libcruft-util/view.cpp
Danny Robson 202c22eee8 view: simplify logical comparator implementation
we remove some duplicate and specific logical comparator specialisations
and instead rely on a base view/view comparator implementation by way of
make_view.
2017-12-20 12:31:52 +11:00

48 lines
1.7 KiB
C++

/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Copyright 2016-2017 Danny Robson <danny@nerdcruft.net>
*/
#include "view.hpp"
#include <algorithm>
#include <iterator>
///////////////////////////////////////////////////////////////////////////////
namespace util {
#define OSTREAM(A) \
template <> \
std::ostream& \
operator<< (std::ostream &os, view<A> a) { \
std::copy (a.cbegin (), \
std::find (a.cbegin (), a.cend (), '\0'), \
std::ostream_iterator<decltype(a)::value_type> (os)); \
\
return os; \
}
OSTREAM(const char*)
OSTREAM(char*)
OSTREAM( signed char*)
OSTREAM(unsigned char*)
OSTREAM(const signed char*)
OSTREAM(const unsigned char*)
OSTREAM(std::string::const_iterator)
OSTREAM(std::string::iterator)
#undef OSTREAM
}