAddress, signedOrder.maker, signedOrder.feeRecipient, makerFeeAmount, TradeSide.Maker, + TransferType.Fee, + ); + const takerFeeAmount = OrderValidationUtils.getPartialAmount( + fillTakerTokenAmount, + signedOrder.takerTokenAmount, + signedOrder.takerFee, + ); + await exchangeTradeEmulator.transferFromAsync( + zrxTokenAddress, senderAddress, signedOrder.feeRecipient, takerFeeAmount, TradeSide.Taker, + TransferType.Fee, + ); + } + private static validateRemainingFillAmountNotZeroOrThrow( + takerTokenAmount: BigNumber, unavailableTakerTokenAmount: BigNumber, + ) { + if (takerTokenAmount.eq(unavailableTakerTokenAmount)) { + throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero); + } + } + private static validateOrderNotExpiredOrThrow(expirationUnixTimestampSec: BigNumber) { + const currentUnixTimestampSec = utils.getCurrentUnixTimestampSec(); + if (expirationUnixTimestampSec.lessThan(currentUnixTimestampSec)) { + throw new Error(ExchangeContractErrs.OrderFillExpired); + } + } + private static getPartialAmount(numerator: BigNumber, denominator: BigNumber, + target: BigNumber): BigNumber { + const fillMakerTokenAmount = numerator + .mul(target) + .div(denominator) + .round(0); + return fillMakerTokenAmount; + } constructor(tokenWrapper: TokenWrapper, exchangeWrapper: ExchangeWrapper) { this.tokenWrapper = tokenWrapper; this.exchangeWrapper = exchangeWrapper; @@ -20,15 +93,15 @@ export class OrderValidationUtils { expectedFillTakerTokenAmount?: BigNumber): Promise<void> { const orderHash = utils.getOrderHashHex(signedOrder); const unavailableTakerTokenAmount = await this.exchangeWrapper.getUnavailableTakerAmountAsync(orderHash); - this.validateRemainingFillAmountNotZeroOrThrow( + OrderValidationUtils.validateRemainingFillAmountNotZeroOrThrow( signedOrder.takerTokenAmount, unavailableTakerTokenAmount, ); - this.validateOrderNotExpiredOrThrow(signedOrder.expirationUnixTimestampSec); + OrderValidationUtils.validateOrderNotExpiredOrThrow(signedOrder.expirationUnixTimestampSec); let fillTakerTokenAmount = signedOrder.takerTokenAmount.minus(unavailableTakerTokenAmount); if (!_.isUndefined(expectedFillTakerTokenAmount)) { fillTakerTokenAmount = expectedFillTakerTokenAmount; } - const fillMakerTokenAmount = this.getPartialAmount( + const fillMakerTokenAmount = OrderValidationUtils.getPartialAmount( fillTakerTokenAmount, signedOrder.takerTokenAmount, signedOrder.makerTokenAmount, @@ -37,7 +110,7 @@ export class OrderValidationUtils { signedOrder.makerTokenAddress, signedOrder.maker, signedOrder.taker, fillMakerTokenAmount, TradeSide.Maker, TransferType.Trade, ); - const makerFeeAmount = this.getPartialAmount( + const makerFeeAmount = OrderValidationUtils.getPartialAmount( fillTakerTokenAmount, signedOrder.takerTokenAmount, signedOrder.makerFee, @@ -59,18 +132,18 @@ export class OrderValidationUtils { throw new Error(ZeroExError.InvalidSignature); } const unavailableTakerTokenAmount = await this.exchangeWrapper.getUnavailableTakerAmountAsync(orderHash); - this.validateRemainingFillAmountNotZeroOrThrow( + OrderValidationUtils.validateRemainingFillAmountNotZeroOrThrow( signedOrder.takerTokenAmount, unavailableTakerTokenAmount, ); if (signedOrder.taker !== constants.NULL_ADDRESS && signedOrder.taker !== takerAddress) { throw new Error(ExchangeContractErrs.TransactionSenderIsNotFillOrderTaker); } - this.validateOrderNotExpiredOrThrow(signedOrder.expirationUnixTimestampSec); + OrderValidationUtils.validateOrderNotExpiredOrThrow(signedOrder.expirationUnixTimestampSec); const remainingTakerTokenAmount = signedOrder.takerTokenAmount.minus(unavailableTakerTokenAmount); const filledTakerTokenAmount = remainingTakerTokenAmount.lessThan(fillTakerTokenAmount) ? remainingTakerTokenAmount : fillTakerTokenAmount; - await this.validateFillOrderBalancesAllowancesThrowIfInvalidAsync( + await OrderValidationUtils.validateFillOrderBalancesAllowancesThrowIfInvalidAsync( exchangeTradeEmulator, signedOrder, filledTakerTokenAmount, takerAddress, zrxTokenAddress, ); @@ -92,75 +165,4 @@ export class OrderValidationUtils { throw new Error(ExchangeContractErrs.InsufficientRemainingFillAmount); } } - public async validateCancelOrderThrowIfInvalidAsync(order: Order, - cancelTakerTokenAmount: BigNumber, - unavailableTakerTokenAmount: BigNumber, - ): Promise<void> { - if (cancelTakerTokenAmount.eq(0)) { - throw new Error(ExchangeContractErrs.OrderCancelAmountZero); - } - if (order.takerTokenAmount.eq(unavailableTakerTokenAmount)) { - throw new Error(ExchangeContractErrs.OrderAlreadyCancelledOrFilled); - } - const currentUnixTimestampSec = utils.getCurrentUnixTimestampSec(); - if (order.expirationUnixTimestampSec.lessThan(currentUnixTimestampSec)) { - throw new Error(ExchangeContractErrs.OrderCancelExpired); - } - } - public async validateFillOrderBalancesAllowancesThrowIfInvalidAsync( - exchangeTradeEmulator: ExchangeTransferSimulator, signedOrder: SignedOrder, - fillTakerTokenAmount: BigNumber, senderAddress: string, zrxTokenAddress: string): Promise<void> { - const fillMakerTokenAmount = this.getPartialAmount( - fillTakerTokenAmount, - signedOrder.takerTokenAmount, - signedOrder.makerTokenAmount, - ); - await exchangeTradeEmulator.transferFromAsync( - signedOrder.makerTokenAddress, signedOrder.maker, senderAddress, fillMakerTokenAmount, - TradeSide.Maker, TransferType.Trade, - ); - await exchangeTradeEmulator.transferFromAsync( - signedOrder.takerTokenAddress, senderAddress, signedOrder.maker, fillTakerTokenAmount, - TradeSide.Taker, TransferType.Trade, - ); - const makerFeeAmount = this.getPartialAmount( - fillTakerTokenAmount, - signedOrder.takerTokenAmount, - signedOrder.makerFee, - ); - await exchangeTradeEmulator.transferFromAsync( - zrxTokenAddress, signedOrder.maker, signedOrder.feeRecipient, makerFeeAmount, TradeSide.Maker, - TransferType.Fee, - ); - const takerFeeAmount = this.getPartialAmount( - fillTakerTokenAmount, - signedOrder.takerTokenAmount, - signedOrder.takerFee, - ); - await exchangeTradeEmulator.transferFromAsync( - zrxTokenAddress, senderAddress, signedOrder.feeRecipient, takerFeeAmount, TradeSide.Taker, - TransferType.Fee, - ); - } - private validateRemainingFillAmountNotZeroOrThrow( - takerTokenAmount: BigNumber, unavailableTakerTokenAmount: BigNumber, - ) { - if (takerTokenAmount.eq(unavailableTakerTokenAmount)) { - throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero); - } - } - private validateOrderNotExpiredOrThrow(expirationUnixTimestampSec: BigNumber) { - const currentUnixTimestampSec = utils.getCurrentUnixTimestampSec(); - if (expirationUnixTimestampSec.lessThan(currentUnixTimestampSec)) { - throw new Error(ExchangeContractErrs.OrderFillExpired); - } - } - private getPartialAmount(numerator: BigNumber, denominator: BigNumber, - target: BigNumber): BigNumber { - const fillMakerTokenAmount = numerator - .mul(target) - .div(denominator) - .round(0); - return fillMakerTokenAmount; - } } diff --git a/packages/0x.js/src/utils/signature_utils.ts b/packages/0x.js/src/utils/signature_utils.ts index d066f8bf0..aaf04e7b0 100644 --- a/packages/0x.js/src/utils/signature_utils.ts +++ b/packages/0x.js/src/utils/signature_utils.ts @@ -1,4 +1,5 @@ import * as ethUtil from 'ethereumjs-util'; + import {ECSignature} from '../types'; export const signatureUtils = { diff --git a/packages/0x.js/src/utils/utils.ts b/packages/0x.js/src/utils/utils.ts index 5370c3b4b..04ae34aac 100644 --- a/packages/0x.js/src/utils/utils.ts +++ b/packages/0x.js/src/utils/utils.ts @@ -1,9 +1,10 @@ -import * as _ from 'lodash'; +import BigNumber from 'bignumber.js'; +import BN = require('bn.js'); import * as ethABI from 'ethereumjs-abi'; import * as ethUtil from 'ethereumjs-util'; +import * as _ from 'lodash'; + import {Order, SignedOrder, SolidityTypes} from '../types'; -import BigNumber from 'bignumber.js'; -import BN = require('bn.js'); export const utils = { /** diff --git a/packages/0x.js/src/web3_wrapper.ts b/packages/0x.js/src/web3_wrapper.ts index 7bd8ea093..a031de486 100644 --- a/packages/0x.js/src/web3_wrapper.ts +++ b/packages/0x.js/src/web3_wrapper.ts @@ -1,9 +1,10 @@ -import * as _ from 'lodash'; -import * as Web3 from 'web3'; import BigNumber from 'bignumber.js'; import promisify = require('es6-promisify'); -import {ZeroExError, Artifact, TransactionReceipt} from './types'; +import * as _ from 'lodash'; +import * as Web3 from 'web3'; + import {Contract} from './contract'; +import {Artifact, ArtifactContractName, TransactionReceipt, ZeroExError} from './types'; interface RawLogEntry { logIndex: string|null; @@ -16,12 +17,21 @@ interface RawLogEntry { topics: string[]; } +const CONTRACT_NAME_TO_NOT_FOUND_ERROR: {[contractName: string]: ZeroExError} = { + ZRX: ZeroExError.ZRXContractDoesNotExist, + EtherToken: ZeroExError.EtherTokenContractDoesNotExist, + Token: ZeroExError.TokenContractDoesNotExist, + TokenRegistry: ZeroExError.TokenRegistryContractDoesNotExist, + TokenTransferProxy: ZeroExError.TokenTransferProxyContractDoesNotExist, + Exchange: ZeroExError.ExchangeContractDoesNotExist, +}; + export class Web3Wrapper { private web3: Web3; + private networkId: number; private defaults: Partial<Web3.TxData>; - private networkIdIfExists?: number; private jsonRpcRequestId: number; - constructor(provider: Web3.Provider, defaults?: Partial<Web3.TxData>) { + constructor(provider: Web3.Provider, networkId: number, defaults?: Partial<Web3.TxData>) { if (_.isUndefined((provider as any).sendAsync)) { // Web3@1.0 provider doesn't support synchronous http requests, // so it only has an async `send` method, instead of a `send` and `sendAsync` in web3@0.x.x` @@ -29,12 +39,13 @@ export class Web3Wrapper { (provider as any).sendAsync = (provider as any).send; } this.web3 = new Web3(); + this.networkId = networkId; this.web3.setProvider(provider); this.defaults = defaults || {}; this.jsonRpcRequestId = 0; } - public setProvider(provider: Web3.Provider) { - delete this.networkIdIfExists; + public setProvider(provider: Web3.Provider, networkId: number) { + this.networkId = networkId; this.web3.setProvider(provider); } public isAddress(address: string): boolean { @@ -58,37 +69,24 @@ export class Web3Wrapper { public getCurrentProvider(): Web3.Provider { return this.web3.currentProvider; } - public async getNetworkIdIfExistsAsync(): Promise<number|undefined> { - if (!_.isUndefined(this.networkIdIfExists)) { - return this.networkIdIfExists; - } - - try { - const networkId = await this.getNetworkAsync(); - this.networkIdIfExists = Number(networkId); - return this.networkIdIfExists; - } catch (err) { - return undefined; - } + public getNetworkId(): number { + return this.networkId; } public async getContractInstanceFromArtifactAsync<A extends Web3.ContractInstance>(artifact: Artifact, address?: string): Promise<A> { let contractAddress: string; if (_.isUndefined(address)) { - const networkIdIfExists = await this.getNetworkIdIfExistsAsync(); - if (_.isUndefined(networkIdIfExists)) { - throw new Error(ZeroExError.NoNetworkId); - } - if (_.isUndefined(artifact.networks[networkIdIfExists])) { + const networkId = this.getNetworkId(); + if (_.isUndefined(artifact.networks[networkId])) { throw new Error(ZeroExError.ContractNotDeployedOnNetwork); } - contractAddress = artifact.networks[networkIdIfExists].address.toLowerCase(); + contractAddress = artifact.networks[networkId].address.toLowerCase(); } else { contractAddress = address; } const doesContractExist = await this.doesContractExistAtAddressAsync(contractAddress); if (!doesContractExist) { - throw new Error(ZeroExError.ContractDoesNotExist); + throw new Error(CONTRACT_NAME_TO_NOT_FOUND_ERROR[artifact.contract_name]); } const contractInstance = this.getContractInstance<A>( artifact.abi, contractAddress, |