2 var IS_PURE = require('../internals/is-pure');
3 var $ = require('../internals/export');
4 var call = require('../internals/function-call');
5 var aCallable = require('../internals/a-callable');
6 var anObject = require('../internals/an-object');
7 var iterate = require('../internals/iterate');
9 // `Set.prototype.isSupersetOf` method
10 // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSupersetOf
11 $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
12 isSupersetOf: function isSupersetOf(iterable) {
13 var set = anObject(this);
14 var hasCheck = aCallable(set.has);
15 return !iterate(iterable, function (value, stop) {
16 if (call(hasCheck, set, value) === false) return stop();
17 }, { INTERRUPTED: true }).stopped;