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117 lines
4.4 KiB
117 lines
4.4 KiB
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
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function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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import { isObject } from './inspect'; // --- Static ---
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export var assign = function assign() {
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return Object.assign.apply(Object, arguments);
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};
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export var create = function create(proto, optionalProps) {
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return Object.create(proto, optionalProps);
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};
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export var defineProperties = function defineProperties(obj, props) {
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return Object.defineProperties(obj, props);
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};
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export var defineProperty = function defineProperty(obj, prop, descriptor) {
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return Object.defineProperty(obj, prop, descriptor);
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};
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export var freeze = function freeze(obj) {
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return Object.freeze(obj);
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};
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export var getOwnPropertyNames = function getOwnPropertyNames(obj) {
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return Object.getOwnPropertyNames(obj);
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};
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export var getOwnPropertyDescriptor = function getOwnPropertyDescriptor(obj, prop) {
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return Object.getOwnPropertyDescriptor(obj, prop);
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};
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export var getOwnPropertySymbols = function getOwnPropertySymbols(obj) {
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return Object.getOwnPropertySymbols(obj);
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};
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export var getPrototypeOf = function getPrototypeOf(obj) {
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return Object.getPrototypeOf(obj);
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};
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export var is = function is(value1, value2) {
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return Object.is(value1, value2);
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};
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export var isFrozen = function isFrozen(obj) {
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return Object.isFrozen(obj);
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};
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export var keys = function keys(obj) {
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return Object.keys(obj);
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}; // --- "Instance" ---
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export var hasOwnProperty = function hasOwnProperty(obj, prop) {
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return Object.prototype.hasOwnProperty.call(obj, prop);
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};
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export var toString = function toString(obj) {
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return Object.prototype.toString.call(obj);
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}; // --- Utilities ---
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/**
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* Shallow copy an object. If the passed in object
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* is null or undefined, returns an empty object
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*/
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export var clone = function clone(obj) {
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return _objectSpread({}, obj);
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};
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/**
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* Return a shallow copy of object with the specified properties only
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* @link https://gist.github.com/bisubus/2da8af7e801ffd813fab7ac221aa7afc
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*/
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export var pick = function pick(obj, props) {
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return keys(obj).filter(function (key) {
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return props.indexOf(key) !== -1;
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}).reduce(function (result, key) {
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return _objectSpread(_objectSpread({}, result), {}, _defineProperty({}, key, obj[key]));
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}, {});
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};
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/**
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* Return a shallow copy of object with the specified properties omitted
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* @link https://gist.github.com/bisubus/2da8af7e801ffd813fab7ac221aa7afc
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*/
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export var omit = function omit(obj, props) {
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return keys(obj).filter(function (key) {
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return props.indexOf(key) === -1;
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}).reduce(function (result, key) {
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return _objectSpread(_objectSpread({}, result), {}, _defineProperty({}, key, obj[key]));
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}, {});
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};
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/**
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* Merges two object deeply together
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* @link https://gist.github.com/Salakar/1d7137de9cb8b704e48a
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*/
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export var mergeDeep = function mergeDeep(target, source) {
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if (isObject(target) && isObject(source)) {
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keys(source).forEach(function (key) {
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if (isObject(source[key])) {
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if (!target[key] || !isObject(target[key])) {
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target[key] = source[key];
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}
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mergeDeep(target[key], source[key]);
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} else {
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assign(target, _defineProperty({}, key, source[key]));
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}
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});
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}
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return target;
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};
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/**
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* Convenience method to create a read-only descriptor
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*/
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export var readonlyDescriptor = function readonlyDescriptor() {
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return {
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enumerable: true,
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configurable: false,
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writable: false
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};
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};
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