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LibJS: Add Temporal.Instant.from()
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3 changed files with 34 additions and 0 deletions
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@ -27,6 +27,7 @@ void InstantConstructor::initialize(GlobalObject& global_object)
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define_direct_property(vm.names.prototype, global_object.temporal_instant_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_native_function(vm.names.fromEpochSeconds, from_epoch_seconds, 1, attr);
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define_native_function(vm.names.fromEpochMilliseconds, from_epoch_milliseconds, 1, attr);
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define_native_function(vm.names.fromEpochMicroseconds, from_epoch_microseconds, 1, attr);
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@ -68,6 +69,21 @@ Value InstantConstructor::construct(FunctionObject& new_target)
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return create_temporal_instant(global_object, *epoch_nanoseconds, &new_target);
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}
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// 8.2.2 Temporal.Instant.from ( item ), https://tc39.es/proposal-temporal/#sec-temporal.instant.from
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JS_DEFINE_NATIVE_FUNCTION(InstantConstructor::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 [[InitializedTemporalInstant]] internal slot, then
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if (item.is_object() && is<Instant>(item.as_object())) {
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// a. Return ? CreateTemporalInstant(item.[[Nanoseconds]]).
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return create_temporal_instant(global_object, *js_bigint(vm.heap(), static_cast<Instant&>(item.as_object()).nanoseconds().big_integer()));
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}
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// 2. Return ? ToTemporalInstant(item).
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return to_temporal_instant(global_object, item);
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}
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// 8.2.3 Temporal.Instant.fromEpochSeconds ( epochSeconds ), https://tc39.es/proposal-temporal/#sec-temporal.instant.fromepochseconds
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JS_DEFINE_NATIVE_FUNCTION(InstantConstructor::from_epoch_seconds)
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{
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