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/*
* Copyright (c) 2022, 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/Collator.h>
#include <LibJS/Runtime/Intl/CollatorConstructor.h>
#include <LibUnicode/Locale.h>
namespace JS::Intl {
// 10.1.2 InitializeCollator ( collator, locales, options ), https://tc39.es/ecma402/#sec-initializecollator
static ThrowCompletionOr<Collator*> initialize_collator(VM& vm, Collator& collator, Value locales_value, Value options_value)
{
auto& realm = *vm.current_realm();
auto& global_object = realm.global_object();
// 1. Let requestedLocales be ? CanonicalizeLocaleList(locales).
auto requested_locales = TRY(canonicalize_locale_list(vm, locales_value));
// 2. Set options to ? CoerceOptionsToObject(options).
auto* options = TRY(coerce_options_to_object(vm, options_value));
// 3. Let usage be ? GetOption(options, "usage", "string", « "sort", "search" », "sort").
auto usage = TRY(get_option(vm, *options, vm.names.usage, OptionType::String, { "sort"sv, "search"sv }, "sort"sv));
// 4. Set collator.[[Usage]] to usage.
collator.set_usage(usage.as_string().string());
// 5. If usage is "sort", then
// a. Let localeData be %Collator%.[[SortLocaleData]].
// 6. Else,
// a. Let localeData be %Collator%.[[SearchLocaleData]].
// 7. Let opt be a new Record.
LocaleOptions opt {};
// 8. 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));
// 9. Set opt.[[localeMatcher]] to matcher.
opt.locale_matcher = matcher;
// 10. Let collation be ? GetOption(options, "collation", "string", undefined, undefined).
auto collation = TRY(get_option(vm, *options, vm.names.collation, OptionType::String, {}, Empty {}));
// 11. If collation is not undefined, then
if (!collation.is_undefined()) {
// a. If collation does not match the Unicode Locale Identifier type nonterminal, throw a RangeError exception.
if (!Unicode::is_type_identifier(collation.as_string().string()))
return vm.throw_completion<RangeError>(ErrorType::OptionIsNotValidValue, collation, "collation"sv);
// 12. Set opt.[[co]] to collation.
opt.co = collation.as_string().string();
}
// 13. Let numeric be ? GetOption(options, "numeric", "boolean", undefined, undefined).
auto numeric = TRY(get_option(vm, *options, vm.names.numeric, OptionType::Boolean, {}, Empty {}));
// 14. If numeric is not undefined, then
// a. Let numeric be ! ToString(numeric).
// 15. Set opt.[[kn]] to numeric.
if (!numeric.is_undefined())
opt.kn = MUST(numeric.to_string(global_object));
// 16. Let caseFirst be ? GetOption(options, "caseFirst", "string", « "upper", "lower", "false" », undefined).
// 17. Set opt.[[kf]] to caseFirst.
auto case_first = TRY(get_option(vm, *options, vm.names.caseFirst, OptionType::String, { "upper"sv, "lower"sv, "false"sv }, Empty {}));
if (!case_first.is_undefined())
opt.kf = case_first.as_string().string();
// 18. Let relevantExtensionKeys be %Collator%.[[RelevantExtensionKeys]].
auto relevant_extension_keys = Collator::relevant_extension_keys();
// 19. Let r be ResolveLocale(%Collator%.[[AvailableLocales]], requestedLocales, opt, relevantExtensionKeys, localeData).
auto result = resolve_locale(requested_locales, opt, relevant_extension_keys);
// 20. Set collator.[[Locale]] to r.[[locale]].
collator.set_locale(move(result.locale));
// 21. Let collation be r.[[co]].
// 22. If collation is null, let collation be "default".
// 23. Set collator.[[Collation]] to collation.
collator.set_collation(result.co.has_value() ? result.co.release_value() : "default");
// 24. If relevantExtensionKeys contains "kn", then
if (relevant_extension_keys.span().contains_slow("kn"sv) && result.kn.has_value()) {
// a. Set collator.[[Numeric]] to SameValue(r.[[kn]], "true").
collator.set_numeric(same_value(js_string(vm, result.kn.release_value()), js_string(vm, "true"sv)));
}
// 25. If relevantExtensionKeys contains "kf", then
if (relevant_extension_keys.span().contains_slow("kf"sv) && result.kf.has_value()) {
// a. Set collator.[[CaseFirst]] to r.[[kf]].
collator.set_case_first(result.kf.release_value());
}
// 26. Let sensitivity be ? GetOption(options, "sensitivity", "string", « "base", "accent", "case", "variant" », undefined).
auto sensitivity = TRY(get_option(vm, *options, vm.names.sensitivity, OptionType::String, { "base"sv, "accent"sv, "case"sv, "variant"sv }, Empty {}));
// 27. If sensitivity is undefined, then
if (sensitivity.is_undefined()) {
// a. If usage is "sort", then
if (collator.usage() == Collator::Usage::Sort) {
// i. Let sensitivity be "variant".
sensitivity = js_string(vm, "variant"sv);
}
// b. Else,
else {
// i. Let dataLocale be r.[[dataLocale]].
// ii. Let dataLocaleData be localeData.[[<dataLocale>]].
// iii. Let sensitivity be dataLocaleData.[[sensitivity]].
sensitivity = js_string(vm, "base"sv);
}
}
// 28. Set collator.[[Sensitivity]] to sensitivity.
collator.set_sensitivity(sensitivity.as_string().string());
// 29. Let ignorePunctuation be ? GetOption(options, "ignorePunctuation", "boolean", undefined, false).
auto ignore_punctuation = TRY(get_option(vm, *options, vm.names.ignorePunctuation, OptionType::Boolean, {}, false));
// 30. Set collator.[[IgnorePunctuation]] to ignorePunctuation.
collator.set_ignore_punctuation(ignore_punctuation.as_bool());
// 31. Return collator.
return &collator;
}
// 10.1 The Intl.Collator Constructor, https://tc39.es/ecma402/#sec-the-intl-collator-constructor
CollatorConstructor::CollatorConstructor(Realm& realm)
: NativeFunction(vm().names.Collator.as_string(), *realm.global_object().function_prototype())
{
}
void CollatorConstructor::initialize(Realm& realm)
{
NativeFunction::initialize(realm);
auto& vm = this->vm();
// 10.2.1 Intl.Collator.prototype, https://tc39.es/ecma402/#sec-intl.collator.prototype
define_direct_property(vm.names.prototype, realm.global_object().intl_collator_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);
}
// 10.1.1 Intl.Collator ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-intl.collator
ThrowCompletionOr<Value> CollatorConstructor::call()
{
// 1. If NewTarget is undefined, let newTarget be the active function object, else let newTarget be NewTarget
return TRY(construct(*this));
}
// 10.1.1 Intl.Collator ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-intl.collator
ThrowCompletionOr<Object*> CollatorConstructor::construct(FunctionObject& new_target)
{
auto& vm = this->vm();
auto& global_object = this->global_object();
auto locales = vm.argument(0);
auto options = vm.argument(1);
// 2. Let internalSlotsList be « [[InitializedCollator]], [[Locale]], [[Usage]], [[Sensitivity]], [[IgnorePunctuation]], [[Collation]], [[BoundCompare]] ».
// 3. If %Collator%.[[RelevantExtensionKeys]] contains "kn", then
// a. Append [[Numeric]] as the last element of internalSlotsList.
// 4. If %Collator%.[[RelevantExtensionKeys]] contains "kf", then
// a. Append [[CaseFirst]] as the last element of internalSlotsList.
// 5. Let collator be ? OrdinaryCreateFromConstructor(newTarget, "%Collator.prototype%", internalSlotsList).
auto* collator = TRY(ordinary_create_from_constructor<Collator>(global_object, new_target, &GlobalObject::intl_collator_prototype));
// 6. Return ? InitializeCollator(collator, locales, options).
return TRY(initialize_collator(vm, *collator, locales, options));
}
// 10.2.2 Intl.Collator.supportedLocalesOf ( locales [ , options ] ), https://tc39.es/ecma402/#sec-intl.collator.supportedlocalesof
JS_DEFINE_NATIVE_FUNCTION(CollatorConstructor::supported_locales_of)
{
auto locales = vm.argument(0);
auto options = vm.argument(1);
// 1. Let availableLocales be %Collator%.[[AvailableLocales]].
// 2. Let requestedLocales be ? CanonicalizeLocaleList(locales).
auto requested_locales = TRY(canonicalize_locale_list(vm, locales));
// 3. Return ? SupportedLocales(availableLocales, requestedLocales, options).
return TRY(supported_locales(vm, requested_locales, options));
}
}
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