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- // Copyright (C) 2009-2012 Lorenzo Caminiti
- // Distributed under the Boost Software License, Version 1.0
- // (see accompanying file LICENSE_1_0.txt or a copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- // Home at http://www.boost.org/libs/local_function
- #include <boost/local_function.hpp>
- #include <boost/typeof/typeof.hpp>
- #include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()
- #include <boost/detail/lightweight_test.hpp>
- #include <vector>
- #include <algorithm>
- struct employee {
- int salary;
- explicit employee(const int& a_salary): salary(a_salary) {}
- };
- BOOST_TYPEOF_REGISTER_TYPE(employee) // Register for `NAME` below.
- int main(void) {
- std::vector<employee> employees;
- employees.push_back(employee(85000));
- employees.push_back(employee(100000));
- employees.push_back(employee(120000));
- int min_salary = 100000;
- int u_limit = min_salary + 1;
- bool BOOST_LOCAL_FUNCTION(const bind& min_salary, const bind& u_limit,
- const employee& e) {
- return e.salary >= min_salary && e.salary < u_limit;
- } BOOST_LOCAL_FUNCTION_NAME(between)
-
- // Pass local function to an STL algorithm as a template paramter (this
- // cannot be done with plain member functions of local classes).
- std::vector<employee>::iterator i = std::find_if(
- employees.begin(), employees.end(), between);
- BOOST_TEST(i != employees.end());
- BOOST_TEST(i->salary >= min_salary && i->salary < u_limit);
- return boost::report_errors();
- }
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