hd-utils/lib/utils/object/getSmallestArrInObj.js

A handy utils for modern JS developers

/**
 * @description will return the smallest array in record or object
 * @example getSmallestArrInObj({a:[1,2,3], b:[1,2,3,4,5]}) => {a:[1,2,3]}
 */
export default function getSmallestArrInObj(obj) {
    let smallest = {};
    let smallestLength = 0;
    let i = 0;
    for (const key in obj) {
        const val = obj[key];
        if (i === 0) {
            smallest = {
                [key]: val
            };
            smallestLength = val.length;
        }
        else {
            if (val.length < smallestLength) {
                smallestLength = val.length;
                smallest = {
                    [key]: val
                };
            }
        }
        i++;
    }
    return smallest;
}