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LibJS: Implement Intl.DurationFormat.supportedLocalesOf

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This commit is contained in:
Idan Horowitz 2022-06-30 01:25:47 +03:00
parent b910183351
commit b20ef7d640
3 changed files with 64 additions and 0 deletions
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19
Userland/Libraries/LibJS/Runtime/Intl/DurationFormatConstructor.cpp
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@ -5,6 +5,7 @@
*/
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/Array.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Intl/AbstractOperations.h>
#include <LibJS/Runtime/Intl/DurationFormat.h>
@ -27,6 +28,9 @@ void DurationFormatConstructor::initialize(GlobalObject& global_object)
// 1.3.1 Intl.DurationFormat.prototype, https://tc39.es/proposal-intl-duration-format/#sec-Intl.DurationFormat.prototype
define_direct_property(vm.names.prototype, global_object.intl_duration_format_prototype(), 0);
define_direct_property(vm.names.length, Value(0), Attribute::Configurable);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.supportedLocalesOf, supported_locales_of, 1, attr);
}
// 1.2.1 Intl.DurationFormat ( [ locales [ , options ] ] ), https://tc39.es/proposal-intl-duration-format/#sec-Intl.DurationFormat
@ -137,4 +141,19 @@ ThrowCompletionOr<Object*> DurationFormatConstructor::construct(FunctionObject&
return duration_format;
}
// 1.3.2 Intl.DurationFormat.supportedLocalesOf ( locales [ , options ] ), https://tc39.es/proposal-intl-duration-format/#sec-Intl.DurationFormat.supportedLocalesOf
JS_DEFINE_NATIVE_FUNCTION(DurationFormatConstructor::supported_locales_of)
{
auto locales = vm.argument(0);
auto options = vm.argument(1);
// 1. Let availableLocales be %DurationFormat%.[[AvailableLocales]].
// 2. Let requestedLocales be ? CanonicalizeLocaleList(locales).
auto requested_locales = TRY(canonicalize_locale_list(global_object, locales));
// 3. Return ? SupportedLocales(availableLocales, requestedLocales, options).
return TRY(supported_locales(global_object, requested_locales, options));
}
}