mirror of
				https://github.com/RGBCube/serenity
				synced 2025-10-31 02:12:45 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			56 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			56 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
 | |
|  *
 | |
|  * SPDX-License-Identifier: BSD-2-Clause
 | |
|  */
 | |
| 
 | |
| #pragma once
 | |
| 
 | |
| #include <AK/Optional.h>
 | |
| #include <LibJS/Heap/MarkedVector.h>
 | |
| #include <LibJS/Runtime/Object.h>
 | |
| #include <LibJS/Runtime/Temporal/AbstractOperations.h>
 | |
| 
 | |
| namespace JS::Temporal {
 | |
| 
 | |
| class TimeZone final : public Object {
 | |
|     JS_OBJECT(TimeZone, Object);
 | |
| 
 | |
| public:
 | |
|     // Needs to store values in the range -8.64 * 10^13 to 8.64 * 10^13
 | |
|     using OffsetType = double;
 | |
| 
 | |
|     virtual ~TimeZone() override = default;
 | |
| 
 | |
|     [[nodiscard]] String const& identifier() const { return m_identifier; }
 | |
|     [[nodiscard]] Optional<OffsetType> const& offset_nanoseconds() const { return m_offset_nanoseconds; }
 | |
| 
 | |
|     void set_identifier(String identifier) { m_identifier = move(identifier); }
 | |
|     void set_offset_nanoseconds(OffsetType offset_nanoseconds) { m_offset_nanoseconds = offset_nanoseconds; }
 | |
| 
 | |
| private:
 | |
|     explicit TimeZone(Object& prototype);
 | |
| 
 | |
|     // 11.5 Properties of Temporal.TimeZone Instances, https://tc39.es/proposal-temporal/#sec-properties-of-temporal-timezone-instances
 | |
|     String m_identifier;                       // [[Identifier]]
 | |
|     Optional<OffsetType> m_offset_nanoseconds; // [[OffsetNanoseconds]]
 | |
| };
 | |
| 
 | |
| bool is_available_time_zone_name(StringView time_zone);
 | |
| ThrowCompletionOr<String> canonicalize_time_zone_name(VM&, StringView time_zone);
 | |
| ThrowCompletionOr<TimeZone*> create_temporal_time_zone(VM&, StringView identifier, FunctionObject const* new_target = nullptr);
 | |
| ISODateTime get_iso_parts_from_epoch(VM&, Crypto::SignedBigInteger const& epoch_nanoseconds);
 | |
| BigInt* get_named_time_zone_next_transition(VM&, StringView time_zone_identifier, BigInt const& epoch_nanoseconds);
 | |
| BigInt* get_named_time_zone_previous_transition(VM&, StringView time_zone_identifier, BigInt const& epoch_nanoseconds);
 | |
| ThrowCompletionOr<String> format_time_zone_offset_string(VM&, double offset_nanoseconds);
 | |
| ThrowCompletionOr<String> format_iso_time_zone_offset_string(VM&, double offset_nanoseconds);
 | |
| ThrowCompletionOr<Object*> to_temporal_time_zone(VM&, Value temporal_time_zone_like);
 | |
| ThrowCompletionOr<double> get_offset_nanoseconds_for(VM&, Value time_zone, Instant&);
 | |
| ThrowCompletionOr<String> builtin_time_zone_get_offset_string_for(VM&, Value time_zone, Instant&);
 | |
| ThrowCompletionOr<PlainDateTime*> builtin_time_zone_get_plain_date_time_for(VM&, Value time_zone, Instant&, Object& calendar);
 | |
| ThrowCompletionOr<Instant*> builtin_time_zone_get_instant_for(VM&, Value time_zone, PlainDateTime&, StringView disambiguation);
 | |
| ThrowCompletionOr<Instant*> disambiguate_possible_instants(VM&, MarkedVector<Instant*> const& possible_instants, Value time_zone, PlainDateTime&, StringView disambiguation);
 | |
| ThrowCompletionOr<MarkedVector<Instant*>> get_possible_instants_for(VM&, Value time_zone, PlainDateTime&);
 | |
| ThrowCompletionOr<bool> time_zone_equals(VM&, Object& one, Object& two);
 | |
| 
 | |
| }
 | 
