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- 'use strict';
- var $ = require('../internals/export');
- var IS_PURE = require('../internals/is-pure');
- var anObject = require('../internals/an-object');
- var bind = require('../internals/function-bind-context');
- var getSetIterator = require('../internals/get-set-iterator');
- var iterate = require('../internals/iterate');
- // `Set.prototype.find` method
- // https://github.com/tc39/proposal-collection-methods
- $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
- find: function find(callbackfn /* , thisArg */) {
- var set = anObject(this);
- var iterator = getSetIterator(set);
- var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
- return iterate(iterator, function (value) {
- if (boundFunction(value, value, set)) return iterate.stop(value);
- }, undefined, false, true).result;
- }
- });
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