diff options
Diffstat (limited to 'source/core')
| -rw-r--r-- | source/core/slang-common.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/source/core/slang-common.h b/source/core/slang-common.h index 9e73b50a9..7d455546a 100644 --- a/source/core/slang-common.h +++ b/source/core/slang-common.h @@ -84,6 +84,26 @@ namespace Slang } } +// SLANG_DEFER +template<typename F> +class SlangDeferImpl +{ + F f; +public: + SlangDeferImpl(F&& f) + : f(Slang::_Move(f)) + {} + ~SlangDeferImpl() + { + f(); + } +}; + +#ifndef SLANG_DEFER_LAMBDA +#define SLANG_DEFER_LAMBDA(x) auto SLANG_CONCAT(slang_defer_, __LINE__) = SlangDeferImpl(x) +#define SLANG_DEFER(x) auto SLANG_CONCAT(slang_defer_,__LINE__) = SlangDeferImpl([&](){x;}) +#endif + // // Some macros for avoiding boilerplate // TODO: could probably deduce the size with templates, and move the whole |