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node_modules/core-js/internals/set-difference.js
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1lostsun
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05 май 2025, 11:35
05 май 2025, 11:35
fe8f535
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'use strict'; var aSet = require('../internals/a-set'); var SetHelpers = require('../internals/set-helpers'); var clone = require('../internals/set-clone'); var size = require('../internals/set-size'); var getSetRecord = require('../internals/get-set-record'); var iterateSet = require('../internals/set-iterate'); var iterateSimple = require('../internals/iterate-simple'); var has = SetHelpers.has; var remove = SetHelpers.remove; // `Set.prototype.difference` method // https://github.com/tc39/proposal-set-methods module.exports = function difference(other) { var O = aSet(this); var otherRec = getSetRecord(other); var result = clone(O); if (size(O) <= otherRec.size) iterateSet(O, function (e) { if (otherRec.includes(e)) remove(result, e); }); else iterateSimple(otherRec.getIterator(), function (e) { if (has(O, e)) remove(result, e); }); return result; };