115 lines
4.1 KiB
C++
Executable File
115 lines
4.1 KiB
C++
Executable File
// Copyright 2015, Tobias Hermann and the FunctionalPlus contributors.
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// https://github.com/Dobiasd/FunctionalPlus
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#pragma once
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#include <fplus/internal/function_traits_asserts.hpp>
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namespace fplus
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{
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namespace internal
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{
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struct apply_to_pair_tag
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{
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};
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struct zip_with_tag
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{
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};
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struct zip_with_3_tag
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{
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};
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struct transform_fst_tag
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{
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};
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struct transform_snd_tag
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{
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};
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struct inner_product_with_tag
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{
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};
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template <typename F, typename X, typename Y>
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struct function_traits_asserts<apply_to_pair_tag, F, X, Y>
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{
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static_assert(utils::function_traits<F>::arity == 2,
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"Function must take two parameters.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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typedef typename utils::function_traits<F>::template arg<1>::type FIn1;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take pair.first type as first Parameter.");
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static_assert(std::is_convertible<Y, FIn1>::value,
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"Function does not take pair.second type as second Parameter.");
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};
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template <typename F, typename X, typename Y>
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struct function_traits_asserts<zip_with_tag, F, X, Y>
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{
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static_assert(utils::function_traits<F>::arity == 2,
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"Function must take two parameters.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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typedef typename utils::function_traits<F>::template arg<1>::type FIn1;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take elements from first Container as first Parameter.");
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static_assert(std::is_convertible<Y, FIn1>::value,
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"Function does not take elements from second Container as second Parameter.");
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};
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template <typename F, typename X, typename Y, typename Z>
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struct function_traits_asserts<zip_with_3_tag, F, X, Y, Z>
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{
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static_assert(utils::function_traits<F>::arity == 3,
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"Function must take two parameters.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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typedef typename utils::function_traits<F>::template arg<1>::type FIn1;
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typedef typename utils::function_traits<F>::template arg<2>::type FIn2;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take elements from first Container as first Parameter.");
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static_assert(std::is_convertible<Y, FIn1>::value,
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"Function does not take elements from second Container as second Parameter.");
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static_assert(std::is_convertible<Z, FIn2>::value,
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"Function does not take elements from third Container as third Parameter.");
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};
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template <typename F, typename X>
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struct function_traits_asserts<transform_fst_tag, F, X>
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{
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static_assert(utils::function_traits<F>::arity == 1,
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"Function must take one parameter.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take pair.first type as first Parameter.");
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};
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template <typename F, typename X>
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struct function_traits_asserts<transform_snd_tag, F, X>
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{
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static_assert(utils::function_traits<F>::arity == 1,
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"Function must take one parameter.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take pair.second type as first Parameter.");
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};
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template <typename F, typename X, typename Y>
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struct function_traits_asserts<inner_product_with_tag, F, X, Y>
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{
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static_assert(utils::function_traits<F>::arity == 2,
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"Function must take two parameters.");
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typedef typename utils::function_traits<F>::template arg<0>::type FIn0;
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typedef typename utils::function_traits<F>::template arg<1>::type FIn1;
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static_assert(std::is_convertible<X, FIn0>::value,
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"Function does not take elements from first Container as first Parameter.");
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static_assert(std::is_convertible<Y, FIn1>::value,
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"Function does not take elements from second Container as second Parameter.");
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};
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}
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}
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