framework-entersol-web
Version:
Framework based on bootstrap 5
52 lines (47 loc) • 1.48 kB
JavaScript
/**
* Simple object check.
* @param item
* @returns {boolean}
*/
function isObject(item) {
return (item && typeof item === 'object' && !Array.isArray(item));
}
/**
*
* @param {Object} target Object to be merged
* @param {Function} mutation callback which goings to be used for the mutation
* @param {Array<String>} ommit object keys to ommit into the cicle
* @param {String} parentKey unique for recursive
* @returns
*/
export const mergeWithMutation = (target, mutation, ommit = [], parentKey = '') => {
for (const key in target) {
if (!ommit.includes(key) && typeof target[key] === 'object') {
const keyFixed = Array.isArray(target) ? parentKey + '.' + key : key;
const merge = mutation(keyFixed, target[key]);
if (merge) deepMerge(target[key], merge);
mergeWithMutation(target[key], mutation, ommit, key);
}
}
return target;
}
/**
* Deep merge two objects.
* @param target
* @param ...sources
*/
export default function deepMerge(target, ...sources) {
if (!sources.length) return target;
const source = sources.shift();
if (isObject(target) && isObject(source)) {
for (const key in source) {
if (isObject(source[key])) {
if (!target[key]) Object.assign(target, { [key]: {} });
deepMerge(target[key], source[key]);
} else if (typeof source[key] !== 'undefined') {
Object.assign(target, { [key]: source[key] });
}
}
}
return deepMerge(target, ...sources);
}