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LibJS: Implement the Temporal.PlainMonthDay constructor

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And the simple Temporal.PlainMonthDay.prototype getters, so that the
constructed Temporal.PlainMonthDay may actually be validated.
This commit is contained in:
Timothy Flynn 2024-11-20 12:59:15 -05:00 • committed by Tim Flynn
commit 1a386e78c3
Notes: github-actions[bot] 2024-11-22 00:25:44 +00:00
31 changed files with 2515 additions and 4 deletions
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24
Libraries/LibJS/Runtime/Temporal/DateEquations.h Normal file
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/*
* Copyright (c) 2024, Tim Flynn <trflynn89@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Types.h>
namespace JS::Temporal {
// 13.3 Date Equations, https://tc39.es/proposal-temporal/#sec-date-equations
u16 mathematical_days_in_year(i32 year);
u8 mathematical_in_leap_year(double time);
double epoch_time_to_day_number(double time);
double epoch_day_number_for_year(double year);
double epoch_time_for_year(double year);
i32 epoch_time_to_epoch_year(double time);
u16 epoch_time_to_day_in_year(double time);
u8 epoch_time_to_week_day(double time);
}