1 // Copyright (C) 2014 Google Inc.
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
7 // http://www.apache.org/licenses/LICENSE-2.0
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
15 #include "cctype_tolower_equal.h"
23 namespace addressinput {
27 struct EqualToTolowerChar
28 : public std::binary_function<std::string::value_type,
29 std::string::value_type, bool> {
30 result_type operator()(first_argument_type a, second_argument_type b) const {
31 return std::tolower(a) == std::tolower(b);
37 EqualToTolowerString::result_type EqualToTolowerString::operator()(
38 const first_argument_type& a, const second_argument_type& b) const {
39 return a.size() == b.size() &&
40 std::equal(a.begin(), a.end(), b.begin(), EqualToTolowerChar());