naiveproxy/base/i18n/string_compare.cc

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2018-08-11 08:35:24 +03:00
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/i18n/string_compare.h"
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
#include "third_party/icu/source/common/unicode/unistr.h"
namespace base {
namespace i18n {
// Compares the character data stored in two different string16 strings by
// specified Collator instance.
UCollationResult CompareString16WithCollator(const icu::Collator& collator,
const string16& lhs,
const string16& rhs) {
UErrorCode error = U_ZERO_ERROR;
UCollationResult result = collator.compare(
icu::UnicodeString(FALSE, lhs.c_str(), static_cast<int>(lhs.length())),
icu::UnicodeString(FALSE, rhs.c_str(), static_cast<int>(rhs.length())),
error);
DCHECK(U_SUCCESS(error));
return result;
}
} // namespace i18n
} // namespace base