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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 { signatureUtils } from '../utils/signature_utils';
export const assert = {
...sharedAssert,
isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
const isValidSignature = signatureUtils.isValidSignature(orderHash, ecSignature, signerAddress);
this.assert(isValidSignature, `Expected order with hash '${orderHash}' to have a valid signature`);
},
async isSenderAddressAsync(
variableName: string,
senderAddressHex: string,
web3Wrapper: Web3Wrapper,
): Promise<void> {
sharedAssert.isETHAddressHex(variableName, senderAddressHex);
const isSenderAddressAvailable = await web3Wrapper.isSenderAddressAvailableAsync(senderAddressHex);
sharedAssert.assert(
isSenderAddressAvailable,
`Specified ${variableName} ${senderAddressHex} isn't available through the supplied web3 provider`,
);
},
async isUserAddressAvailableAsync(web3Wrapper: Web3Wrapper): Promise<void> {
const availableAddresses = await web3Wrapper.getAvailableAddressesAsync();
this.assert(!_.isEmpty(availableAddresses), 'No addresses were available on the provided web3 provider');
},
};
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