From 5adeb648f74c1771164c0686d6e0fc584cf36d9e Mon Sep 17 00:00:00 2001 From: Lexi Winter Date: Wed, 2 Jul 2025 04:00:06 +0100 Subject: move everything from util to core --- nihil.util/guard.ccm | 41 ----------------------------------------- 1 file changed, 41 deletions(-) delete mode 100644 nihil.util/guard.ccm (limited to 'nihil.util/guard.ccm') diff --git a/nihil.util/guard.ccm b/nihil.util/guard.ccm deleted file mode 100644 index 77394fc..0000000 --- a/nihil.util/guard.ccm +++ /dev/null @@ -1,41 +0,0 @@ -// This source code is released into the public domain. -export module nihil.util:guard; - -import nihil.std; - -namespace nihil { - -// guard: invoke a callable when this object is destroyed; this is similar to -// scope_exit from the library fundamentals TS, which LLVM doesn't implement. -export template -struct guard final { - // Initialise the guard with a callable we will invoke later. - explicit guard(F func) : m_func(std::move(func)) {} - - // We are being destroyed, so call the callable. - // If the callable throws, std::terminate() will be called. - ~guard() - { - if (m_func) - std::invoke(*m_func); - } - - // Release the guard. This turns the destructor into a no-op. - auto release(this guard &self) noexcept -> void - { - self.m_func.reset(); - } - - // Not default-constructible, movable or copyable. - guard() = delete; - guard(guard const &) = delete; - guard(guard &&) noexcept = delete; - auto operator=(this guard &, guard const &) -> guard & = delete; - auto operator=(this guard &, guard &&) noexcept -> guard & = delete; - -private: - // The callable to be invoked when we are destroyed. - std::optional m_func; -}; - -} // namespace nihil -- cgit v1.2.3