import { DataItem } from '@0xproject/types'; import * as _ from 'lodash'; // tslint:disable-next-line:completed-docs export function formatABIDataItem(abi: DataItem, value: any, formatter: (type: string, value: any) => any): any { const trailingArrayRegex = /\[\d*\]$/; if (abi.type.match(trailingArrayRegex)) { const arrayItemType = abi.type.replace(trailingArrayRegex, ''); return _.map(value, val => { const arrayItemAbi = { ...abi, type: arrayItemType, }; return formatABIDataItem(arrayItemAbi, val, formatter); }); } else if (abi.type === 'tuple') { const formattedTuple: { [componentName: string]: DataItem } = {}; _.forEach(abi.components, componentABI => { formattedTuple[componentABI.name] = formatABIDataItem(componentABI, value[componentABI.name], formatter); }); return formattedTuple; } else { return formatter(abi.type, value); } }