js-relative-time-format.cc | Explore in Territory

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_INTL_SUPPORT
#error Internationalization is expected to be enabled.
#endif  // V8_INTL_SUPPORT

#include "src/objects/js-relative-time-format.h"

#include <map>
#include <memory>
#include <string>

#include "src/execution/isolate.h"
#include "src/heap/factory.h"
#include "src/objects/intl-objects.h"
#include "src/objects/js-number-format.h"
#include "src/objects/js-relative-time-format-inl.h"
#include "src/objects/managed-inl.h"
#include "src/objects/objects-inl.h"
#include "src/objects/option-utils.h"
#include "unicode/decimfmt.h"
#include "unicode/numfmt.h"
#include "unicode/reldatefmt.h"
#include "unicode/unum.h"

namespace v8 {
namespace internal {

namespace {
// Style: identifying the relative time format style used.
//
// ecma402/#sec-properties-of-intl-relativetimeformat-instances

enum class Style { … };

UDateRelativeDateTimeFormatterStyle toIcuStyle(Style style) { … }

Style fromIcuStyle(UDateRelativeDateTimeFormatterStyle icu_style) { … }
}  // namespace

MaybeHandle<JSRelativeTimeFormat> JSRelativeTimeFormat::New(
    Isolate* isolate, DirectHandle<Map> map, Handle<Object> locales,
    Handle<Object> input_options) { … }

namespace {

Handle<String> StyleAsString(Isolate* isolate, Style style) { … }

}  // namespace

Handle<JSObject> JSRelativeTimeFormat::ResolvedOptions(
    Isolate* isolate, DirectHandle<JSRelativeTimeFormat> format_holder) { … }

Handle<String> JSRelativeTimeFormat::NumericAsString() const { … }

namespace {

Handle<String> UnitAsString(Isolate* isolate, URelativeDateTimeUnit unit_enum) { … }

bool GetURelativeDateTimeUnit(DirectHandle<String> unit,
                              URelativeDateTimeUnit* unit_enum) { … }

template <typename T>
MaybeHandle<T> FormatCommon(
    Isolate* isolate, DirectHandle<JSRelativeTimeFormat> format,
    Handle<Object> value_obj, Handle<Object> unit_obj, const char* func_name,
    MaybeHandle<T> (*formatToResult)(Isolate*,
                                     const icu::FormattedRelativeDateTime&,
                                     DirectHandle<String>, bool)) { … }

MaybeHandle<String> FormatToString(
    Isolate* isolate, const icu::FormattedRelativeDateTime& formatted,
    DirectHandle<String> unit, bool is_nan) { … }

Maybe<bool> AddLiteral(Isolate* isolate, Handle<JSArray> array,
                       const icu::UnicodeString& string, int32_t index,
                       int32_t start, int32_t limit) { … }

Maybe<bool> AddUnit(Isolate* isolate, Handle<JSArray> array,
                    const icu::UnicodeString& string, int32_t index,
                    const NumberFormatSpan& part, DirectHandle<String> unit,
                    bool is_nan) { … }

MaybeHandle<JSArray> FormatToJSArray(
    Isolate* isolate, const icu::FormattedRelativeDateTime& formatted,
    DirectHandle<String> unit, bool is_nan) { … }

}  // namespace

MaybeHandle<String> JSRelativeTimeFormat::Format(
    Isolate* isolate, Handle<Object> value_obj, Handle<Object> unit_obj,
    DirectHandle<JSRelativeTimeFormat> format) { … }

MaybeHandle<JSArray> JSRelativeTimeFormat::FormatToParts(
    Isolate* isolate, Handle<Object> value_obj, Handle<Object> unit_obj,
    DirectHandle<JSRelativeTimeFormat> format) { … }

const std::set<std::string>& JSRelativeTimeFormat::GetAvailableLocales() { … }

}  // namespace internal
}  // namespace v8
chromium/v8/src/objects/js-relative-time-format.cc
