import { assert as sharedAssert } from '@0xproject/assert'; // We need those two unused imports because they're actually used by sharedAssert which gets injected here // tslint:disable-next-line:no-unused-variable import { Schema } from '@0xproject/json-schemas'; // tslint:disable-next-line:no-unused-variable import { ECSignature } from '@0xproject/types'; import { BigNumber } from '@0xproject/utils'; import { Web3Wrapper } from '@0xproject/web3-wrapper'; import * as _ from 'lodash'; import { isValidSignature } from './signature_utils'; export const assert = { ...sharedAssert, async isSenderAddressAsync( variableName: string, senderAddressHex: string, web3Wrapper: Web3Wrapper, ): Promise { sharedAssert.isETHAddressHex(variableName, senderAddressHex); const isSenderAddressAvailable = await web3Wrapper.isSenderAddressAvailableAsync(senderAddressHex); sharedAssert.assert( isSenderAddressAvailable, `Specified ${variableName} ${senderAddressHex} isn't available through the supplied web3 provider`, ); }, };