Edit D:\xinhaisoft\crisis_new\api\node_modules\deep-equal\index.js
var pSlice = Array.prototype.slice; var objectKeys = require('./lib/keys.js'); var isArguments = require('./lib/is_arguments.js'); var deepEqual = module.exports = function (actual, expected, opts) { if (!opts) opts = {}; // 7.1. All identical values are equivalent, as determined by ===. if (actual === expected) { return true; } else if (actual instanceof Date && expected instanceof Date) { return actual.getTime() === expected.getTime(); // 7.3. Other pairs that do not both pass typeof value == 'object', // equivalence is determined by ==. } else if (!actual || !expected || typeof actual != 'object' && typeof expected != 'object') { return opts.strict ? actual === expected : actual == expected; // 7.4. For all other Object pairs, including Array objects, equivalence is // determined by having the same number of owned properties (as verified // with Object.prototype.hasOwnProperty.call), the same set of keys // (although not necessarily the same order), equivalent values for every // corresponding key, and an identical 'prototype' property. Note: this // accounts for both named and indexed properties on Arrays. } else { return objEquiv(actual, expected, opts); } } function isUndefinedOrNull(value) { return value === null || value === undefined; } function isBuffer (x) { if (!x || typeof x !== 'object' || typeof x.length !== 'number') return false; if (typeof x.copy !== 'function' || typeof x.slice !== 'function') { return false; } if (x.length > 0 && typeof x[0] !== 'number') return false; return true; } function objEquiv(a, b, opts) { var i, key; if (isUndefinedOrNull(a) || isUndefinedOrNull(b)) return false; // an identical 'prototype' property. if (a.prototype !== b.prototype) return false; //~~~I've managed to break Object.keys through screwy arguments passing. // Converting to array solves the problem. if (isArguments(a)) { if (!isArguments(b)) { return false; } a = pSlice.call(a); b = pSlice.call(b); return deepEqual(a, b, opts); } if (isBuffer(a)) { if (!isBuffer(b)) { return false; } if (a.length !== b.length) return false; for (i = 0; i < a.length; i++) { if (a[i] !== b[i]) return false; } return true; } try { var ka = objectKeys(a), kb = objectKeys(b); } catch (e) {//happens when one is a string literal and the other isn't return false; } // having the same number of owned properties (keys incorporates // hasOwnProperty) if (ka.length != kb.length) return false; //the same set of keys (although not necessarily the same order), ka.sort(); kb.sort(); //~~~cheap key test for (i = ka.length - 1; i >= 0; i--) { if (ka[i] != kb[i]) return false; } //equivalent values for every corresponding key, and //~~~possibly expensive deep test for (i = ka.length - 1; i >= 0; i--) { key = ka[i]; if (!deepEqual(a[key], b[key], opts)) return false; } return typeof a === typeof b; }
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