mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-10-04 23:29:52 +00:00
9c3a775395
There have been a number of changes to the locale resolution AOs that we've fallen behind on. Mostly editorial, but includes one normative change to canonicalize Unicode extension keywords in the Intl.Locale constructor.
107 lines
4.4 KiB
C++
107 lines
4.4 KiB
C++
/*
|
|
* Copyright (c) 2022, Idan Horowitz <idan.horowitz@serenityos.org>
|
|
* Copyright (c) 2023-2024, Tim Flynn <trflynn89@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#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>
|
|
#include <LibJS/Runtime/Intl/SegmenterConstructor.h>
|
|
#include <LibJS/Runtime/Temporal/AbstractOperations.h>
|
|
|
|
namespace JS::Intl {
|
|
|
|
JS_DEFINE_ALLOCATOR(SegmenterConstructor);
|
|
|
|
// 18.1 The Intl.Segmenter Constructor, https://tc39.es/ecma402/#sec-intl-segmenter-constructor
|
|
SegmenterConstructor::SegmenterConstructor(Realm& realm)
|
|
: NativeFunction(realm.vm().names.Segmenter.as_string(), realm.intrinsics().function_prototype())
|
|
{
|
|
}
|
|
|
|
void SegmenterConstructor::initialize(Realm& realm)
|
|
{
|
|
Base::initialize(realm);
|
|
|
|
auto& vm = this->vm();
|
|
|
|
// 18.2.1 Intl.Segmenter.prototype, https://tc39.es/ecma402/#sec-intl.segmenter.prototype
|
|
define_direct_property(vm.names.prototype, realm.intrinsics().intl_segmenter_prototype(), 0);
|
|
define_direct_property(vm.names.length, Value(0), Attribute::Configurable);
|
|
|
|
u8 attr = Attribute::Writable | Attribute::Configurable;
|
|
define_native_function(realm, vm.names.supportedLocalesOf, supported_locales_of, 1, attr);
|
|
}
|
|
|
|
// 18.1.1 Intl.Segmenter ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-intl.segmenter
|
|
ThrowCompletionOr<Value> SegmenterConstructor::call()
|
|
{
|
|
// 1. If NewTarget is undefined, throw a TypeError exception.
|
|
return vm().throw_completion<TypeError>(ErrorType::ConstructorWithoutNew, "Intl.Segmenter");
|
|
}
|
|
|
|
// 18.1.1 Intl.Segmenter ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-intl.segmenter
|
|
ThrowCompletionOr<NonnullGCPtr<Object>> SegmenterConstructor::construct(FunctionObject& new_target)
|
|
{
|
|
auto& vm = this->vm();
|
|
|
|
auto locales = vm.argument(0);
|
|
auto options_value = vm.argument(1);
|
|
|
|
// 2. Let internalSlotsList be « [[InitializedSegmenter]], [[Locale]], [[SegmenterGranularity]] ».
|
|
// 3. Let segmenter be ? OrdinaryCreateFromConstructor(NewTarget, "%Segmenter.prototype%", internalSlotsList).
|
|
auto segmenter = TRY(ordinary_create_from_constructor<Segmenter>(vm, new_target, &Intrinsics::intl_segmenter_prototype));
|
|
|
|
// 4. Let requestedLocales be ? CanonicalizeLocaleList(locales).
|
|
auto requested_locales = TRY(canonicalize_locale_list(vm, locales));
|
|
|
|
// 5. Set options to ? GetOptionsObject(options).
|
|
auto* options = TRY(Temporal::get_options_object(vm, options_value));
|
|
|
|
// 6. Let opt be a new Record.
|
|
LocaleOptions opt {};
|
|
|
|
// 7. Let matcher be ? GetOption(options, "localeMatcher", string, « "lookup", "best fit" », "best fit").
|
|
auto matcher = TRY(get_option(vm, *options, vm.names.localeMatcher, OptionType::String, { "lookup"sv, "best fit"sv }, "best fit"sv));
|
|
|
|
// 8. Set opt.[[localeMatcher]] to matcher.
|
|
opt.locale_matcher = matcher;
|
|
|
|
// 9. Let localeData be %Segmenter%.[[LocaleData]].
|
|
|
|
// 10. Let r be ResolveLocale(%Segmenter%.[[AvailableLocales]], requestedLocales, opt, %Segmenter%.[[RelevantExtensionKeys]], localeData).
|
|
auto result = resolve_locale(requested_locales, opt, {});
|
|
|
|
// 11. Set segmenter.[[Locale]] to r.[[locale]].
|
|
segmenter->set_locale(move(result.locale));
|
|
|
|
// 12. Let granularity be ? GetOption(options, "granularity", string, « "grapheme", "word", "sentence" », "grapheme").
|
|
auto granularity = TRY(get_option(vm, *options, vm.names.granularity, OptionType::String, { "grapheme"sv, "word"sv, "sentence"sv }, "grapheme"sv));
|
|
|
|
// 13. Set segmenter.[[SegmenterGranularity]] to granularity.
|
|
segmenter->set_segmenter_granularity(granularity.as_string().utf8_string_view());
|
|
|
|
// 14. Return segmenter.
|
|
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(vm, locales));
|
|
|
|
// 3. Return ? FilterLocales(availableLocales, requestedLocales, options).
|
|
return TRY(filter_locales(vm, requested_locales, options));
|
|
}
|
|
|
|
}
|