safe-to-string.js 386 Bytes
"use strict";

module.exports = function (t, a) {
	a(t(), "undefined");
	a(t(null), "null");
	a(t(10), "10");
	a(t("str"), "str");
	a(
		t({
			toString: function () {
				return "miszka";
			}
		}),
		"miszka"
	);
	// eslint-disable-next-line symbol-description
	if (typeof Symbol === "function") a(t(Symbol()), "Symbol()");
	a(t(Object.create(null)), "<non-stringifiable value>");
};