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LibJS: Implement Intl.Segmenter.supportedLocalesOf

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Idan Horowitz 2022-01-29 23:53:24 +02:00 • committed by Linus Groh
parent 7cf3f11815
commit 6b8dfefc20
3 changed files with 64 additions and 0 deletions
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19
Userland/Libraries/LibJS/Runtime/Intl/SegmenterConstructor.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/Segmenter.h>
@ -28,6 +29,9 @@ void SegmenterConstructor::initialize(GlobalObject& global_object)
// 18.2.1 Intl.Segmenter.prototype, https://tc39.es/ecma402/#sec-intl.segmenter.prototype
define_direct_property(vm.names.prototype, global_object.intl_segmenter_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);
}
// 18.1.1 Intl.Segmenter ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-intl.segmenter
@ -83,4 +87,19 @@ ThrowCompletionOr<Object*> SegmenterConstructor::construct(FunctionObject& new_t
return segmenter;
}
// 18.2.2 Intl.Segmenter.supportedLocalesOf ( locales [ , options ] ), https://tc39.es/ecma402/#sec-intl.segmenter.supportedlocalesof
JS_DEFINE_NATIVE_FUNCTION(SegmenterConstructor::supported_locales_of)
{
auto locales = vm.argument(0);
auto options = vm.argument(1);
// 1. Let availableLocales be %Segmenter%.[[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));
}
}