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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 6 days ago |
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F4 Finalna Verzija
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File size:
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| [79a0317] | 1 | 'use strict';
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| 2 | var aSet = require('../internals/a-set');
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| 3 | var size = require('../internals/set-size');
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| 4 | var iterate = require('../internals/set-iterate');
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| 5 | var getSetRecord = require('../internals/get-set-record');
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| 6 |
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| 7 | // `Set.prototype.isSubsetOf` method
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| 8 | // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSubsetOf
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| 9 | module.exports = function isSubsetOf(other) {
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| 10 | var O = aSet(this);
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| 11 | var otherRec = getSetRecord(other);
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| 12 | if (size(O) > otherRec.size) return false;
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| 13 | return iterate(O, function (e) {
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| 14 | if (!otherRec.includes(e)) return false;
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| 15 | }, true) !== false;
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| 16 | };
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