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19 lines
813 B
19 lines
813 B
'use strict'; |
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var $ = require('../internals/export'); |
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var anObject = require('../internals/an-object'); |
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var bind = require('../internals/function-bind-context'); |
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var getSetIterator = require('../internals/get-set-iterator'); |
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var iterate = require('../internals/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 = anObject(this); |
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var iterator = getSetIterator(set); |
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var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined); |
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return iterate(iterator, function (value, stop) { |
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if (boundFunction(value, value, set)) return stop(); |
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}, { IS_ITERATOR: true, INTERRUPTED: true }).stopped; |
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} |
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});
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