x-js-utils/lib/object/deepMerge.js

js工具包

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var deepClone_1 = require("./deepClone");
// JS对象深度合并
function deepMerge(target, source) {
    if (target === void 0) { target = {}; }
    if (source === void 0) { source = {}; }
    target = (0, deepClone_1.default)(target);
    if (typeof target !== 'object' || typeof source !== 'object')
        return null;
    for (var prop in source) {
        if (!source.hasOwnProperty(prop))
            continue;
        if (prop in target) {
            if (typeof target[prop] !== 'object') {
                target[prop] = source[prop];
            }
            else {
                if (typeof source[prop] !== 'object') {
                    target[prop] = source[prop];
                }
                else {
                    if (target[prop].concat && source[prop].concat) {
                        target[prop] = target[prop].concat(source[prop]);
                    }
                    else {
                        target[prop] = deepMerge(target[prop], source[prop]);
                    }
                }
            }
        }
        else {
            target[prop] = source[prop];
        }
    }
    return target;
}
exports.default = deepMerge;