| Andrew Top | 0d1858f | 2019-05-15 22:01:47 -0700 | [diff] [blame] | 1 | // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "base/i18n/string_compare.h" |
| 6 | |
| 7 | #include "base/logging.h" |
| 8 | #include "base/strings/utf_string_conversions.h" |
| 9 | #include "third_party/icu/source/common/unicode/unistr.h" |
| 10 | |
| 11 | namespace base { |
| 12 | namespace i18n { |
| 13 | |
| 14 | #if !defined(UCONFIG_NO_COLLATION) |
| 15 | |
| 16 | // Compares the character data stored in two different string16 strings by |
| 17 | // specified Collator instance. |
| 18 | UCollationResult CompareString16WithCollator(const icu::Collator& collator, |
| 19 | const string16& lhs, |
| 20 | const string16& rhs) { |
| 21 | UErrorCode error = U_ZERO_ERROR; |
| 22 | UCollationResult result = collator.compare( |
| 23 | icu::UnicodeString(FALSE, lhs.c_str(), static_cast<int>(lhs.length())), |
| 24 | icu::UnicodeString(FALSE, rhs.c_str(), static_cast<int>(rhs.length())), |
| 25 | error); |
| 26 | DCHECK(U_SUCCESS(error)); |
| 27 | return result; |
| 28 | } |
| 29 | |
| 30 | #endif |
| 31 | |
| 32 | } // namespace i18n |
| 33 | } // namespace base |
