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| author | John Hodge <tpg@mutabah.net> | 2016-06-06 17:25:17 +0800 |
|---|---|---|
| committer | John Hodge <tpg@mutabah.net> | 2016-06-06 17:25:17 +0800 |
| commit | bfec0115e412b584822d78b71f8fc9e30467d5dc (patch) | |
| tree | 8aa0fb102208aee1423761649628e0f6ca43d9be /src/common.hpp | |
| parent | 0821649dd024ae715769daa30d1d85fdd13e576b (diff) | |
| download | mrust-bfec0115e412b584822d78b71f8fc9e30467d5dc.tar.gz | |
HIR - Maintain trait list, use it for method lookup
Diffstat (limited to 'src/common.hpp')
| -rw-r--r-- | src/common.hpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/common.hpp b/src/common.hpp index da2c3898..bb3ef72e 100644 --- a/src/common.hpp +++ b/src/common.hpp @@ -208,4 +208,18 @@ inline ::std::ostream& operator<<(::std::ostream& os, const ::std::multimap<T,U, } +// ------------------------------------------------------------------- +// --- Reversed iterable +template <typename T> +struct reversion_wrapper { T& iterable; }; + +template <typename T> +auto begin (reversion_wrapper<T> w) { return ::std::rbegin(w.iterable); } + +template <typename T> +auto end (reversion_wrapper<T> w) { return ::std::rend(w.iterable); } + +template <typename T> +reversion_wrapper<T> reverse (T&& iterable) { return { iterable }; } + #endif |