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LibJS: Implement Temporal.PlainMonthDay.prototype.toLocaleString()

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This commit is contained in:
Linus Groh 2021-08-19 08:42:49 +01:00
parent ea44f33d5b
commit 5904c6bf18
3 changed files with 43 additions and 0 deletions
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19
Userland/Libraries/LibJS/Runtime/Temporal/PlainMonthDayPrototype.cpp
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@ -34,6 +34,7 @@ void PlainMonthDayPrototype::initialize(GlobalObject& global_object)
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.toString, to_string, 0, attr);
define_native_function(vm.names.toLocaleString, to_locale_string, 0, attr);
define_native_function(vm.names.valueOf, value_of, 0, attr);
define_native_function(vm.names.getISOFields, get_iso_fields, 0, attr);
}
@ -123,6 +124,24 @@ JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::to_string)
return js_string(vm, *string);
}
// 10.3.9 Temporal.PlainMonthDay.prototype.toLocaleString ( [ locales [ , options ] ] ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.prototype.tolocalestring
// NOTE: This is the minimum toLocaleString implementation for engines without ECMA-402.
JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::to_locale_string)
{
// 1. Let monthDay be the this value.
// 2. Perform ? RequireInternalSlot(monthDay, [[InitializedTemporalMonthDay]]).
auto* month_day = typed_this(global_object);
if (vm.exception())
return {};
// 3. Return ? TemporalMonthDayToString(monthDay, "auto").
auto string = temporal_month_day_to_string(global_object, *month_day, "auto"sv);
if (vm.exception())
return {};
return js_string(vm, *string);
}
// 10.3.11 Temporal.PlainMonthDay.prototype.valueOf ( ), https://tc39.es/proposal-temporal/#sec-temporal.plainmonthday.prototype.valueof
JS_DEFINE_NATIVE_FUNCTION(PlainMonthDayPrototype::value_of)
{

1
Userland/Libraries/LibJS/Runtime/Temporal/PlainMonthDayPrototype.h
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@ -23,6 +23,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(month_code_getter);
JS_DECLARE_NATIVE_FUNCTION(day_getter);
JS_DECLARE_NATIVE_FUNCTION(to_string);
JS_DECLARE_NATIVE_FUNCTION(to_locale_string);
JS_DECLARE_NATIVE_FUNCTION(value_of);
JS_DECLARE_NATIVE_FUNCTION(get_iso_fields);
};