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Move the auto assign helper class to the shared utility header.

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This commit is contained in:
Sandu Liviu Catalin 2016-08-25 11:54:29 +03:00
parent 64416c093c
commit d95f3253d4
2 changed files with 76 additions and 76 deletions
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76
shared/Base/Utility.hpp
View File

@ -1286,6 +1286,82 @@ typedef BitGuard< Uint8 > BitGuardU8;
typedef BitGuard< Uint16 > BitGuardU16;
typedef BitGuard< Uint32 > BitGuardU32;
/* ------------------------------------------------------------------------------------------------
* RAII approach to make sure a value is assigned regardless of what exceptions are thrown.
*/
template < typename T > class AutoAssign
{
private:
// --------------------------------------------------------------------------------------------
T & m_Var; // Variable to receive the value.
T m_Val; // Value to be assigned.
public:
/* --------------------------------------------------------------------------------------------
* Default constructor.
*/
AutoAssign(T & variable, T value)
: m_Var(variable), m_Val(value)
{
/* ... */
}
/* --------------------------------------------------------------------------------------------
* Default constructor.
*/
AutoAssign(T & variable, T value, T start)
: m_Var(variable), m_Val(value)
{
m_Var = start;
}
/* --------------------------------------------------------------------------------------------
* Copy constructor. (disabled)
*/
AutoAssign(const AutoAssign & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move constructor. (disabled)
*/
AutoAssign(AutoAssign && o) = delete;
/* --------------------------------------------------------------------------------------------
* Destructor.
*/
~AutoAssign()
{
m_Var = m_Val;
}
/* --------------------------------------------------------------------------------------------
* Copy assignment operator. (disabled)
*/
AutoAssign & operator = (const AutoAssign & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move assignment operator. (disabled)
*/
AutoAssign & operator = (AutoAssign && o) = delete;
/* --------------------------------------------------------------------------------------------
* Direct value assignment.
*/
template < typename U > AutoAssign & operator = (U value)
{
m_Var = value;
}
/* --------------------------------------------------------------------------------------------
* Direct value assignment.
*/
template < typename U > void Set(U value)
{
m_Val = value;
}
};
/* ------------------------------------------------------------------------------------------------
* Implements RAII to restore the VM stack to it's initial size on function exit.
*/

76
source/Base/Shared.hpp
View File

@ -311,82 +311,6 @@ public:
}
};
/* ------------------------------------------------------------------------------------------------
* RAII approach to make sure a value is assigned regardless of what exceptions are thrown.
*/
template < typename T > class AutoAssign
{
private:
// --------------------------------------------------------------------------------------------
T & m_Var; // Variable to receive the value.
T m_Val; // Value to be assigned.
public:
/* --------------------------------------------------------------------------------------------
* Default constructor.
*/
AutoAssign(T & variable, T value)
: m_Var(variable), m_Val(value)
{
/* ... */
}
/* --------------------------------------------------------------------------------------------
* Default constructor.
*/
AutoAssign(T & variable, T value, T start)
: m_Var(variable), m_Val(value)
{
m_Var = start;
}
/* --------------------------------------------------------------------------------------------
* Copy constructor. (disabled)
*/
AutoAssign(const AutoAssign & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move constructor. (disabled)
*/
AutoAssign(AutoAssign && o) = delete;
/* --------------------------------------------------------------------------------------------
* Destructor.
*/
~AutoAssign()
{
m_Var = m_Val;
}
/* --------------------------------------------------------------------------------------------
* Copy assignment operator. (disabled)
*/
AutoAssign & operator = (const AutoAssign & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move assignment operator. (disabled)
*/
AutoAssign & operator = (AutoAssign && o) = delete;
/* --------------------------------------------------------------------------------------------
* Direct value assignment.
*/
template < typename U > AutoAssign & operator = (U value)
{
m_Var = value;
}
/* --------------------------------------------------------------------------------------------
* Direct value assignment.
*/
template < typename U > void Set(U value)
{
m_Var = value;
}
};
/* ------------------------------------------------------------------------------------------------
* Retrieve the string delimiter of a base type.
*/