diff options
Diffstat (limited to 'packages/connect/src/utils/type_converters.ts')
-rw-r--r-- | packages/connect/src/utils/type_converters.ts | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/packages/connect/src/utils/type_converters.ts b/packages/connect/src/utils/type_converters.ts index ccbc40677..ad27e0b97 100644 --- a/packages/connect/src/utils/type_converters.ts +++ b/packages/connect/src/utils/type_converters.ts @@ -1,15 +1,17 @@ import { BigNumber } from 'bignumber.js'; import * as _ from 'lodash'; -// TODO: convert all of these to non-mutating, pure functions export const typeConverters = { - convertOrderbookStringFieldsToBigNumber(orderbook: object): void { - _.each(orderbook, (orders: object[]) => { - _.each(orders, (order: object) => this.convertOrderStringFieldsToBigNumber(order)); - }); + convertOrderbookStringFieldsToBigNumber(orderbook: any): any { + const bids = _.get(orderbook, 'bids', []); + const asks = _.get(orderbook, 'asks', []); + return { + bids: bids.map((order: any) => this.convertOrderStringFieldsToBigNumber(order)), + asks: asks.map((order: any) => this.convertOrderStringFieldsToBigNumber(order)), + }; }, - convertOrderStringFieldsToBigNumber(order: object): void { - this.convertStringsFieldsToBigNumbers(order, [ + convertOrderStringFieldsToBigNumber(order: any): any { + return this.convertStringsFieldsToBigNumbers(order, [ 'makerTokenAmount', 'takerTokenAmount', 'makerFee', @@ -18,9 +20,11 @@ export const typeConverters = { 'salt', ]); }, - convertStringsFieldsToBigNumbers(obj: object, fields: string[]): void { + convertStringsFieldsToBigNumbers(obj: any, fields: string[]): any { + const result = _.assign({}, obj); _.each(fields, field => { - _.update(obj, field, (value: string) => new BigNumber(value)); + _.update(result, field, (value: string) => new BigNumber(value)); }); + return result; }, }; |