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comparison: xpcom/string/src/nsTStringComparator.cpp
xpcom/string/src/nsTStringComparator.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:6448f83b2868 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 int NS_FASTCALL | |
| 8 Compare( const nsTSubstring_CharT::base_string_type& lhs, const nsTSubstring_CharT::base_string_type& rhs, const nsTStringComparator_CharT& comp ) | |
| 9 { | |
| 10 typedef nsTSubstring_CharT::size_type size_type; | |
| 11 | |
| 12 if ( &lhs == &rhs ) | |
| 13 return 0; | |
| 14 | |
| 15 nsTSubstring_CharT::const_iterator leftIter, rightIter; | |
| 16 lhs.BeginReading(leftIter); | |
| 17 rhs.BeginReading(rightIter); | |
| 18 | |
| 19 size_type lLength = leftIter.size_forward(); | |
| 20 size_type rLength = rightIter.size_forward(); | |
| 21 size_type lengthToCompare = XPCOM_MIN(lLength, rLength); | |
| 22 | |
| 23 int result; | |
| 24 if ( (result = comp(leftIter.get(), rightIter.get(), lengthToCompare, lengthToCompare)) == 0 ) | |
| 25 { | |
| 26 if ( lLength < rLength ) | |
| 27 result = -1; | |
| 28 else if ( rLength < lLength ) | |
| 29 result = 1; | |
| 30 else | |
| 31 result = 0; | |
| 32 } | |
| 33 | |
| 34 return result; | |
| 35 } | |
| 36 | |
| 37 int | |
| 38 nsTDefaultStringComparator_CharT::operator()( const char_type* lhs, const char_type* rhs, uint32_t lLength, uint32_t rLength) const | |
| 39 { | |
| 40 return (lLength == rLength) ? nsCharTraits<CharT>::compare(lhs, rhs, lLength) : | |
| 41 (lLength > rLength) ? 1 : -1; | |
| 42 } |
