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LibJS: Reorganize spec steps for Intl.RelativeTimeFormat
This is an editorial change in the Intl spec:
a3ae343
This commit is contained in:
Timothy Flynn
Andreas Kling
parent
8941d0b49e
commit
04bb17ca94
5 changed files with 94 additions and 90 deletions
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@ -51,80 +51,7 @@ StringView RelativeTimeFormat::numeric_string() const
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}
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}
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// 17.1.1 InitializeRelativeTimeFormat ( relativeTimeFormat, locales, options ), https://tc39.es/ecma402/#sec-InitializeRelativeTimeFormat
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ThrowCompletionOr<RelativeTimeFormat*> initialize_relative_time_format(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, Value locales_value, Value options_value)
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{
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auto& vm = global_object.vm();
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// 1. Let requestedLocales be ? CanonicalizeLocaleList(locales).
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auto requested_locales = TRY(canonicalize_locale_list(global_object, locales_value));
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// 2. Set options to ? CoerceOptionsToObject(options).
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auto* options = TRY(coerce_options_to_object(global_object, options_value));
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// 3. Let opt be a new Record.
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LocaleOptions opt {};
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// 4. Let matcher be ? GetOption(options, "localeMatcher", "string", « "lookup", "best fit" », "best fit").
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auto matcher = TRY(get_option(global_object, *options, vm.names.localeMatcher, Value::Type::String, AK::Array { "lookup"sv, "best fit"sv }, "best fit"sv));
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// 5. Set opt.[[LocaleMatcher]] to matcher.
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opt.locale_matcher = matcher;
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// 6. Let numberingSystem be ? GetOption(options, "numberingSystem", "string", undefined, undefined).
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auto numbering_system = TRY(get_option(global_object, *options, vm.names.numberingSystem, Value::Type::String, {}, Empty {}));
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// 7. If numberingSystem is not undefined, then
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if (!numbering_system.is_undefined()) {
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// a. If numberingSystem does not match the Unicode Locale Identifier type nonterminal, throw a RangeError exception.
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if (!Unicode::is_type_identifier(numbering_system.as_string().string()))
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return vm.throw_completion<RangeError>(global_object, ErrorType::OptionIsNotValidValue, numbering_system, "numberingSystem"sv);
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// 8. Set opt.[[nu]] to numberingSystem.
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opt.nu = numbering_system.as_string().string();
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}
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// 9. Let localeData be %RelativeTimeFormat%.[[LocaleData]].
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// 10. Let r be ResolveLocale(%RelativeTimeFormat%.[[AvailableLocales]], requestedLocales, opt, %RelativeTimeFormat%.[[RelevantExtensionKeys]], localeData).
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auto result = resolve_locale(requested_locales, opt, RelativeTimeFormat::relevant_extension_keys());
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// 11. Let locale be r.[[locale]].
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auto locale = move(result.locale);
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// 12. Set relativeTimeFormat.[[Locale]] to locale.
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relative_time_format.set_locale(locale);
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// 13. Set relativeTimeFormat.[[DataLocale]] to r.[[dataLocale]].
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relative_time_format.set_data_locale(move(result.data_locale));
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// 14. Set relativeTimeFormat.[[NumberingSystem]] to r.[[nu]].
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if (result.nu.has_value())
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relative_time_format.set_numbering_system(result.nu.release_value());
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// 15. Let style be ? GetOption(options, "style", "string", « "long", "short", "narrow" », "long").
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auto style = TRY(get_option(global_object, *options, vm.names.style, Value::Type::String, { "long"sv, "short"sv, "narrow"sv }, "long"sv));
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// 16. Set relativeTimeFormat.[[Style]] to style.
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relative_time_format.set_style(style.as_string().string());
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// 17. Let numeric be ? GetOption(options, "numeric", "string", « "always", "auto" », "always").
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auto numeric = TRY(get_option(global_object, *options, vm.names.numeric, Value::Type::String, { "always"sv, "auto"sv }, "always"sv));
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// 18. Set relativeTimeFormat.[[Numeric]] to numeric.
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relative_time_format.set_numeric(numeric.as_string().string());
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// 19. Let relativeTimeFormat.[[NumberFormat]] be ! Construct(%NumberFormat%, « locale »).
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auto* number_format = MUST(construct(global_object, *global_object.intl_number_format_constructor(), js_string(vm, locale)));
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relative_time_format.set_number_format(static_cast<NumberFormat*>(number_format));
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// 20. Let relativeTimeFormat.[[PluralRules]] be ! Construct(%PluralRules%, « locale »).
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// FIXME: We do not yet support Intl.PluralRules.
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// 21. Return relativeTimeFormat.
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return &relative_time_format;
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}
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// 17.1.2 SingularRelativeTimeUnit ( unit ), https://tc39.es/ecma402/#sec-singularrelativetimeunit
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// 17.5.1 SingularRelativeTimeUnit ( unit ), https://tc39.es/ecma402/#sec-singularrelativetimeunit
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ThrowCompletionOr<Unicode::TimeUnit> singular_relative_time_unit(GlobalObject& global_object, StringView unit)
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{
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auto& vm = global_object.vm();
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@ -163,7 +90,7 @@ ThrowCompletionOr<Unicode::TimeUnit> singular_relative_time_unit(GlobalObject& g
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return vm.throw_completion<RangeError>(global_object, ErrorType::IntlInvalidUnit, unit);
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}
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// 17.1.3 PartitionRelativeTimePattern ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-PartitionRelativeTimePattern
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// 17.5.2 PartitionRelativeTimePattern ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-PartitionRelativeTimePattern
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ThrowCompletionOr<Vector<PatternPartitionWithUnit>> partition_relative_time_pattern(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, double value, StringView unit)
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{
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auto& vm = global_object.vm();
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@ -262,7 +189,7 @@ ThrowCompletionOr<Vector<PatternPartitionWithUnit>> partition_relative_time_patt
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return make_parts_list(pattern->pattern, Unicode::time_unit_to_string(time_unit), move(value_partitions));
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}
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// 17.1.4 MakePartsList ( pattern, unit, parts ), https://tc39.es/ecma402/#sec-makepartslist
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// 17.5.3 MakePartsList ( pattern, unit, parts ), https://tc39.es/ecma402/#sec-makepartslist
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Vector<PatternPartitionWithUnit> make_parts_list(StringView pattern, StringView unit, Vector<PatternPartition> parts)
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{
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// 1. Let patternParts be PartitionPattern(pattern).
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@ -295,7 +222,7 @@ Vector<PatternPartitionWithUnit> make_parts_list(StringView pattern, StringView
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return result;
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}
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// 17.1.5 FormatRelativeTime ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-FormatRelativeTime
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// 17.5.4 FormatRelativeTime ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-FormatRelativeTime
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ThrowCompletionOr<String> format_relative_time(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, double value, StringView unit)
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{
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// 1. Let parts be ? PartitionRelativeTimePattern(relativeTimeFormat, value, unit).
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@ -314,7 +241,7 @@ ThrowCompletionOr<String> format_relative_time(GlobalObject& global_object, Rela
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return result.build();
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}
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// 17.1.6 FormatRelativeTimeToParts ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-FormatRelativeTimeToParts
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// 17.5.5 FormatRelativeTimeToParts ( relativeTimeFormat, value, unit ), https://tc39.es/ecma402/#sec-FormatRelativeTimeToParts
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ThrowCompletionOr<Array*> format_relative_time_to_parts(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, double value, StringView unit)
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{
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auto& vm = global_object.vm();
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@ -28,7 +28,7 @@ public:
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static constexpr auto relevant_extension_keys()
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{
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// 17.3.3 Internal slots, https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat-internal-slots
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// 17.2.3 Internal slots, https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat-internal-slots
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// The value of the [[RelevantExtensionKeys]] internal slot is « "nu" ».
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return AK::Array { "nu"sv };
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}
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@ -77,7 +77,6 @@ struct PatternPartitionWithUnit : public PatternPartition {
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StringView unit;
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};
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ThrowCompletionOr<RelativeTimeFormat*> initialize_relative_time_format(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, Value locales_value, Value options_value);
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ThrowCompletionOr<Unicode::TimeUnit> singular_relative_time_unit(GlobalObject& global_object, StringView unit);
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ThrowCompletionOr<Vector<PatternPartitionWithUnit>> partition_relative_time_pattern(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, double value, StringView unit);
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Vector<PatternPartitionWithUnit> make_parts_list(StringView pattern, StringView unit, Vector<PatternPartition> parts);
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@ -8,12 +8,15 @@
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#include <LibJS/Runtime/Array.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/Intl/AbstractOperations.h>
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#include <LibJS/Runtime/Intl/NumberFormat.h>
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#include <LibJS/Runtime/Intl/NumberFormatConstructor.h>
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#include <LibJS/Runtime/Intl/RelativeTimeFormat.h>
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#include <LibJS/Runtime/Intl/RelativeTimeFormatConstructor.h>
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#include <LibUnicode/Locale.h>
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namespace JS::Intl {
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// 17.2 The Intl.RelativeTimeFormat Constructor, https://tc39.es/ecma402/#sec-intl-relativetimeformat-constructor
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// 17.1 The Intl.RelativeTimeFormat Constructor, https://tc39.es/ecma402/#sec-intl-relativetimeformat-constructor
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RelativeTimeFormatConstructor::RelativeTimeFormatConstructor(GlobalObject& global_object)
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: NativeFunction(vm().names.RelativeTimeFormat.as_string(), *global_object.function_prototype())
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{
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@ -25,7 +28,7 @@ void RelativeTimeFormatConstructor::initialize(GlobalObject& global_object)
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auto& vm = this->vm();
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// 17.3.1 Intl.RelativeTimeFormat.prototype, https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype
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// 17.2.1 Intl.RelativeTimeFormat.prototype, https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype
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define_direct_property(vm.names.prototype, global_object.intl_relative_time_format_prototype(), 0);
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define_direct_property(vm.names.length, Value(0), Attribute::Configurable);
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@ -33,14 +36,14 @@ void RelativeTimeFormatConstructor::initialize(GlobalObject& global_object)
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define_native_function(vm.names.supportedLocalesOf, supported_locales_of, 1, attr);
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}
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// 17.2.1 Intl.RelativeTimeFormat ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat
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// 17.1.1 Intl.RelativeTimeFormat ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat
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ThrowCompletionOr<Value> RelativeTimeFormatConstructor::call()
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{
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// 1. If NewTarget is undefined, throw a TypeError exception.
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return vm().throw_completion<TypeError>(global_object(), ErrorType::ConstructorWithoutNew, "Intl.RelativeTimeFormat");
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}
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// 17.2.1 Intl.RelativeTimeFormat ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat
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// 17.1.1 Intl.RelativeTimeFormat ( [ locales [ , options ] ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat
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ThrowCompletionOr<Object*> RelativeTimeFormatConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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@ -56,7 +59,7 @@ ThrowCompletionOr<Object*> RelativeTimeFormatConstructor::construct(FunctionObje
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return TRY(initialize_relative_time_format(global_object, *relative_time_format, locales, options));
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}
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// 17.3.2 Intl.RelativeTimeFormat.supportedLocalesOf ( locales [ , options ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.supportedLocalesOf
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// 17.2.2 Intl.RelativeTimeFormat.supportedLocalesOf ( locales [ , options ] ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.supportedLocalesOf
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JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatConstructor::supported_locales_of)
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{
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auto locales = vm.argument(0);
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@ -71,4 +74,77 @@ JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatConstructor::supported_locales_of)
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return TRY(supported_locales(global_object, requested_locales, options));
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}
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// 17.1.2 InitializeRelativeTimeFormat ( relativeTimeFormat, locales, options ), https://tc39.es/ecma402/#sec-InitializeRelativeTimeFormat
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ThrowCompletionOr<RelativeTimeFormat*> initialize_relative_time_format(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, Value locales_value, Value options_value)
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{
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auto& vm = global_object.vm();
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// 1. Let requestedLocales be ? CanonicalizeLocaleList(locales).
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auto requested_locales = TRY(canonicalize_locale_list(global_object, locales_value));
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// 2. Set options to ? CoerceOptionsToObject(options).
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auto* options = TRY(coerce_options_to_object(global_object, options_value));
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// 3. Let opt be a new Record.
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LocaleOptions opt {};
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// 4. Let matcher be ? GetOption(options, "localeMatcher", "string", « "lookup", "best fit" », "best fit").
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auto matcher = TRY(get_option(global_object, *options, vm.names.localeMatcher, Value::Type::String, AK::Array { "lookup"sv, "best fit"sv }, "best fit"sv));
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// 5. Set opt.[[LocaleMatcher]] to matcher.
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opt.locale_matcher = matcher;
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// 6. Let numberingSystem be ? GetOption(options, "numberingSystem", "string", undefined, undefined).
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auto numbering_system = TRY(get_option(global_object, *options, vm.names.numberingSystem, Value::Type::String, {}, Empty {}));
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// 7. If numberingSystem is not undefined, then
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if (!numbering_system.is_undefined()) {
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// a. If numberingSystem does not match the Unicode Locale Identifier type nonterminal, throw a RangeError exception.
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if (!Unicode::is_type_identifier(numbering_system.as_string().string()))
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return vm.throw_completion<RangeError>(global_object, ErrorType::OptionIsNotValidValue, numbering_system, "numberingSystem"sv);
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// 8. Set opt.[[nu]] to numberingSystem.
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opt.nu = numbering_system.as_string().string();
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}
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// 9. Let localeData be %RelativeTimeFormat%.[[LocaleData]].
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// 10. Let r be ResolveLocale(%RelativeTimeFormat%.[[AvailableLocales]], requestedLocales, opt, %RelativeTimeFormat%.[[RelevantExtensionKeys]], localeData).
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auto result = resolve_locale(requested_locales, opt, RelativeTimeFormat::relevant_extension_keys());
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// 11. Let locale be r.[[locale]].
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auto locale = move(result.locale);
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// 12. Set relativeTimeFormat.[[Locale]] to locale.
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relative_time_format.set_locale(locale);
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// 13. Set relativeTimeFormat.[[DataLocale]] to r.[[dataLocale]].
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relative_time_format.set_data_locale(move(result.data_locale));
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// 14. Set relativeTimeFormat.[[NumberingSystem]] to r.[[nu]].
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if (result.nu.has_value())
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relative_time_format.set_numbering_system(result.nu.release_value());
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// 15. Let style be ? GetOption(options, "style", "string", « "long", "short", "narrow" », "long").
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auto style = TRY(get_option(global_object, *options, vm.names.style, Value::Type::String, { "long"sv, "short"sv, "narrow"sv }, "long"sv));
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// 16. Set relativeTimeFormat.[[Style]] to style.
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relative_time_format.set_style(style.as_string().string());
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// 17. Let numeric be ? GetOption(options, "numeric", "string", « "always", "auto" », "always").
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auto numeric = TRY(get_option(global_object, *options, vm.names.numeric, Value::Type::String, { "always"sv, "auto"sv }, "always"sv));
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// 18. Set relativeTimeFormat.[[Numeric]] to numeric.
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relative_time_format.set_numeric(numeric.as_string().string());
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// 19. Let relativeTimeFormat.[[NumberFormat]] be ! Construct(%NumberFormat%, « locale »).
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auto* number_format = MUST(construct(global_object, *global_object.intl_number_format_constructor(), js_string(vm, locale)));
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relative_time_format.set_number_format(static_cast<NumberFormat*>(number_format));
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// 20. Let relativeTimeFormat.[[PluralRules]] be ! Construct(%PluralRules%, « locale »).
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// FIXME: We do not yet support Intl.PluralRules.
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// 21. Return relativeTimeFormat.
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return &relative_time_format;
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}
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}
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@ -27,4 +27,6 @@ private:
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JS_DECLARE_NATIVE_FUNCTION(supported_locales_of);
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};
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ThrowCompletionOr<RelativeTimeFormat*> initialize_relative_time_format(GlobalObject& global_object, RelativeTimeFormat& relative_time_format, Value locales_value, Value options_value);
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}
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@ -10,7 +10,7 @@
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namespace JS::Intl {
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// 17.4 Properties of the Intl.RelativeTimeFormat Prototype Object, https://tc39.es/ecma402/#sec-properties-of-intl-relativetimeformat-prototype-object
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// 17.3 Properties of the Intl.RelativeTimeFormat Prototype Object, https://tc39.es/ecma402/#sec-properties-of-intl-relativetimeformat-prototype-object
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RelativeTimeFormatPrototype::RelativeTimeFormatPrototype(GlobalObject& global_object)
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: PrototypeObject(*global_object.object_prototype())
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{
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@ -22,7 +22,7 @@ void RelativeTimeFormatPrototype::initialize(GlobalObject& global_object)
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auto& vm = this->vm();
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// 17.4.2 Intl.RelativeTimeFormat.prototype[ @@toStringTag ], https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype-toStringTag
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// 17.3.2 Intl.RelativeTimeFormat.prototype[ @@toStringTag ], https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype-toStringTag
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define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm, "Intl.RelativeTimeFormat"sv), Attribute::Configurable);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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@ -31,7 +31,7 @@ void RelativeTimeFormatPrototype::initialize(GlobalObject& global_object)
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define_native_function(vm.names.resolvedOptions, resolved_options, 0, attr);
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}
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// 17.4.3 Intl.RelativeTimeFormat.prototype.format ( value, unit ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype.format
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// 17.3.3 Intl.RelativeTimeFormat.prototype.format ( value, unit ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype.format
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JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatPrototype::format)
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{
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// 1. Let relativeTimeFormat be the this value.
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@ -49,7 +49,7 @@ JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatPrototype::format)
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return js_string(vm, move(formatted));
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}
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// 17.4.4 Intl.RelativeTimeFormat.prototype.formatToParts ( value, unit ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype.formatToParts
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// 17.3.4 Intl.RelativeTimeFormat.prototype.formatToParts ( value, unit ), https://tc39.es/ecma402/#sec-Intl.RelativeTimeFormat.prototype.formatToParts
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JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatPrototype::format_to_parts)
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{
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// 1. Let relativeTimeFormat be the this value.
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@ -66,7 +66,7 @@ JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatPrototype::format_to_parts)
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return TRY(format_relative_time_to_parts(global_object, *relative_time_format, value.as_double(), unit));
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}
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// 17.4.5 Intl.RelativeTimeFormat.prototype.resolvedOptions ( ), https://tc39.es/ecma402/#sec-intl.relativetimeformat.prototype.resolvedoptions
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// 17.3.5 Intl.RelativeTimeFormat.prototype.resolvedOptions ( ), https://tc39.es/ecma402/#sec-intl.relativetimeformat.prototype.resolvedoptions
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JS_DEFINE_NATIVE_FUNCTION(RelativeTimeFormatPrototype::resolved_options)
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{
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// 1. Let relativeTimeFormat be the this value.
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