main
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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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Property mode
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100644
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File size:
462 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var $EvalError = require('es-errors/eval');
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| 4 |
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| 5 | var DaysInYear = require('./DaysInYear');
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| 6 | var YearFromTime = require('./YearFromTime');
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| 7 |
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| 8 | // https://262.ecma-international.org/5.1/#sec-15.9.1.3
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| 9 |
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| 10 | module.exports = function InLeapYear(t) {
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| 11 | var days = DaysInYear(YearFromTime(t));
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| 12 | if (days === 365) {
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| 13 | return 0;
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| 14 | }
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| 15 | if (days === 366) {
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| 16 | return 1;
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| 17 | }
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| 18 | throw new $EvalError('Assertion failed: there are not 365 or 366 days in a year, got: ' + days);
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| 19 | };
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