ScopeGuard< F >

Scope guard executing a callable object of type F on scope exit. More...

Public Member Functions
	ScopeGuard (const ScopeGuard &)=delete
ScopeGuard &	operator= (const ScopeGuard &)=delete
ScopeGuard &	operator= (ScopeGuard &&other)=delete
	ScopeGuard (ScopeGuard &&other)
	ScopeGuard (F &&f)
	Ctor. More...
	~ScopeGuard ()
	Destroy the scope guard object and execute the callable if execution is enabled.
void	dismiss () noexcept
	Dismiss the execution of the callable on scope exit.
void	rehire () noexcept
	Rehire the execution of the callable on scope exit.

Private Attributes
bool	_enabled = true
std::decay< F >::type	_f

Detailed Description

template<class F>
class a_util::ScopeGuard< F >

Scope guard executing a callable object of type F on scope exit.

The callable execution can be disabled/re-enabled by using dismiss() or rehire() respectively (default: enabled).

To actually create scope guards objects, the following convenience functions are provided:

• scopeExit()
• scopeSuccess()
• scopeFailure()

Template Parameters

F	Type of the callable object (pointer to function, lambda, etc.)

Definition at line 56 of file scopeguard.h.

Constructor & Destructor Documentation

ScopeGuard()

ScopeGuard ( F &&  f )

inlineexplicit

Ctor.

Parameters

[in]

f

The callable object to execute on scope exit

Definition at line 76 of file scopeguard.h.