812d3a7ef8
This is an editorial change in the Intl spec: https://github.com/tc39/ecma402/commit/110cb1f
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/*
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* Copyright (c) 2021-2022, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/Intl/NumberFormat.h>
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#include <LibJS/Runtime/Intl/NumberFormatFunction.h>
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namespace JS::Intl {
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// 15.5.2 Number Format Functions, https://tc39.es/ecma402/#sec-number-format-functions
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NumberFormatFunction* NumberFormatFunction::create(GlobalObject& global_object, NumberFormat& number_format)
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{
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return global_object.heap().allocate<NumberFormatFunction>(global_object, number_format, *global_object.function_prototype());
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}
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NumberFormatFunction::NumberFormatFunction(NumberFormat& number_format, Object& prototype)
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: NativeFunction(prototype)
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, m_number_format(number_format)
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{
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}
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void NumberFormatFunction::initialize(GlobalObject& global_object)
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{
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auto& vm = this->vm();
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Base::initialize(global_object);
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define_direct_property(vm.names.length, Value(1), Attribute::Configurable);
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define_direct_property(vm.names.name, js_string(vm, String::empty()), Attribute::Configurable);
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}
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ThrowCompletionOr<Value> NumberFormatFunction::call()
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{
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auto& global_object = this->global_object();
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auto& vm = global_object.vm();
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// 1. Let nf be F.[[NumberFormat]].
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// 2. Assert: Type(nf) is Object and nf has an [[InitializedNumberFormat]] internal slot.
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// 3. If value is not provided, let value be undefined.
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auto value = vm.argument(0);
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// 4. Let x be ? ToNumeric(value).
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value = TRY(value.to_numeric(global_object));
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// 5. Return ? FormatNumeric(nf, x).
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// Note: Our implementation of FormatNumeric does not throw.
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auto formatted = format_numeric(global_object, m_number_format, value);
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return js_string(vm, move(formatted));
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}
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void NumberFormatFunction::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(&m_number_format);
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}
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}
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