@newdash/newdash/.internal/baseMerge.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 Stack_1 = __importDefault(require("./Stack"));
const assignMergeValue_1 = __importDefault(require("./assignMergeValue"));
const baseFor_1 = __importDefault(require("./baseFor"));
const baseMergeDeep_1 = __importDefault(require("./baseMergeDeep"));
const isObject_1 = __importDefault(require("../isObject"));
const keysIn_1 = __importDefault(require("../keysIn"));
const safeGet_1 = __importDefault(require("./safeGet"));
/**
 * The base implementation of `merge` without support for multiple sources.
 *
 * @private
 * @param {Object} object The destination object.
 * @param {Object} source The source object.
 * @param {number} srcIndex The index of `source`.
 * @param {Function} [customizer] The function to customize merged values.
 * @param {Object} [stack] Tracks traversed source values and their merged
 *  counterparts.
 */
function baseMerge(object, source, srcIndex, customizer, stack) {
    if (object === source) {
        return;
    }
    (0, baseFor_1.default)(source, function (srcValue, key) {
        stack || (stack = new Stack_1.default);
        if ((0, isObject_1.default)(srcValue)) {
            (0, baseMergeDeep_1.default)(object, source, key, srcIndex, baseMerge, customizer, stack);
        }
        else {
            var newValue = customizer
                ? customizer((0, safeGet_1.default)(object, key), srcValue, (key + ''), object, source, stack)
                : undefined;
            if (newValue === undefined) {
                newValue = srcValue;
            }
            (0, assignMergeValue_1.default)(object, key, newValue);
        }
    }, keysIn_1.default);
}
exports.default = baseMerge;