122 lines
4.7 KiB
C++
122 lines
4.7 KiB
C++
/*
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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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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/Temporal/Duration.h>
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#include <LibJS/Runtime/Temporal/DurationConstructor.h>
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namespace JS::Temporal {
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// 7.1 The Temporal.Duration Constructor, https://tc39.es/proposal-temporal/#sec-temporal-duration-constructor
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DurationConstructor::DurationConstructor(GlobalObject& global_object)
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: NativeFunction(vm().names.Duration.as_string(), *global_object.function_prototype())
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{
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}
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void DurationConstructor::initialize(GlobalObject& global_object)
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{
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NativeFunction::initialize(global_object);
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auto& vm = this->vm();
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// 7.2.1 Temporal.Duration.prototype, https://tc39.es/proposal-temporal/#sec-temporal-duration-prototype
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define_direct_property(vm.names.prototype, global_object.temporal_duration_prototype(), 0);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_native_function(vm.names.from, from, 1, attr);
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define_direct_property(vm.names.length, Value(0), Attribute::Configurable);
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}
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// 7.1.1 Temporal.Duration ( [ years [ , months [ , weeks [ , days [ , hours [ , minutes [ , seconds [ , milliseconds [ , microseconds [ , nanoseconds ] ] ] ] ] ] ] ] ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.duration
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Value DurationConstructor::call()
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{
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auto& vm = this->vm();
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// 1. If NewTarget is undefined, then
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// a. Throw a TypeError exception.
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vm.throw_exception<TypeError>(global_object(), ErrorType::ConstructorWithoutNew, "Temporal.Duration");
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return {};
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}
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// 7.1.1 Temporal.Duration ( [ years [ , months [ , weeks [ , days [ , hours [ , minutes [ , seconds [ , milliseconds [ , microseconds [ , nanoseconds ] ] ] ] ] ] ] ] ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.duration
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Value DurationConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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auto& global_object = this->global_object();
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// 2. Let y be ? ToIntegerOrInfinity(years).
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auto y = vm.argument(0).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 3. Let mo be ? ToIntegerOrInfinity(months).
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auto mo = vm.argument(1).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 4. Let w be ? ToIntegerOrInfinity(weeks).
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auto w = vm.argument(2).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 5. Let d be ? ToIntegerOrInfinity(days).
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auto d = vm.argument(3).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 6. Let h be ? ToIntegerOrInfinity(hours).
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auto h = vm.argument(4).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 7. Let m be ? ToIntegerOrInfinity(minutes).
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auto m = vm.argument(5).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 8. Let s be ? ToIntegerOrInfinity(seconds).
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auto s = vm.argument(6).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 9. Let ms be ? ToIntegerOrInfinity(milliseconds).
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auto ms = vm.argument(7).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 10. Let mis be ? ToIntegerOrInfinity(microseconds).
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auto mis = vm.argument(8).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 11. Let ns be ? ToIntegerOrInfinity(nanoseconds).
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auto ns = vm.argument(9).to_integer_or_infinity(global_object);
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if (vm.exception())
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return {};
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// 12. Return ? CreateTemporalDuration(y, mo, w, d, h, m, s, ms, mis, ns, NewTarget).
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return create_temporal_duration(global_object, y, mo, w, d, h, m, s, ms, mis, ns, &new_target);
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}
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// 7.2.2 Temporal.Duration.from ( item ), https://tc39.es/proposal-temporal/#sec-temporal.duration.from
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JS_DEFINE_NATIVE_FUNCTION(DurationConstructor::from)
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{
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auto item = vm.argument(0);
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// 1. If Type(item) is Object and item has an [[InitializedTemporalDuration]] internal slot, then
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if (item.is_object() && is<Duration>(item.as_object())) {
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auto& duration = static_cast<Duration&>(item.as_object());
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// a. Return ? CreateTemporalDuration(item.[[Years]], item.[[Months]], item.[[Weeks]], item.[[Days]], item.[[Hours]], item.[[Minutes]], item.[[Seconds]], item.[[Milliseconds]], item.[[Microseconds]], item.[[Nanoseconds]]).
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return create_temporal_duration(global_object, duration.years(), duration.months(), duration.weeks(), duration.days(), duration.hours(), duration.minutes(), duration.seconds(), duration.milliseconds(), duration.microseconds(), duration.nanoseconds());
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}
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// 2. Return ? ToTemporalDuration(item).
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return to_temporal_duration(global_object, item);
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}
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}
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