87f4189e93
* replace TSLint with ESLint in contracts-utils * also contracts/treasury * also do test-utils * yarn fix * fix stuff yarn fix could not fix * eslint erc20 contracts folder too * changelogs * actually zeroex was a different pr * PR #589 in changelogs * whitespace * prettier
25 lines
834 B
TypeScript
25 lines
834 B
TypeScript
import * as _ from 'lodash';
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/**
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* _.zip() that clips to the shortest array.
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*/
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export function shortZip<T1, T2>(a: T1[], b: T2[]): Array<[T1, T2]> {
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const minLength = Math.min(a.length, b.length);
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return _.zip(a.slice(0, minLength), b.slice(0, minLength)) as Array<[T1, T2]>;
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}
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/**
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* Replaces the keys in a deeply nested object. Adapted from https://stackoverflow.com/a/39126851
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*/
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export function replaceKeysDeep(
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obj: Record<string, unknown>,
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mapKeys: (key: string) => string | void,
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): _.Dictionary<Record<string, unknown>> {
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return _.transform(obj, (result, value, key) => {
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const currentKey = mapKeys(key) || key;
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result[currentKey] = _.isObject(value)
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? replaceKeysDeep(value as Record<string, unknown>, mapKeys)
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: (value as Record<string, unknown>);
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});
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}
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