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// Copyright 2013 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.
#error Internationalization is expected to be enabled.
#endif // V8_INTL_SUPPORT
#ifndef V8_INTL_H_
#define V8_INTL_H_
#include "src/base/timezone-cache.h"
#include "src/objects.h"
#include "src/objects/string.h"
#include "unicode/uversion.h"
namespace U_ICU_NAMESPACE {
class TimeZone;
namespace v8 {
namespace internal {
const UChar* GetUCharBufferFromFlat(const String::FlatContent& flat,
std::unique_ptr<uc16[]>* dest,
int32_t length);
MUST_USE_RESULT Object* LocaleConvertCase(Handle<String> s, Isolate* isolate,
bool is_to_upper, const char* lang);
MUST_USE_RESULT Object* ConvertToLower(Handle<String> s, Isolate* isolate);
MUST_USE_RESULT Object* ConvertToUpper(Handle<String> s, Isolate* isolate);
MUST_USE_RESULT Object* ConvertCase(Handle<String> s, bool is_upper,
Isolate* isolate);
MUST_USE_RESULT Object* ConvertOneByteToLower(String* src, String* dst,
Isolate* isolate);
const uint8_t* ToLatin1LowerTable();
// ICUTimezoneCache calls out to ICU for TimezoneCache
// functionality in a straightforward way.
class ICUTimezoneCache : public base::TimezoneCache {
~ICUTimezoneCache() override;
const char* LocalTimezone(double time_ms) override;
double DaylightSavingsOffset(double time_ms) override;
double LocalTimeOffset() override;
void Clear() override;
icu::TimeZone* GetTimeZone();
bool GetOffsets(double time_ms, int32_t* raw_offset, int32_t* dst_offset);
icu::TimeZone* timezone_;
static const int32_t kMaxTimezoneChars = 100;
char timezone_name_[kMaxTimezoneChars];
char dst_timezone_name_[kMaxTimezoneChars];
} // namespace internal
} // namespace v8
#endif // V8_INTL_H_