Public Member Functions
	ReturnValue (const ReturnValue &_rhs)

ReturnValue &	operator= (const ReturnValue &_rhs)

template<typename _TOther_ , template< typename > class _RV_, std::enable_if_t< FollowReturnValuePattern< _RV_ >::value and std::is_convertible_v< _TOther_, _T_ >, bool > = true>
	ReturnValue (const _RV_< _TOther_ > &_rhs)

template<typename _TOther_ >
	ReturnValue (const ReturnValue< _TOther_ > &_rhs, std::enable_if_t< std::is_convertible_v< _TOther_, _T_ > > *=nullptr)

template<typename _TOther_ >
	ReturnValue (const ReturnValue< _TOther_ > &_rhs, std::enable_if_t< details::is_instance_v< _T_, QSharedPointer > and std::is_same_v< _TOther_, _TOther_ > > *=nullptr)

	ReturnValue (const ReturnValueError &_rve)

bool	success () const

const _T_ &	value () const

const _T_ &	expectSuccess () const

const QString &	message () const

template<size_t I>
auto const &	get () const &

template<size_t I>
auto &&	get () &&

ReturnValue< void >	discardValue () const

Detailed Description

template<typename _T_>
class knowCore::ReturnValue< _T_ >

Allows to return a value and a status (success or failure) and an error message in case of failure.

Friends And Related Symbol Documentation

template<typename _T_ >

knowCore::ReturnValue< _T_ > kCrvSuccess ( const _T_ & _t )

friend

Call this function to return from a function, after it was successfull and should be returning

Parameters

_t.

The documentation for this class was generated from the following files: