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Merge pull request #908 from JordanMaples/fix_nodiscard_in_finally_macro

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Finally [[nodiscard]] - Version 2
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Jordan Maples [MSFT] 2020-08-12 15:49:55 -07:00 committed by GitHub
commit 0c80f51f7c
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1 changed files with 11 additions and 5 deletions
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include/gsl/gsl_util
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@ -32,6 +32,12 @@
#endif // _MSC_VER #endif // _MSC_VER
#if defined(__cplusplus) && (__cplusplus >= 201703L)
#define GSL_NODISCARD [[nodiscard]]
#else
#define GSL_NODISCARD
#endif // defined(__cplusplus) && (__cplusplus >= 201703L)
namespace gsl namespace gsl
{ {
// //
@ -67,13 +73,13 @@ private:
// finally() - convenience function to generate a final_action // finally() - convenience function to generate a final_action
template <class F> template <class F>
final_action<F> finally(const F& f) noexcept GSL_NODISCARD final_action<F> finally(const F& f) noexcept
{ {
return final_action<F>(f); return final_action<F>(f);
} }
template <class F> template <class F>
final_action<F> finally(F&& f) noexcept GSL_NODISCARD final_action<F> finally(F&& f) noexcept
{ {
return final_action<F>(std::forward<F>(f)); return final_action<F>(std::forward<F>(f));
} }