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17 lines
663 B
17 lines
663 B
'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 aMap = require('../internals/a-map'); |
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var iterate = require('../internals/map-iterate'); |
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// `Map.prototype.every` method |
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// https://github.com/tc39/proposal-collection-methods |
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$({ target: 'Map', proto: true, real: true, forced: true }, { |
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every: function every(callbackfn /* , thisArg */) { |
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var map = aMap(this); |
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var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined); |
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return iterate(map, function (value, key) { |
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if (!boundFunction(value, key, map)) return false; |
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}, true) !== false; |
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} |
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});
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