b6bef6b688
Produce JS-visible string results as UTF-16 at their source, including numeric formatting, BigInt and BigFraction formatting, URI encoding, console formatting, parser errors, regular expression errors, Intl and Temporal records, LibUnicode locale boundaries, and LibWeb bindings. Handle fractional radix formatting through the UTF-16 builder view.
102 lines
4.2 KiB
C++
102 lines
4.2 KiB
C++
/*
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* Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2024, Tim Flynn <trflynn89@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/Temporal/AbstractOperations.h>
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#include <LibJS/Runtime/Temporal/Calendar.h>
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#include <LibJS/Runtime/Temporal/PlainDate.h>
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#include <LibJS/Runtime/Temporal/PlainMonthDay.h>
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#include <LibJS/Runtime/Temporal/PlainMonthDayConstructor.h>
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namespace JS::Temporal {
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GC_DEFINE_ALLOCATOR(PlainMonthDayConstructor);
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// 10.1 The Temporal.PlainMonthDay Constructor, https://tc39.es/proposal-temporal/#sec-temporal-plainmonthday-constructor
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PlainMonthDayConstructor::PlainMonthDayConstructor(Realm& realm)
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: NativeFunction(realm.vm().names.PlainMonthDay.as_string(), realm.intrinsics().function_prototype())
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{
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}
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void PlainMonthDayConstructor::initialize(Realm& realm)
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{
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Base::initialize(realm);
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auto& vm = this->vm();
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// 10.2.1 Temporal.PlainMonthDay.prototype, https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.prototype
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define_direct_property(vm.names.prototype, realm.intrinsics().temporal_plain_month_day_prototype(), 0);
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define_direct_property(vm.names.length, Value(2), Attribute::Configurable);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_native_function(realm, vm.names.from, from, 1, attr);
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}
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// 10.1.1 Temporal.PlainMonthDay ( isoMonth, isoDay [ , calendar [ , referenceISOYear ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday
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ThrowCompletionOr<Value> PlainMonthDayConstructor::call()
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{
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auto& vm = this->vm();
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// 1. If NewTarget is undefined, throw a TypeError exception.
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return vm.throw_completion<TypeError>(ErrorType::ConstructorWithoutNew, "Temporal.PlainMonthDay");
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}
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// 10.1.1 Temporal.PlainMonthDay ( isoMonth, isoDay [ , calendar [ , referenceISOYear ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday
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ThrowCompletionOr<GC::Ref<Object>> PlainMonthDayConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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auto iso_month = vm.argument(0);
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auto iso_day = vm.argument(1);
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auto calendar_value = vm.argument(2);
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auto reference_iso_year = vm.argument(3);
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// 2. If referenceISOYear is undefined, then
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if (reference_iso_year.is_undefined()) {
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// a. Set referenceISOYear to 1972𝔽 (the first ISO 8601 leap year after the epoch).
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reference_iso_year = Value { 1972 };
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}
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// 3. Let m be ? ToIntegerWithTruncation(isoMonth).
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auto month = TRY(to_integer_with_truncation(vm, iso_month, ErrorType::TemporalInvalidPlainMonthDay));
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// 4. Let d be ? ToIntegerWithTruncation(isoDay).
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auto day = TRY(to_integer_with_truncation(vm, iso_day, ErrorType::TemporalInvalidPlainMonthDay));
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// 5. If calendar is undefined, set calendar to "iso8601".
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if (calendar_value.is_undefined())
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calendar_value = PrimitiveString::create(vm, "iso8601"_utf16_fly_string);
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// 6. If calendar is not a String, throw a TypeError exception.
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if (!calendar_value.is_string())
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return vm.throw_completion<TypeError>(ErrorType::NotAString, calendar_value);
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// 7. Set calendar to ? CanonicalizeCalendar(calendar).
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auto calendar = TRY(canonicalize_calendar(vm, calendar_value.as_string().utf16_string_view()));
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// 8. Let y be ? ToIntegerWithTruncation(referenceISOYear).
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auto year = TRY(to_integer_with_truncation(vm, reference_iso_year, ErrorType::TemporalInvalidPlainMonthDay));
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// 9. If IsValidISODate(y, m, d) is false, throw a RangeError exception.
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if (!is_valid_iso_date(year, month, day))
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return vm.throw_completion<RangeError>(ErrorType::TemporalInvalidPlainMonthDay);
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// 10. Let isoDate be CreateISODateRecord(y, m, d).
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auto iso_date = create_iso_date_record(year, month, day);
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// 11. Return ? CreateTemporalMonthDay(isoDate, calendar, NewTarget).
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return TRY(create_temporal_month_day(vm, iso_date, move(calendar), &new_target));
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}
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// 10.2.2 Temporal.PlainMonthDay.from ( item [ , options ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.from
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JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayConstructor::from)
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{
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// 1. Return ? ToTemporalMonthDay(item, options).
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return TRY(to_temporal_month_day(vm, vm.argument(0), vm.argument(1)));
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}
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}
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