@openhps/core
Version:
Open Hybrid Positioning System - Core component
41 lines • 1.29 kB
JavaScript
const cloneDeep = require('lodash.clonedeep'); // eslint-disable-line
export { cloneDeep };
/**
* Check if something is an object
* @param {any} item Item to check for object
* @returns {boolean} Is an object
*/
export function isObject(item) {
return item && typeof item === 'object' && !Array.isArray(item);
}
/**
* Deep merge objects
* @param {any} target Target object
* @param {any} source Source object
* @returns {any} Merged object
*/
export function mergeDeep(target, source) {
const output = cloneDeep(target);
if (isObject(target) && isObject(source)) {
Object.keys(source).forEach(key => {
if (Array.isArray(source[key])) {
output[key] = source[key];
const targetProperty = target[key] !== undefined ? Array.isArray(target[key]) ? target[key] : [target[key]] : [];
output[key].push(...targetProperty.filter(val => !source[key].includes(val)));
} else if (isObject(source[key])) {
if (!(key in target)) Object.assign(output, {
[key]: source[key]
});else output[key] = mergeDeep(target[key], source[key]);
} else {
Object.assign(output, {
[key]: source[key]
});
}
});
}
return output;
}
export const SerializationUtils = {
cloneDeep,
mergeDeep
};