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change generator_traits

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This commit is contained in:
bolero-MURAKAMI 2016-04-27 15:02:12 +09:00
parent ef073dbdbb
commit 7f137c0a83
6 changed files with 541 additions and 206 deletions
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7
sprout/generator/next_generator.hpp
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@ -20,11 +20,14 @@ namespace sprout {
// next_generator
//
// effect:
// sprout::generators::generator_access_traits<typename std::remove_reference<T>::type>::get_next_generator(t)
// sprout::generators::generator_access_traits<T>::get_next_generator(t)
// [default]
// ADL callable get_next_generator(t) -> get_next_generator(t)
// [default]
// callable t.next_generator() -> t.next_generator()
// T is not const
// && callable sprout::as_const(t).next_generator()
// -> sprout::const_reference_cast<decltype(std::declval<T&>().next_generator())>(sprout::as_const(cont).next_generator())
// otherwise, callable t.next_generator() -> t.next_generator()
// otherwise -> sprout::tuples::get<0>(t)
//
template<typename T>