7025dd1fa7
Thread UTF-16 string input through JSON, script parsing, Date parsing, Intl option parsing, Temporal parsing, and the helper library boundaries that feed those parsers. Preserve ASCII fast paths where the source data is known to be ASCII.
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/*
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* Copyright (c) 2024-2026, 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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#pragma once
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#include <AK/Optional.h>
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#include <AK/String.h>
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#include <AK/Types.h>
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#include <AK/Utf16String.h>
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#include <AK/Variant.h>
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#include <LibCrypto/BigInt/SignedBigInteger.h>
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#include <LibUnicode/Calendar.h>
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namespace JS::Temporal {
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// 3.5.1 ISO Date Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-records
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using ISODate = Unicode::ISODate;
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// 4.5.1 Time Records, https://tc39.es/proposal-temporal/#sec-temporal-time-records
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struct Time {
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double days { 0 };
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u8 hour { 0 };
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u8 minute { 0 };
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u8 second { 0 };
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u16 millisecond { 0 };
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u16 microsecond { 0 };
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u16 nanosecond { 0 };
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};
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// 5.5.1 ISO Date-Time Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-records
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struct ISODateTime {
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ISODate iso_date;
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Time time;
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};
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// 7.5.3 Internal Duration Records, https://tc39.es/proposal-temporal/#sec-temporal-internal-duration-records
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// A time duration is an integer in the inclusive interval from -maxTimeDuration to maxTimeDuration, where
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// maxTimeDuration = 2**53 × 10**9 - 1 = 9,007,199,254,740,991,999,999,999. It represents the portion of a
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// Temporal.Duration object that deals with time units, but as a combined value of total nanoseconds.
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using TimeDuration = Crypto::SignedBigInteger;
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// 9.5.1 ISO Year-Month Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-year-month-records
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struct ISOYearMonth {
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i32 year { 0 };
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u8 month { 0 };
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};
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// 13.32 ISO String Time Zone Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-string-time-zone-parse-records
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struct ParsedISOTimeZone {
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bool z_designator { false };
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Optional<Utf16String> offset_string;
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Optional<Utf16String> time_zone_annotation;
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};
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// 13.33 Time Zone Identifier Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-time-zone-identifier-parse-records
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struct ParsedTimeZoneIdentifier {
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Optional<String> name;
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Optional<i64> offset_minutes;
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};
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// 13.34 ISO Date-Time Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-parse-records
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struct ParsedISODateTime {
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struct StartOfDay { };
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Optional<i32> year { 0 };
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u8 month { 0 };
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u8 day { 0 };
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Variant<StartOfDay, Time> time;
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ParsedISOTimeZone time_zone;
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Optional<Utf16String> calendar;
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};
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}
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