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libos: Add more constructor variants for Action/Function

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This commit is contained in:
apio 2024-09-18 21:44:46 +02:00
parent 1f0286c9c7
commit 17a31e5ea9
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 40 additions and 3 deletions
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43
libos/include/os/Action.h
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@ -44,6 +44,15 @@ namespace os
other.m_action = {};
}
/**
* @brief Construct a new Action object, copying it from another one.
*
* @param other The old Action object to copy from.
*/
Action(Action& other) : m_action(other.m_action)
{
}
/**
* @brief Construct a new Action object, copying it from another one.
*
@ -143,7 +152,7 @@ namespace os
*
* @param other The old Function object to move from. This object will become invalid.
*/
Function(Function&& other) : m_action(other.m_action)
Function(Function<Args...>&& other) : m_action(other.m_action)
{
other.m_action = {};
}
@ -153,7 +162,16 @@ namespace os
*
* @param other The old Function object to copy from.
*/
Function(const Function& other) : m_action(other.m_action)
Function(Function<Args...>& other) : m_action(other.m_action)
{
}
/**
* @brief Construct a new Function object, copying it from another one.
*
* @param other The old Function object to copy from.
*/
Function(const Function<Args...>& other) : m_action(other.m_action)
{
}
@ -194,24 +212,43 @@ namespace os
return m_action->call(args...);
}
/**
* @brief Call the underlying object.
*/
void operator()(Args... args) const
{
expect(m_action, "os::Function called with no underlying callable object");
return m_action->call(args...);
}
private:
class FunctionBase : public Shareable
{
public:
virtual void call(Args... args) = 0;
virtual void call(Args... args) const = 0;
virtual ~FunctionBase() = default;
};
template <typename T> class FunctionImpl final : public FunctionBase
{
public:
FunctionImpl(FunctionImpl<T>&& function) : m_function(move(function.m_function))
{
}
FunctionImpl(T&& function) : m_function(move(function))
{
}
void call(Args... args) override
{
return m_function(args...);
m_function(args...);
}
void call(Args... args) const override
{
m_function(args...);
}
private: