diff options
Diffstat (limited to 'Userland/Libraries/LibJS/Runtime/Intl')
| -rw-r--r-- | Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.cpp | 72 | ||||
| -rw-r--r-- | Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.h | 3 |
2 files changed, 75 insertions, 0 deletions
diff --git a/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.cpp b/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.cpp index da9e01bb3e..6d11996b1f 100644 --- a/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.cpp +++ b/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.cpp @@ -4,11 +4,29 @@ * SPDX-License-Identifier: BSD-2-Clause */ +#include <AK/TypeCasts.h> #include <LibJS/Runtime/GlobalObject.h> +#include <LibJS/Runtime/Intl/NumberFormat.h> #include <LibJS/Runtime/Intl/NumberFormatPrototype.h> namespace JS::Intl { +static NumberFormat* typed_this(GlobalObject& global_object) +{ + auto& vm = global_object.vm(); + + auto* this_object = vm.this_value(global_object).to_object(global_object); + if (!this_object) + return nullptr; + + if (!is<NumberFormat>(this_object)) { + vm.throw_exception<TypeError>(global_object, ErrorType::NotA, "Intl.NumberFormat"); + return nullptr; + } + + return static_cast<NumberFormat*>(this_object); +} + // 15.4 Properties of the Intl.NumberFormat Prototype Object, https://tc39.es/ecma402/#sec-properties-of-intl-numberformat-prototype-object NumberFormatPrototype::NumberFormatPrototype(GlobalObject& global_object) : Object(*global_object.object_prototype()) @@ -23,6 +41,60 @@ void NumberFormatPrototype::initialize(GlobalObject& global_object) // 15.4.2 Intl.NumberFormat.prototype [ @@toStringTag ], https://tc39.es/ecma402/#sec-intl.numberformat.prototype-@@tostringtag define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm, "Intl.NumberFormat"), Attribute::Configurable); + + u8 attr = Attribute::Writable | Attribute::Configurable; + define_native_function(vm.names.resolvedOptions, resolved_options, 0, attr); +} + +// 15.4.5 Intl.NumberFormat.prototype.resolvedOptions ( ), https://tc39.es/ecma402/#sec-intl.numberformat.prototype.resolvedoptions +JS_DEFINE_NATIVE_FUNCTION(NumberFormatPrototype::resolved_options) +{ + // 1. Let nf be the this value. + // 2. If the implementation supports the normative optional constructor mode of 4.3 Note 1, then + // a. Set nf to ? UnwrapNumberFormat(nf). + // 3. Perform ? RequireInternalSlot(nf, [[InitializedNumberFormat]]). + auto* number_format = typed_this(global_object); + if (vm.exception()) + return {}; + + // 4. Let options be ! OrdinaryObjectCreate(%Object.prototype%). + auto* options = Object::create(global_object, global_object.object_prototype()); + + // 5. For each row of Table 11, except the header row, in table order, do + // a. Let p be the Property value of the current row. + // b. Let v be the value of nf's internal slot whose name is the Internal Slot value of the current row. + // c. If v is not undefined, then + // i. Perform ! CreateDataPropertyOrThrow(options, p, v). + options->create_data_property_or_throw(vm.names.locale, js_string(vm, number_format->locale())); + options->create_data_property_or_throw(vm.names.numberingSystem, js_string(vm, number_format->numbering_system())); + options->create_data_property_or_throw(vm.names.style, js_string(vm, number_format->style_string())); + if (number_format->has_currency()) + options->create_data_property_or_throw(vm.names.currency, js_string(vm, number_format->currency())); + if (number_format->has_currency_display()) + options->create_data_property_or_throw(vm.names.currencyDisplay, js_string(vm, number_format->currency_display_string())); + if (number_format->has_currency_sign()) + options->create_data_property_or_throw(vm.names.currencySign, js_string(vm, number_format->currency_sign_string())); + if (number_format->has_unit()) + options->create_data_property_or_throw(vm.names.unit, js_string(vm, number_format->unit())); + if (number_format->has_unit_display()) + options->create_data_property_or_throw(vm.names.unitDisplay, js_string(vm, number_format->unit_display_string())); + options->create_data_property_or_throw(vm.names.minimumIntegerDigits, Value(number_format->min_integer_digits())); + if (number_format->has_min_fraction_digits()) + options->create_data_property_or_throw(vm.names.minimumFractionDigits, Value(number_format->min_fraction_digits())); + if (number_format->has_max_fraction_digits()) + options->create_data_property_or_throw(vm.names.maximumFractionDigits, Value(number_format->max_fraction_digits())); + if (number_format->has_min_significant_digits()) + options->create_data_property_or_throw(vm.names.minimumSignificantDigits, Value(number_format->min_significant_digits())); + if (number_format->has_max_significant_digits()) + options->create_data_property_or_throw(vm.names.maximumSignificantDigits, Value(number_format->max_significant_digits())); + options->create_data_property_or_throw(vm.names.useGrouping, Value(number_format->use_grouping())); + options->create_data_property_or_throw(vm.names.notation, js_string(vm, number_format->notation_string())); + if (number_format->has_compact_display()) + options->create_data_property_or_throw(vm.names.compactDisplay, js_string(vm, number_format->compact_display_string())); + options->create_data_property_or_throw(vm.names.signDisplay, js_string(vm, number_format->sign_display_string())); + + // 5. Return options. + return options; } } diff --git a/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.h b/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.h index a9bd319006..f392ab7824 100644 --- a/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.h +++ b/Userland/Libraries/LibJS/Runtime/Intl/NumberFormatPrototype.h @@ -17,6 +17,9 @@ public: explicit NumberFormatPrototype(GlobalObject&); virtual void initialize(GlobalObject&) override; virtual ~NumberFormatPrototype() override = default; + +private: + JS_DECLARE_NATIVE_FUNCTION(resolved_options); }; } |