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Diffstat (limited to 'src/utils/utils.ts')
-rw-r--r-- | src/utils/utils.ts | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/src/utils/utils.ts b/src/utils/utils.ts deleted file mode 100644 index 280f3e979..000000000 --- a/src/utils/utils.ts +++ /dev/null @@ -1,55 +0,0 @@ -import * as _ from 'lodash'; -import * as ethABI from 'ethereumjs-abi'; -import * as ethUtil from 'ethereumjs-util'; -import {Order, SignedOrder, SolidityTypes} from '../types'; -import BigNumber from 'bignumber.js'; -import BN = require('bn.js'); - -export const utils = { - /** - * Converts BigNumber instance to BN - * The only reason we convert to BN is to remain compatible with `ethABI. soliditySHA3` that - * expects values of Solidity type `uint` to be passed as type `BN`. - * We do not use BN anywhere else in the codebase. - */ - bigNumberToBN(value: BigNumber) { - return new BN(value.toString(), 10); - }, - consoleLog(message: string): void { - // tslint:disable-next-line: no-console - console.log(message); - }, - isParityNode(nodeVersion: string): boolean { - return _.includes(nodeVersion, 'Parity'); - }, - isTestRpc(nodeVersion: string): boolean { - return _.includes(nodeVersion, 'TestRPC'); - }, - spawnSwitchErr(name: string, value: any): Error { - return new Error(`Unexpected switch value: ${value} encountered for ${name}`); - }, - getOrderHashHex(order: Order|SignedOrder): string { - const orderParts = [ - {value: order.exchangeContractAddress, type: SolidityTypes.Address}, - {value: order.maker, type: SolidityTypes.Address}, - {value: order.taker, type: SolidityTypes.Address}, - {value: order.makerTokenAddress, type: SolidityTypes.Address}, - {value: order.takerTokenAddress, type: SolidityTypes.Address}, - {value: order.feeRecipient, type: SolidityTypes.Address}, - {value: utils.bigNumberToBN(order.makerTokenAmount), type: SolidityTypes.Uint256}, - {value: utils.bigNumberToBN(order.takerTokenAmount), type: SolidityTypes.Uint256}, - {value: utils.bigNumberToBN(order.makerFee), type: SolidityTypes.Uint256}, - {value: utils.bigNumberToBN(order.takerFee), type: SolidityTypes.Uint256}, - {value: utils.bigNumberToBN(order.expirationUnixTimestampSec), type: SolidityTypes.Uint256}, - {value: utils.bigNumberToBN(order.salt), type: SolidityTypes.Uint256}, - ]; - const types = _.map(orderParts, o => o.type); - const values = _.map(orderParts, o => o.value); - const hashBuff = ethABI.soliditySHA3(types, values); - const hashHex = ethUtil.bufferToHex(hashBuff); - return hashHex; - }, - getCurrentUnixTimestamp(): BigNumber { - return new BigNumber(Date.now() / 1000); - }, -}; |