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-rw-r--r--packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts35
1 files changed, 25 insertions, 10 deletions
diff --git a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
index bcaedab55..830b3b117 100644
--- a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
@@ -55,7 +55,7 @@ interface ExchangeContractErrCodesToMsgs {
*/
export class ExchangeWrapper extends ContractWrapper {
private _exchangeContractIfExists?: ExchangeContract;
- private _orderValidationUtils: OrderValidationUtils;
+ private _orderValidationUtilsIfExists?: OrderValidationUtils;
private _tokenWrapper: TokenWrapper;
private _exchangeContractErrCodesToMsg: ExchangeContractErrCodesToMsgs = {
[ExchangeContractErrCodes.ERROR_FILL_EXPIRED]: ExchangeContractErrs.OrderFillExpired,
@@ -76,7 +76,6 @@ export class ExchangeWrapper extends ContractWrapper {
) {
super(web3Wrapper, networkId);
this._tokenWrapper = tokenWrapper;
- this._orderValidationUtils = new OrderValidationUtils(this);
this._contractAddressIfExists = contractAddressIfExists;
this._zrxContractAddressIfExists = zrxContractAddressIfExists;
}
@@ -183,7 +182,8 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
- await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
+ await orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
signedOrder,
fillTakerTokenAmount,
@@ -262,8 +262,9 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
for (const signedOrder of signedOrders) {
- const singleFilledTakerTokenAmount = await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
+ const singleFilledTakerTokenAmount = await orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
signedOrder,
fillTakerTokenAmount.minus(filledTakerTokenAmount),
@@ -359,8 +360,9 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
for (const orderFillRequest of orderFillRequests) {
- await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
+ await orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
orderFillRequest.signedOrder,
orderFillRequest.takerTokenFillAmount,
@@ -439,7 +441,8 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
- await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
+ await orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
signedOrder,
fillTakerTokenAmount,
@@ -505,8 +508,9 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
for (const orderFillRequest of orderFillRequests) {
- await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
+ await orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
orderFillRequest.signedOrder,
orderFillRequest.takerTokenFillAmount,
@@ -759,7 +763,8 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
- await this._orderValidationUtils.validateOrderFillableOrThrowAsync(
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
+ await orderValidationUtils.validateOrderFillableOrThrowAsync(
exchangeTradeEmulator,
signedOrder,
zrxTokenAddress,
@@ -789,7 +794,8 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
- await this._orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
+ await orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
signedOrder,
fillTakerTokenAmount,
@@ -840,7 +846,8 @@ export class ExchangeWrapper extends ContractWrapper {
BlockParamLiteral.Latest,
);
const exchangeTradeEmulator = new ExchangeTransferSimulator(balanceAndProxyAllowanceLazyStore);
- await this._orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
+ const orderValidationUtils = await this._getOrderValidationUtilsAsync();
+ await orderValidationUtils.validateFillOrKillOrderThrowIfInvalidAsync(
exchangeTradeEmulator,
signedOrder,
fillTakerTokenAmount,
@@ -950,6 +957,14 @@ export class ExchangeWrapper extends ContractWrapper {
const orderHashHex = await exchangeInstance.getOrderHash.callAsync(orderAddresses, orderValues);
return orderHashHex;
}
+ private async _getOrderValidationUtilsAsync(): Promise<OrderValidationUtils> {
+ if (!_.isUndefined(this._orderValidationUtilsIfExists)) {
+ return this._orderValidationUtilsIfExists;
+ }
+ const exchangeContract = await this._getExchangeContractAsync();
+ const orderValidationUtils = new OrderValidationUtils(exchangeContract);
+ return orderValidationUtils;
+ }
// tslint:enable:no-unused-variable
private async _getExchangeContractAsync(): Promise<ExchangeContract> {
if (!_.isUndefined(this._exchangeContractIfExists)) {