mirror/Sprout
1
0
Fork 0
mirror of https://github.com/bolero-MURAKAMI/Sprout.git synced 2025-05-10 09:23:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

add utility flat_while_loop/flat_until_loop

Browse source
This commit is contained in:
bolero-MURAKAMI 2016-03-29 19:36:57 +09:00
parent 99860f4bc7
commit 7233a268fd
2 changed files with 6 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
sprout/utility/until_loop.hpp
View file

@ -12,7 +12,6 @@
#include <sprout/utility/pair/pair.hpp> #include <sprout/utility/pair/pair.hpp>
namespace sprout { namespace sprout {
#ifdef SPROUT_CONFIG_DISABLE_CXX14_CONSTEXPR
namespace detail { namespace detail {
template<typename T, typename Predicate> template<typename T, typename Predicate>
inline SPROUT_CONSTEXPR sprout::pair<T, bool> inline SPROUT_CONSTEXPR sprout::pair<T, bool>
@ -60,21 +59,20 @@ namespace sprout {
typedef sprout::pair<T, bool> type; typedef sprout::pair<T, bool> type;
return sprout::detail::until_loop_impl(type(init, false), pred, unary_op, 1).second; return sprout::detail::until_loop_impl(type(init, false), pred, unary_op, 1).second;
} }
#else
// //
// until_loop // flat_until_loop
// //
// recursion depth: // recursion depth:
// 0 // 0
// //
template<typename T, typename Predicate, typename UnaryOperation> template<typename T, typename Predicate, typename UnaryOperation>
inline SPROUT_CXX14_CONSTEXPR T inline SPROUT_CXX14_CONSTEXPR T
until_loop(T init, Predicate pred, UnaryOperation unary_op) { flat_until_loop(T init, Predicate pred, UnaryOperation unary_op) {
for (; !pred(init); init = unary_op(init)) for (; !pred(init); init = unary_op(init))
; ;
return init; return init;
} }
#endif
} // namespace sprout } // namespace sprout
#endif // #ifndef SPROUT_UTILITY_UNTIL_LOOP_HPP #endif // #ifndef SPROUT_UTILITY_UNTIL_LOOP_HPP

8
sprout/utility/while_loop.hpp
View file

@ -12,7 +12,6 @@
#include <sprout/utility/pair/pair.hpp> #include <sprout/utility/pair/pair.hpp>
namespace sprout { namespace sprout {
#ifdef SPROUT_CONFIG_DISABLE_CXX14_CONSTEXPR
namespace detail { namespace detail {
template<typename T, typename Predicate> template<typename T, typename Predicate>
inline SPROUT_CONSTEXPR sprout::pair<T, bool> inline SPROUT_CONSTEXPR sprout::pair<T, bool>
@ -60,21 +59,20 @@ namespace sprout {
typedef sprout::pair<T, bool> type; typedef sprout::pair<T, bool> type;
return sprout::detail::while_loop_impl(type(init, false), pred, unary_op, 1).second; return sprout::detail::while_loop_impl(type(init, false), pred, unary_op, 1).second;
} }
#else
// //
// while_loop // flat_while_loop
// //
// recursion depth: // recursion depth:
// 0 // 0
// //
template<typename T, typename Predicate, typename UnaryOperation> template<typename T, typename Predicate, typename UnaryOperation>
inline SPROUT_CXX14_CONSTEXPR T inline SPROUT_CXX14_CONSTEXPR T
while_loop(T init, Predicate pred, UnaryOperation unary_op) { flat_while_loop(T init, Predicate pred, UnaryOperation unary_op) {
for (; pred(init); init = unary_op(init)) for (; pred(init); init = unary_op(init))
; ;
return init; return init;
} }
#endif
} // namespace sprout } // namespace sprout
#endif // #ifndef SPROUT_UTILITY_WHILE_LOOP_HPP #endif // #ifndef SPROUT_UTILITY_WHILE_LOOP_HPP