139 lines
5.2 KiB
C++
139 lines
5.2 KiB
C++
/*
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* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
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* Copyright (c) 2021, Linus Groh <linusg@serenityos.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/Forward.h>
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#include <AK/String.h>
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#include <AK/Variant.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Runtime/GlobalObject.h>
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namespace JS::Temporal {
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enum class OptionType {
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Boolean,
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String,
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Number
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};
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struct ISODateTime {
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i32 year;
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u8 month;
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u8 day;
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u8 hour;
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u8 minute;
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u8 second;
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u16 millisecond;
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u16 microsecond;
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u16 nanosecond;
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Optional<String> calendar = {};
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};
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struct TemporalInstant {
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i32 year;
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u8 month;
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u8 day;
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u8 hour;
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u8 minute;
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u8 second;
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u16 millisecond;
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u16 microsecond;
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u16 nanosecond;
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Optional<String> time_zone_offset;
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};
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struct TemporalDate {
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i32 year;
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u8 month;
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u8 day;
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Optional<String> calendar;
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};
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struct TemporalTime {
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u8 hour;
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u8 minute;
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u8 second;
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u16 millisecond;
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u16 microsecond;
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u16 nanosecond;
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Optional<String> calendar = {};
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};
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struct TemporalTimeZone {
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bool z;
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Optional<String> offset;
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Optional<String> name;
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};
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struct TemporalYearMonth {
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i32 year;
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u8 month;
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u8 day;
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Optional<String> calendar = {};
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};
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struct SecondsStringPrecision {
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Variant<StringView, u8> precision;
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String unit;
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u32 increment;
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};
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MarkedValueList iterable_to_list_of_type(GlobalObject&, Value items, Vector<OptionType> const& element_types);
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Object* get_options_object(GlobalObject&, Value options);
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Value get_option(GlobalObject&, Object const& options, PropertyName const& property, Vector<OptionType> const& types, Vector<StringView> const& values, Value fallback);
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template<typename NumberType>
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Optional<Variant<String, NumberType>> get_string_or_number_option(GlobalObject&, Object const& options, PropertyName const& property, Vector<StringView> const& string_values, NumberType minimum, NumberType maximum, Value fallback);
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Optional<String> to_temporal_overflow(GlobalObject&, Object const& normalized_options);
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Optional<String> to_temporal_rounding_mode(GlobalObject&, Object const& normalized_options, String const& fallback);
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Optional<String> to_show_calendar_option(GlobalObject&, Object const& normalized_options);
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u64 to_temporal_rounding_increment(GlobalObject&, Object const& normalized_options, Optional<double> dividend, bool inclusive);
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Optional<SecondsStringPrecision> to_seconds_string_precision(GlobalObject&, Object const& normalized_options);
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Optional<String> to_largest_temporal_unit(GlobalObject&, Object const& normalized_options, Vector<StringView> const& disallowed_units, String const& fallback, Optional<String> auto_value);
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Optional<String> to_smallest_temporal_unit(GlobalObject&, Object const& normalized_options, Vector<StringView> const& disallowed_units, Optional<String> fallback);
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void validate_temporal_unit_range(GlobalObject&, StringView largest_unit, StringView smallest_unit);
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String larger_of_two_temporal_units(StringView, StringView);
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Optional<u16> maximum_temporal_duration_rounding_increment(StringView unit);
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void reject_temporal_calendar_type(GlobalObject&, Object&);
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String format_seconds_string_part(u8 second, u16 millisecond, u16 microsecond, u16 nanosecond, Variant<StringView, u8> const& precision);
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double constrain_to_range(double x, double minimum, double maximum);
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BigInt* round_number_to_increment(GlobalObject&, BigInt const&, u64 increment, StringView rounding_mode);
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Optional<ISODateTime> parse_iso_date_time(GlobalObject&, String const& iso_string);
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Optional<TemporalInstant> parse_temporal_instant_string(GlobalObject&, String const& iso_string);
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Optional<String> parse_temporal_calendar_string(GlobalObject&, String const& iso_string);
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Optional<TemporalDate> parse_temporal_date_string(GlobalObject&, String const& iso_string);
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Optional<ISODateTime> parse_temporal_date_time_string(GlobalObject&, String const& iso_string);
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Optional<TemporalDuration> parse_temporal_duration_string(GlobalObject&, String const& iso_string);
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Optional<TemporalTime> parse_temporal_time_string(GlobalObject&, String const& iso_string);
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Optional<TemporalTimeZone> parse_temporal_time_zone_string(GlobalObject&, String const& iso_string);
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Optional<TemporalYearMonth> parse_temporal_year_month_string(GlobalObject&, String const& iso_string);
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double to_positive_integer(GlobalObject&, Value argument);
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Object* prepare_temporal_fields(GlobalObject&, Object const& fields, Vector<String> const& field_names, Vector<StringView> const& required_fields);
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// 13.46 ToIntegerThrowOnInfinity ( argument ), https://tc39.es/proposal-temporal/#sec-temporal-tointegerthrowoninfinity
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template<typename... Args>
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double to_integer_throw_on_infinity(GlobalObject& global_object, Value argument, ErrorType error_type, Args... args)
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{
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auto& vm = global_object.vm();
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// 1. Let integer be ? ToIntegerOrInfinity(argument).
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auto integer = argument.to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 2. If integer is −∞ or +∞ , then
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if (Value(integer).is_infinity()) {
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// a. Throw a RangeError exception.
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vm.throw_exception<RangeError>(global_object, error_type, args...);
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return {};
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}
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// 3. Return integer.
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return integer;
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}
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}
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