| 1 | |
|---|---|
| 2 | // Copyright (C) 2009-2012 Lorenzo Caminiti |
| 3 | // Distributed under the Boost Software License, Version 1.0 |
| 4 | // (see accompanying file LICENSE_1_0.txt or a copy at |
| 5 | // http://www.boost.org/LICENSE_1_0.txt) |
| 6 | // Home at http://www.boost.org/libs/local_function |
| 7 | |
| 8 | #include <boost/local_function.hpp> |
| 9 | #include <boost/function.hpp> |
| 10 | #include <boost/detail/lightweight_test.hpp> |
| 11 | #include <iostream> |
| 12 | |
| 13 | void call1(boost::function<int (int) > f) { BOOST_TEST(f(1) == 5); } |
| 14 | void call0(boost::function<int (void)> f) { BOOST_TEST(f() == 5); } |
| 15 | |
| 16 | boost::function<int (int, int)> linear(const int& slope) { |
| 17 | int BOOST_LOCAL_FUNCTION( (const bind& slope) |
| 18 | (int x)(default 1) (int y)(default 2) ) { |
| 19 | return x + slope * y; |
| 20 | } BOOST_LOCAL_FUNCTION_NAME(lin) |
| 21 | |
| 22 | boost::function<int (int, int)> f = lin; |
| 23 | BOOST_TEST(f(1, 2) == 5); |
| 24 | |
| 25 | call1(f: lin); |
| 26 | call0(f: lin); |
| 27 | |
| 28 | return lin; |
| 29 | } |
| 30 | |
| 31 | void call(void) { |
| 32 | boost::function<int (int, int)> f = linear(slope: 2); |
| 33 | BOOST_TEST(f(1, 2) == 5); |
| 34 | } |
| 35 | |
| 36 | int main(void) { |
| 37 | call(); |
| 38 | return boost::report_errors(); |
| 39 | } |
| 40 | |
| 41 |