18 lines
654 B
JavaScript
18 lines
654 B
JavaScript
'use strict';
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var $ = require('../internals/export');
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var bind = require('../internals/function-bind-context');
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var aSet = require('../internals/a-set');
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var iterate = require('../internals/set-iterate');
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// `Set.prototype.some` method
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// https://github.com/tc39/proposal-collection-methods
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$({ target: 'Set', proto: true, real: true, forced: true }, {
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some: function some(callbackfn /* , thisArg */) {
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var set = aSet(this);
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var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined);
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return iterate(set, function (value) {
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if (boundFunction(value, value, set)) return true;
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}, true) === true;
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}
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});
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