| 'use strict'; |
| |
| var GetIntrinsic = require('get-intrinsic'); |
| |
| var $EvalError = GetIntrinsic('%EvalError%'); |
| |
| var DayWithinYear = require('./DayWithinYear'); |
| var InLeapYear = require('./InLeapYear'); |
| var MonthFromTime = require('./MonthFromTime'); |
| |
| // https://262.ecma-international.org/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); |
| }; |