'use strict'; var $ = require('../internals/export'); var call = require('../internals/function-call'); var toSetLike = require('../internals/to-set-like'); var $symmetricDifference = require('../internals/set-symmetric-difference'); // `Set.prototype.symmetricDifference` method // https://github.com/tc39/proposal-set-methods // TODO: Obsolete version, remove from `core-js@4` $({ target: 'Set', proto: true, real: true, forced: true }, { symmetricDifference: function symmetricDifference(other) { return call($symmetricDifference, this, toSetLike(other)); } });