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-rw-r--r--packages/order-utils/src/index.ts3
-rw-r--r--packages/order-utils/src/parsing_utils.ts27
2 files changed, 29 insertions, 1 deletions
diff --git a/packages/order-utils/src/index.ts b/packages/order-utils/src/index.ts
index 354299304..e727b3ef7 100644
--- a/packages/order-utils/src/index.ts
+++ b/packages/order-utils/src/index.ts
@@ -6,6 +6,7 @@ export { eip712Utils } from './eip712_utils';
export { marketUtils } from './market_utils';
export { rateUtils } from './rate_utils';
export { sortingUtils } from './sorting_utils';
+export { orderParsingUtils } from './parsing_utils';
export { OrderStateUtils } from './order_state_utils';
export { AbstractBalanceAndProxyAllowanceFetcher } from './abstract/abstract_balance_and_proxy_allowance_fetcher';
@@ -45,4 +46,4 @@ export {
FindOrdersThatCoverMakerAssetFillAmountOpts,
FeeOrdersAndRemainingFeeAmount,
OrdersAndRemainingFillAmount,
-} from './types';
+} from './types'; \ No newline at end of file
diff --git a/packages/order-utils/src/parsing_utils.ts b/packages/order-utils/src/parsing_utils.ts
new file mode 100644
index 000000000..73841c1a2
--- /dev/null
+++ b/packages/order-utils/src/parsing_utils.ts
@@ -0,0 +1,27 @@
+import { BigNumber } from '@0xproject/utils';
+import * as _ from 'lodash';
+
+export const orderParsingUtils = {
+ convertStringsFieldsToBigNumbers(obj: any, fields: string[]): any {
+ const result = _.assign({}, obj);
+ _.each(fields, field => {
+ _.update(result, field, (value: string) => {
+ if (_.isUndefined(value)) {
+ throw new Error(`Could not find field '${field}' while converting string fields to BigNumber.`);
+ }
+ return new BigNumber(value);
+ });
+ });
+ return result;
+ },
+ convertOrderStringFieldsToBigNumber(order: any): any {
+ return orderParsingUtils.convertStringsFieldsToBigNumbers(order, [
+ 'makerAssetAmount',
+ 'takerAssetAmount',
+ 'makerFee',
+ 'takerFee',
+ 'expirationTimeSeconds',
+ 'salt',
+ ]);
+ }
+} \ No newline at end of file