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https://github.com/musix-org/musix-oss
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17 lines
739 B
JavaScript
17 lines
739 B
JavaScript
'use strict';
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var $ = require('../internals/export');
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var $reduce = require('../internals/array-reduce').left;
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var arrayMethodIsStrict = require('../internals/array-method-is-strict');
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var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
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var STRICT_METHOD = arrayMethodIsStrict('reduce');
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var USES_TO_LENGTH = arrayMethodUsesToLength('reduce', { 1: 0 });
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// `Array.prototype.reduce` method
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// https://tc39.github.io/ecma262/#sec-array.prototype.reduce
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$({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
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reduce: function reduce(callbackfn /* , initialValue */) {
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return $reduce(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
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}
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});
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