mirror of
https://github.com/RGBCube/serenity
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b75b7f0c0d
Callers that are already in a fallible context will now TRY to allocate cells. Callers in infallible contexts get a FIXME.
60 lines
2 KiB
C++
60 lines
2 KiB
C++
/*
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* Copyright (c) 2021-2023, 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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// 1.5.2 Number Format Functions, https://tc39.es/proposal-intl-numberformat-v3/out/numberformat/proposed.html#sec-number-format-functions
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NonnullGCPtr<NumberFormatFunction> NumberFormatFunction::create(Realm& realm, NumberFormat& number_format)
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{
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return realm.heap().allocate<NumberFormatFunction>(realm, number_format, *realm.intrinsics().function_prototype()).release_allocated_value_but_fixme_should_propagate_errors();
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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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ThrowCompletionOr<void> NumberFormatFunction::initialize(Realm& realm)
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{
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auto& vm = this->vm();
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MUST_OR_THROW_OOM(Base::initialize(realm));
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define_direct_property(vm.names.length, Value(1), Attribute::Configurable);
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define_direct_property(vm.names.name, PrimitiveString::create(vm, String {}), Attribute::Configurable);
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return {};
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}
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ThrowCompletionOr<Value> NumberFormatFunction::call()
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{
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auto& vm = this->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 ? ToIntlMathematicalValue(value).
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auto mathematical_value = TRY(to_intl_mathematical_value(vm, value));
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// 5. Return ? FormatNumeric(nf, x).
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auto formatted = TRY(format_numeric(vm, m_number_format, move(mathematical_value)));
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return PrimitiveString::create(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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