transmutable/lib/copyDeep.js

immutable objects that pretend to be mutable

'use strict';

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

module.exports = function copyDeep(value) {
    if (Array.isArray(value)) {
        return value.map(copyDeep);
    }
    if (value && (typeof value === 'undefined' ? 'undefined' : _typeof(value)) == 'object') {
        var copy = {};
        for (var k in value) {
            copy[k] = copyDeep(value[k]);
        }
        return copy;
    }
    return value;
};