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Last change
on this file since d24f17c was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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Initial commit
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File size:
485 bytes
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| 1 | 'use strict';
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| 2 | var toIntegerOrInfinity = require('../internals/to-integer-or-infinity');
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| 3 |
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| 4 | var max = Math.max;
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| 5 | var min = Math.min;
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| 6 |
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| 7 | // Helper for a popular repeating case of the spec:
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| 8 | // Let integer be ? ToInteger(index).
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| 9 | // If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
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| 10 | module.exports = function (index, length) {
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| 11 | var integer = toIntegerOrInfinity(index);
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| 12 | return integer < 0 ? max(integer + length, 0) : min(integer, length);
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| 13 | };
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