@darwish/utils-core/lib/dlv/index.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/* eslint-disable no-param-reassign */
var utils_is_1 = require("@darwish/utils-is");
/**
 * @description Get value from object by path.
 * @test ✅Tested (已通过测试放心使用)
 * @param obj The object to query.
 * @param key The key of the property to get.
 * @param def The default value.
 * @param p The index of the key.
 * @param undef The undefined value.
 */
function dlv(obj, key, def, p, undef) {
    if (!(0, utils_is_1.isObject)(obj)) {
        if (utils_is_1.isDev) {
            console.error('obj is not an object');
        }
        return obj;
    }
    var keys = [];
    if ((0, utils_is_1.isString)(key)) {
        keys = key.split ? key.split('.') : [];
    }
    else if ((0, utils_is_1.isArray)(key)) {
        keys = key;
    }
    var data = Object.assign({}, obj);
    for (p = 0; p < keys.length; p++) {
        var findKey = keys[p];
        data = (0, utils_is_1.isObject)(data) && findKey in data ? data[findKey] : undef;
    }
    if (data === undef) {
        // not exist with default function
        if ((0, utils_is_1.isFunction)(def)) {
            // not exist with default function and context
            return def.call(obj);
        }
        return def;
    }
    return data;
}
exports.default = dlv;