(function (a, b) {
    typeof define === "function" && define.amd ? define([], function () {
        return b()
    }) : typeof exports === "object" ? module.exports = b() : a.whatInput = b()
})(this, function () {
    function a(a) {
        clearTimeout(p);
        c(a);
        k = !0;
        p = setTimeout(function () {
            k = !1
        }, 1E3)
    }

    function b(a) {
        k || c(a)
    }

    function c(a) {
        var c = a.keyCode ? a.keyCode : a.which, b = a.target || a.srcElement, d = l[a.type];
        d === "pointer" && (d = typeof a.pointerType === "number" ? q[a.pointerType] : a.pointerType);
        if (h !== d && (i || !h || !(d === "keyboard" && o[c] !== "tab" && j.indexOf(b.nodeName.toLowerCase()) >=
            0)))h = d, f.setAttribute("data-whatinput", h), n.indexOf(h) === -1 && n.push(h);
        d === "keyboard" && g.indexOf(o[c]) === -1 && o[c] && g.push(o[c])
    }

    function d(a) {
        a = g.indexOf(o[a.keyCode ? a.keyCode : a.which]);
        a !== -1 && g.splice(a, 1)
    }

    var g = [], f = document.body, k = !1, h = null, j = ["input", "select", "textarea"], i = f.hasAttribute("data-whatinput-formtyping"), l = {
        keydown: "keyboard",
        mousedown: "mouse",
        mouseenter: "mouse",
        touchstart: "touch",
        pointerdown: "pointer",
        MSPointerDown: "pointer"
    }, n = [], o = {
        9: "tab", 13: "enter", 16: "shift", 27: "esc", 32: "space",
        37: "left", 38: "up", 39: "right", 40: "down"
    }, q = {2: "touch", 3: "touch", 4: "mouse"}, p;
    (function () {
        var c = "mousedown";
        window.PointerEvent ? c = "pointerdown" : window.MSPointerEvent && (c = "MSPointerDown");
        f.addEventListener ? (f.addEventListener(c, b), f.addEventListener("mouseenter", b), "ontouchstart" in document.documentElement && f.addEventListener("touchstart", a), f.addEventListener("keydown", b), f.addEventListener("keyup", d)) : (f.attachEvent(c, b), f.attachEvent("mouseenter", b), "ontouchstart" in document.documentElement && f.attachEvent("touchstart",
            a), f.attachEvent("keydown", b), f.attachEvent("keyup", d))
    })();
    return {
        ask: function () {
            return h
        }, keys: function () {
            return g
        }, types: function () {
            return n
        }, set: c
    }
});