这种是什么神仙语法？

Question

```javascript
function fetch(o) {
    (0, _util.request)({
        url: o.url + "&m=weisrc_dish",
        data: Object.assign({
            m: "weisrc_dish"
        }, o.data),
        method: o.method || "GET",
        header: {
            "content-type": "application/json; charset=utf-8"
        },
        success: function(e) {
            var t = e.data;
            0 === t.errno ? o.success && o.success(t.data) : (alert(t.info), o.error && o.error(t.info)), 
            o.complete && o.complete();
        }
    });
}

```

Answer 1

厉害了 大佬