typescript-immutable-utils/es/index.js

Type-safe immutability helpers for simple objects and arrays

export * from './arrays';
export * from './objects';
export * from './dicts';
import { mapValues as mapDictValues } from './dicts';
import { mapValues as mapMapValues } from './maps';
export function mapValues(dictOrMap, map) {
    return dictOrMap instanceof Map
        ? mapMapValues(dictOrMap, map)
        : mapDictValues(dictOrMap, map);
}