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submission report
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node_modules/es-abstract/2016/DateFromTime.js
| 54 lines
| 1.0 KiB
| application/javascript
| JavascriptLexer
|
| r789 | 'use strict'; | |||
| var GetIntrinsic = require('../GetIntrinsic'); | ||||
| var $EvalError = GetIntrinsic('%EvalError%'); | ||||
| var DayWithinYear = require('./DayWithinYear'); | ||||
| var InLeapYear = require('./InLeapYear'); | ||||
| var MonthFromTime = require('./MonthFromTime'); | ||||
| // https://ecma-international.org/ecma-262/5.1/#sec-15.9.1.5 | ||||
| module.exports = function DateFromTime(t) { | ||||
| var m = MonthFromTime(t); | ||||
| var d = DayWithinYear(t); | ||||
| if (m === 0) { | ||||
| return d + 1; | ||||
| } | ||||
| if (m === 1) { | ||||
| return d - 30; | ||||
| } | ||||
| var leap = InLeapYear(t); | ||||
| if (m === 2) { | ||||
| return d - 58 - leap; | ||||
| } | ||||
| if (m === 3) { | ||||
| return d - 89 - leap; | ||||
| } | ||||
| if (m === 4) { | ||||
| return d - 119 - leap; | ||||
| } | ||||
| if (m === 5) { | ||||
| return d - 150 - leap; | ||||
| } | ||||
| if (m === 6) { | ||||
| return d - 180 - leap; | ||||
| } | ||||
| if (m === 7) { | ||||
| return d - 211 - leap; | ||||
| } | ||||
| if (m === 8) { | ||||
| return d - 242 - leap; | ||||
| } | ||||
| if (m === 9) { | ||||
| return d - 272 - leap; | ||||
| } | ||||
| if (m === 10) { | ||||
| return d - 303 - leap; | ||||
| } | ||||
| if (m === 11) { | ||||
| return d - 333 - leap; | ||||
| } | ||||
| throw new $EvalError('Assertion failed: MonthFromTime returned an impossible value: ' + m); | ||||
| }; | ||||