@newdash/newdash/.internal/copyObject.js

javascript/typescript utility library

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const assignValue_1 = __importDefault(require("./assignValue"));
const baseAssignValue_1 = __importDefault(require("./baseAssignValue"));
/**
 * Copies properties of `source` to `object`.
 *
 * @private
 * @param source The object to copy properties from.
 * @param props The property identifiers to copy.
 * @param object The object to copy properties to.
 * @param customizer The function to customize copied values.
 * @returns Returns `object`.
 */
function copyObject(source, props, object, customizer) {
    var isNew = !object;
    object || (object = {});
    var index = -1, length = props.length;
    while (++index < length) {
        var key = props[index];
        var newValue = customizer
            ? customizer(object[key], source[key], key, object, source)
            : undefined;
        if (newValue === undefined) {
            newValue = source[key];
        }
        if (isNew) {
            (0, baseAssignValue_1.default)(object, key, newValue);
        }
        else {
            (0, assignValue_1.default)(object, key, newValue);
        }
    }
    return object;
}
exports.default = copyObject;