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-rw-r--r--packages/0x.js/src/utils/assert.ts35
-rw-r--r--packages/0x.js/src/utils/constants.ts1
-rw-r--r--packages/0x.js/src/utils/order_validation_utils.ts7
-rw-r--r--packages/0x.js/src/utils/signature_utils.ts45
-rw-r--r--packages/0x.js/src/utils/utils.ts50
5 files changed, 4 insertions, 134 deletions
diff --git a/packages/0x.js/src/utils/assert.ts b/packages/0x.js/src/utils/assert.ts
deleted file mode 100644
index 5e8004cd0..000000000
--- a/packages/0x.js/src/utils/assert.ts
+++ /dev/null
@@ -1,35 +0,0 @@
-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');
- },
-};
diff --git a/packages/0x.js/src/utils/constants.ts b/packages/0x.js/src/utils/constants.ts
index 06beec8e2..07da6745d 100644
--- a/packages/0x.js/src/utils/constants.ts
+++ b/packages/0x.js/src/utils/constants.ts
@@ -3,7 +3,6 @@ import { BigNumber } from '@0xproject/utils';
export const constants = {
NULL_ADDRESS: '0x0000000000000000000000000000000000000000',
TESTRPC_NETWORK_ID: 50,
- MAX_DIGITS_IN_UNSIGNED_256_INT: 78,
INVALID_JUMP_PATTERN: 'invalid JUMP at',
OUT_OF_GAS_PATTERN: 'out of gas',
INVALID_TAKER_FORMAT: 'instance.taker is not of a type(s) string',
diff --git a/packages/0x.js/src/utils/order_validation_utils.ts b/packages/0x.js/src/utils/order_validation_utils.ts
index b320a3e92..a13c3dc04 100644
--- a/packages/0x.js/src/utils/order_validation_utils.ts
+++ b/packages/0x.js/src/utils/order_validation_utils.ts
@@ -1,3 +1,4 @@
+import { getOrderHashHex, OrderError } from '@0xproject/order-utils';
import { Order, SignedOrder } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import * as _ from 'lodash';
@@ -113,7 +114,7 @@ export class OrderValidationUtils {
zrxTokenAddress: string,
expectedFillTakerTokenAmount?: BigNumber,
): Promise<void> {
- const orderHash = utils.getOrderHashHex(signedOrder);
+ const orderHash = getOrderHashHex(signedOrder);
const unavailableTakerTokenAmount = await this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
OrderValidationUtils._validateRemainingFillAmountNotZeroOrThrow(
signedOrder.takerTokenAmount,
@@ -142,9 +143,9 @@ export class OrderValidationUtils {
if (fillTakerTokenAmount.eq(0)) {
throw new Error(ExchangeContractErrs.OrderFillAmountZero);
}
- const orderHash = utils.getOrderHashHex(signedOrder);
+ const orderHash = getOrderHashHex(signedOrder);
if (!ZeroEx.isValidSignature(orderHash, signedOrder.ecSignature, signedOrder.maker)) {
- throw new Error(ZeroExError.InvalidSignature);
+ throw new Error(OrderError.InvalidSignature);
}
const unavailableTakerTokenAmount = await this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
OrderValidationUtils._validateRemainingFillAmountNotZeroOrThrow(
diff --git a/packages/0x.js/src/utils/signature_utils.ts b/packages/0x.js/src/utils/signature_utils.ts
deleted file mode 100644
index 46f167339..000000000
--- a/packages/0x.js/src/utils/signature_utils.ts
+++ /dev/null
@@ -1,45 +0,0 @@
-import { ECSignature } from '@0xproject/types';
-import * as ethUtil from 'ethereumjs-util';
-
-export const signatureUtils = {
- isValidSignature(data: string, signature: ECSignature, signerAddress: string): boolean {
- const dataBuff = ethUtil.toBuffer(data);
- const msgHashBuff = ethUtil.hashPersonalMessage(dataBuff);
- try {
- const pubKey = ethUtil.ecrecover(
- msgHashBuff,
- signature.v,
- ethUtil.toBuffer(signature.r),
- ethUtil.toBuffer(signature.s),
- );
- const retrievedAddress = ethUtil.bufferToHex(ethUtil.pubToAddress(pubKey));
- return retrievedAddress === signerAddress;
- } catch (err) {
- return false;
- }
- },
- parseSignatureHexAsVRS(signatureHex: string): ECSignature {
- const signatureBuffer = ethUtil.toBuffer(signatureHex);
- let v = signatureBuffer[0];
- if (v < 27) {
- v += 27;
- }
- const r = signatureBuffer.slice(1, 33);
- const s = signatureBuffer.slice(33, 65);
- const ecSignature: ECSignature = {
- v,
- r: ethUtil.bufferToHex(r),
- s: ethUtil.bufferToHex(s),
- };
- return ecSignature;
- },
- parseSignatureHexAsRSV(signatureHex: string): ECSignature {
- const { v, r, s } = ethUtil.fromRpcSig(signatureHex);
- const ecSignature: ECSignature = {
- v,
- r: ethUtil.bufferToHex(r),
- s: ethUtil.bufferToHex(s),
- };
- return ecSignature;
- },
-};
diff --git a/packages/0x.js/src/utils/utils.ts b/packages/0x.js/src/utils/utils.ts
index c8bcd907e..af1125632 100644
--- a/packages/0x.js/src/utils/utils.ts
+++ b/packages/0x.js/src/utils/utils.ts
@@ -1,59 +1,9 @@
-import { Order, SignedOrder, SolidityTypes } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
-import BN = require('bn.js');
-import * as ethABI from 'ethereumjs-abi';
-import * as ethUtil from 'ethereumjs-util';
-import * as _ from 'lodash';
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);
- },
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;
- },
getCurrentUnixTimestampSec(): BigNumber {
return new BigNumber(Date.now() / 1000).round();
},
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-26 05:38:22 +0800