mirror of
https://github.com/RGBCube/serenity
synced 2025-05-16 19:35:08 +00:00
92 lines
3.8 KiB
C++
92 lines
3.8 KiB
C++
/*
|
||
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
|
||
*
|
||
* SPDX-License-Identifier: BSD-2-Clause
|
||
*/
|
||
|
||
#include <LibJS/Runtime/GlobalObject.h>
|
||
#include <LibJS/Runtime/Temporal/AbstractOperations.h>
|
||
#include <LibJS/Runtime/Temporal/Calendar.h>
|
||
#include <LibJS/Runtime/Temporal/PlainYearMonth.h>
|
||
#include <LibJS/Runtime/Temporal/PlainYearMonthConstructor.h>
|
||
|
||
namespace JS::Temporal {
|
||
|
||
// 9.1 The Temporal.PlainYearMonth Constructor, https://tc39.es/proposal-temporal/#sec-temporal-plainyearmonth-constructor
|
||
PlainYearMonthConstructor::PlainYearMonthConstructor(GlobalObject& global_object)
|
||
: NativeFunction(vm().names.PlainYearMonth.as_string(), *global_object.function_prototype())
|
||
{
|
||
}
|
||
|
||
void PlainYearMonthConstructor::initialize(GlobalObject& global_object)
|
||
{
|
||
NativeFunction::initialize(global_object);
|
||
|
||
auto& vm = this->vm();
|
||
|
||
// 9.2.1 Temporal.PlainYearMonth.prototype, https://tc39.es/proposal-temporal/#sec-temporal-plainyearmonth-prototype
|
||
define_direct_property(vm.names.prototype, global_object.temporal_plain_year_month_prototype(), 0);
|
||
|
||
define_direct_property(vm.names.length, Value(2), Attribute::Configurable);
|
||
}
|
||
|
||
// 9.1.1 Temporal.PlainYearMonth ( isoYear, isoMonth [ , calendarLike [ , referenceISODay ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainyearmonth
|
||
Value PlainYearMonthConstructor::call()
|
||
{
|
||
auto& vm = this->vm();
|
||
|
||
// 1. If NewTarget is undefined, throw a TypeError exception.
|
||
vm.throw_exception<TypeError>(global_object(), ErrorType::ConstructorWithoutNew, "Temporal.PlainYearMonth");
|
||
return {};
|
||
}
|
||
|
||
// 9.1.1 Temporal.PlainYearMonth ( isoYear, isoMonth [ , calendarLike [ , referenceISODay ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainyearmonth
|
||
Value PlainYearMonthConstructor::construct(FunctionObject& new_target)
|
||
{
|
||
auto& vm = this->vm();
|
||
auto& global_object = this->global_object();
|
||
|
||
auto iso_year = vm.argument(0);
|
||
auto iso_month = vm.argument(1);
|
||
auto calendar_like = vm.argument(2);
|
||
auto reference_iso_day = vm.argument(3);
|
||
|
||
// 2. If referenceISODay is undefined, then
|
||
if (reference_iso_day.is_undefined()) {
|
||
// a. Set referenceISODay to 1𝔽.
|
||
reference_iso_day = Value(1);
|
||
}
|
||
|
||
// 3. Let y be ? ToIntegerThrowOnInfinity(isoYear).
|
||
auto y = to_integer_throw_on_infinity(global_object, iso_year, ErrorType::TemporalInvalidPlainYearMonth);
|
||
if (vm.exception())
|
||
return {};
|
||
|
||
// 4. Let m be ? ToIntegerThrowOnInfinity(isoMonth).
|
||
auto m = to_integer_throw_on_infinity(global_object, iso_month, ErrorType::TemporalInvalidPlainYearMonth);
|
||
if (vm.exception())
|
||
return {};
|
||
|
||
// 5. Let calendar be ? ToTemporalCalendarWithISODefault(calendarLike).
|
||
auto* calendar = to_temporal_calendar_with_iso_default(global_object, calendar_like);
|
||
if (vm.exception())
|
||
return {};
|
||
|
||
// 6. Let ref be ? ToIntegerThrowOnInfinity(referenceISODay).
|
||
auto ref = to_integer_throw_on_infinity(global_object, reference_iso_day, ErrorType::TemporalInvalidPlainYearMonth);
|
||
if (vm.exception())
|
||
return {};
|
||
|
||
// IMPLEMENTATION DEFINED: This is an optimization that allows us to treat these doubles as normal integers from this point onwards.
|
||
// This does not change the exposed behaviour as the call to CreateTemporalYearMonth will immediately check that these values are valid
|
||
// ISO values (for years: -273975 - 273975, for months: 1 - 12, for days: 1 - 31) all of which are subsets of this check.
|
||
if (!AK::is_within_range<i32>(y) || !AK::is_within_range<u8>(m) || !AK::is_within_range<u8>(ref)) {
|
||
vm.throw_exception<RangeError>(global_object, ErrorType::TemporalInvalidPlainYearMonth);
|
||
return {};
|
||
}
|
||
|
||
// 7. Return ? CreateTemporalYearMonth(y, m, calendar, ref, NewTarget).
|
||
return create_temporal_year_month(global_object, y, m, *calendar, ref, &new_target);
|
||
}
|
||
|
||
}
|