I need to log setting of document.cookie. I can not redefine cookie property just with document.cookie = {...}
So I need to get setter for document.cookie. But
While I was writing the question I found next code solves my problem:
var cookie_setter_orig = document.__lookupSetter__("cookie").bind(document);
var cookie_getter_orig = document.__lookupGetter__("cookie").bind(document);
Object.defineProperty(document, "cookie", {
get: function () {
return cookie_getter_orig();
},
set: function (val) {
console.log(val);
cookie_setter_orig(val);
}
});
But I don't like using deprecated methods, so I hope there is a better solution.