@ukbhra/common-utils/dist/objectUtil.js

A collection of reusable utility functions for string, object, validation, and general operations in Node.js projects.

export const deepClone = (obj) => JSON.parse(JSON.stringify(obj));
export const isEmptyObject = (obj) => Object.keys(obj).length === 0;
export const groupBy = (arr, keyFn) => arr.reduce((acc, item) => {
    const key = keyFn(item);
    (acc[key] || (acc[key] = [])).push(item);
    return acc;
}, {});
export const uniq = (arr) => Array.from(new Set(arr));
export const flatten = (arr) => arr.reduce((flat, toFlatten) => flat.concat(Array.isArray(toFlatten) ? flatten(toFlatten) : toFlatten), []);
// Merge two objects deeply
export const deepMerge = (target, source) => {
    for (const key in source) {
        if (source[key] &&
            typeof source[key] === 'object' &&
            !Array.isArray(source[key])) {
            target[key] = deepMerge(target[key] || {}, source[key]);
        }
        else {
            target[key] = source[key];
        }
    }
    return target;
};
// Remove keys from object
export const omit = (obj, keys) => {
    const clone = { ...obj };
    for (const key of keys) {
        delete clone[key];
    }
    return clone;
};
// Pick keys from object
export const pick = (obj, keys) => {
    const result = {};
    for (const key of keys) {
        if (key in obj) {
            result[key] = obj[key];
        }
    }
    return result;
};
// Check if value is plain object
export const isPlainObject = (val) => val !== null && typeof val === 'object' && val.constructor === Object;
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