!(function (t, n) {
    if ('object' == typeof exports && 'undefined' != typeof module) {
        module.exports = n();
    } else {
        if ('function' == typeof define && define.amd) {
            define(n);
        } else {
            (t = 'undefined' != typeof globalThis ? globalThis : t || self).dayjs_plugin_objectSupport = n();
        }
    }
})(this, function () {
    'use strict';

    return function (t, n, e) {
        var i = n.prototype;
        var r = function (t) {
            var n;
            var r = t.date;
            var o = t.utc;
            var a = {};
            if (!((n = r) instanceof Date) && !(n instanceof Array) && n instanceof Object) {
                if (!Object.keys(r).length) {
                    return new Date();
                }
                var u = o ? e.utc() : e();
                Object.keys(r).forEach(function (t) {
                    var n;
                    var e;
                    a[((n = t), (e = i.$utils().p(n)), 'date' === e ? 'day' : e)] = r[t];
                });
                var d = a.day || (a.year || a.month >= 0 ? 1 : u.date());
                var c = a.year || u.year();
                var f = a.month >= 0 ? a.month : a.year || a.day ? 0 : u.month();
                var s = a.hour || 0;
                var h = a.minute || 0;
                var b = a.second || 0;
                var y = a.millisecond || 0;
                return o ? new Date(Date.UTC(c, f, d, s, h, b, y)) : new Date(c, f, d, s, h, b, y);
            }
            return r;
        };
        var o = i.parse;
        i.parse = function (t) {
            t.date = r.bind(this)(t);
            o.bind(this)(t);
        };
        var a = i.set;
        var u = i.add;
        var d = function (t, n, e, i) {
            if (void 0 === i) {
                i = 1;
            }
            if (n instanceof Object) {
                var r = Object.keys(n);
                var that = this;
                r.forEach(function (e) {
                    that = t.bind(that)(n[e] * i, e);
                });
                return that;
            }
            return t.bind(this)(n * i, e);
        };
        i.set = function (t, n) {
            n = void 0 === n ? t : n;
            return d.bind(this)(
                function (t, n) {
                    return a.bind(this)(n, t);
                },
                n,
                t
            );
        };
        i.add = function (t, n) {
            return d.bind(this)(u, t, n);
        };
        i.subtract = function (t, n) {
            return d.bind(this)(u, t, n, -1);
        };
    };
});