forked from zhurui/management
97 lines
2.8 KiB
JavaScript
97 lines
2.8 KiB
JavaScript
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var traverse = require('../../');
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module.exports = function (a, b) {
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if (arguments.length !== 2) {
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throw new Error(
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'deepEqual requires exactly two objects to compare against'
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);
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}
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var equal = true;
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var node = b;
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traverse(a).forEach(function (y) {
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var notEqual = (function () {
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equal = false;
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//this.stop();
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return undefined;
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}).bind(this);
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//if (node === undefined || node === null) return notEqual();
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if (!this.isRoot) {
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/*
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if (!Object.hasOwnProperty.call(node, this.key)) {
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return notEqual();
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}
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*/
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if (typeof node !== 'object') return notEqual();
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node = node[this.key];
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}
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var x = node;
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this.post(function () {
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node = x;
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});
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var toS = function (o) {
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return Object.prototype.toString.call(o);
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};
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if (this.circular) {
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if (traverse(b).get(this.circular.path) !== x) notEqual();
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}
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else if (typeof x !== typeof y) {
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notEqual();
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}
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else if (x === null || y === null || x === undefined || y === undefined) {
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if (x !== y) notEqual();
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}
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else if (x.__proto__ !== y.__proto__) {
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notEqual();
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}
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else if (x === y) {
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// nop
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}
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else if (typeof x === 'function') {
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if (x instanceof RegExp) {
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// both regexps on account of the __proto__ check
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if (x.toString() != y.toString()) notEqual();
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}
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else if (x !== y) notEqual();
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}
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else if (typeof x === 'object') {
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if (toS(y) === '[object Arguments]'
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|| toS(x) === '[object Arguments]') {
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if (toS(x) !== toS(y)) {
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notEqual();
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}
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}
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else if (toS(y) === '[object RegExp]'
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|| toS(x) === '[object RegExp]') {
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if (!x || !y || x.toString() !== y.toString()) notEqual();
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}
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else if (x instanceof Date || y instanceof Date) {
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if (!(x instanceof Date) || !(y instanceof Date)
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|| x.getTime() !== y.getTime()) {
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notEqual();
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}
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}
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else {
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var kx = Object.keys(x);
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var ky = Object.keys(y);
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if (kx.length !== ky.length) return notEqual();
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for (var i = 0; i < kx.length; i++) {
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var k = kx[i];
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if (!Object.hasOwnProperty.call(y, k)) {
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notEqual();
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}
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}
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}
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}
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});
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return equal;
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};
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