index.js•802 B
var has = Object.prototype.hasOwnProperty;
function dequal(foo, bar) {
var ctor, len;
if (foo === bar) return true;
if (foo && bar && (ctor=foo.constructor) === bar.constructor) {
if (ctor === Date) return foo.getTime() === bar.getTime();
if (ctor === RegExp) return foo.toString() === bar.toString();
if (ctor === Array) {
if ((len=foo.length) === bar.length) {
while (len-- && dequal(foo[len], bar[len]));
}
return len === -1;
}
if (!ctor || typeof foo === 'object') {
len = 0;
for (ctor in foo) {
if (has.call(foo, ctor) && ++len && !has.call(bar, ctor)) return false;
if (!(ctor in bar) || !dequal(foo[ctor], bar[ctor])) return false;
}
return Object.keys(bar).length === len;
}
}
return foo !== foo && bar !== bar;
}
exports.dequal = dequal;