This class models the duck typing sqlite uses. It supports int, real, text, blob and null values. More...

#include <sl3/value.hpp>

Public Member Functions
	Value () noexcept
	Constructor.

	Value (int val) noexcept
	Constructor.

	Value (int64_t val) noexcept
	Constructor.

	Value (std::string val) noexcept
	Constructor.

	Value (const char *val)
	Constructor.

	Value (double val) noexcept
	Constructor.

	Value (Blob val) noexcept
	Constructor.

	~Value () noexcept
	Destructor.

	Value (const Value &) noexcept
	Copy constructor.

	Value (Value &&) noexcept
	Move constructor.

Value &	operator= (const Value &val)
	Assignment.

Value &	operator= (Value &&val)
	Assignment.

Value &	operator= (int val)
	Assignment.

Value &	operator= (const int64_t &val)
	Assignment.

Value &	operator= (const double &val)
	Assignment.

Value &	operator= (const std::string &val)
	Assignment.

Value &	operator= (const Blob &val)
	Assignment.

	operator int () const
	Implicit conversion operator.

	operator int64_t () const
	Implicit conversion operator.

	operator double () const
	Implicit conversion operator.

	operator const std::string & () const
	Implicit conversion operator.

	operator const Blob & () const
	Implicit conversion operator.

const int64_t &	int64 () const
	Access the value.

const double &	real () const
	Access the value.

const std::string &	text () const
	Access the value.

const Blob &	blob () const
	Access the value.

std::string	ejectText ()
	Moves the current value into the return value.

Blob	ejectBlob ()
	Moves the current value into the return value.

void	setNull () noexcept
	Set to NULL.

bool	isNull () const noexcept
	Check Null.

Type	getType () const noexcept
	The Type of the value.

void	swap (Value &other) noexcept
	swap function

Detailed Description

This class models the duck typing sqlite uses. It supports int, real, text, blob and null values.

The class has the current type info availalbe.

Constructor & Destructor Documentation

◆ Value() [1/9]

sl3::Value::Value ( )

noexcept

Constructor.

Creates a Null Value

◆ Value() [2/9]

sl3::Value::Value ( int val )

explicitnoexcept

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ Value() [3/9]

sl3::Value::Value ( int64_t val )

explicitnoexcept

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ Value() [4/9]

sl3::Value::Value ( std::string val )

explicitnoexcept

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ Value() [5/9]

sl3::Value::Value ( const char * val )

explicit

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ Value() [6/9]

sl3::Value::Value ( double val )

explicitnoexcept

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ Value() [7/9]

sl3::Value::Value ( Blob val )

explicitnoexcept

Constructor.

This constructor wiht an initialization value

Parameters

val	initial value

◆ ~Value()

sl3::Value::~Value ( )

noexcept

Destructor.

◆ Value() [8/9]

sl3::Value::Value ( const Value & )

noexcept

Copy constructor.

◆ Value() [9/9]

sl3::Value::Value ( Value && )

noexcept

Move constructor.

Member Function Documentation

◆ blob()

const Blob & sl3::Value::blob ( ) const

Access the value.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if the current value has a different type.

Returns: reference to the value

◆ ejectBlob()

Blob sl3::Value::ejectBlob ( )

Moves the current value into the return value.

After calling this function the value will be Null.

Exceptions

sl3::ErrTypeMisMatch in case of wrong type.

Returns: The value

◆ ejectText()

std::string sl3::Value::ejectText ( )

Moves the current value into the return value.

After calling this function the value will be Null.

Exceptions

sl3::ErrTypeMisMatch in case of wrong type.

Returns: The value

◆ getType()

Type sl3::Value::getType ( ) const

noexcept

The Type of the value.

Returns: the type

◆ int64()

const int64_t & sl3::Value::int64 ( ) const

Access the value.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if the current value has a different type.

Returns: reference to the value

◆ isNull()

bool sl3::Value::isNull ( ) const

noexcept

Check Null.

Returns: if the value is null

◆ operator const Blob &()

sl3::Value::operator const Blob & ( ) const

explicit

Implicit conversion operator.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if getType is incompatible

Returns: the value

◆ operator const std::string &()

sl3::Value::operator const std::string & ( ) const

explicit

Implicit conversion operator.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if getType is incompatible

Returns: the value

◆ operator double()

sl3::Value::operator double ( ) const

explicit

Implicit conversion operator.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if getType is incompatible
sl3::ErrOutOfRange	is the stored value is an int64_t and out of the min or max double range.

Returns: the value

◆ operator int()

sl3::Value::operator int ( ) const

explicit

Implicit conversion operator.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if getType is incompatible
sl3::ErrOutOfRange	is the stored value is an int64_t

Returns: the value

◆ operator int64_t()

sl3::Value::operator int64_t ( ) const

explicit

Implicit conversion operator.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if getType is incompatible

Returns: the value

◆ operator=() [1/7]

Value & sl3::Value::operator= ( const Blob & val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [2/7]

Value & sl3::Value::operator= ( const double & val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [3/7]

Value & sl3::Value::operator= ( const int64_t & val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [4/7]

Value & sl3::Value::operator= ( const std::string & val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [5/7]

Value & sl3::Value::operator= ( const Value & val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [6/7]

Value & sl3::Value::operator= ( int val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ operator=() [7/7]

Value & sl3::Value::operator= ( Value && val )

Assignment.

Exceptions

sl3::ErrTypeMisMatch if getType is incompatible

Note: , only value assignment happens here, the type does not change, the storage type might change in case of type is a variant.

Parameters

val new value

Returns: reference to this

◆ real()

const double & sl3::Value::real ( ) const

Access the value.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if the current value has a different type.

Returns: reference to the value

◆ setNull()

void sl3::Value::setNull ( )

noexcept

Set to NULL.

◆ swap()

void sl3::Value::swap ( Value & other )

noexcept

swap function

Independent of the type, a Value is always swapable.

Parameters

other value to swap with

◆ text()

const std::string & sl3::Value::text ( ) const

Access the value.

Exceptions

sl3::ErrNullValueAccess	if value is null.
sl3::ErrTypeMisMatch	if the current value has a different type.

Returns: reference to the value

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

include/sl3/value.hpp

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ Value() [1/9]

◆ Value() [2/9]

◆ Value() [3/9]

◆ Value() [4/9]

◆ Value() [5/9]

◆ Value() [6/9]

◆ Value() [7/9]

◆ ~Value()

◆ Value() [8/9]

◆ Value() [9/9]

Member Function Documentation

◆ blob()

◆ ejectBlob()

◆ ejectText()

◆ getType()

◆ int64()

◆ isNull()

◆ operator const Blob &()

◆ operator const std::string &()

◆ operator double()

◆ operator int()

◆ operator int64_t()

◆ operator=() [1/7]

◆ operator=() [2/7]

◆ operator=() [3/7]

◆ operator=() [4/7]

◆ operator=() [5/7]

◆ operator=() [6/7]

◆ operator=() [7/7]

◆ real()

◆ setNull()

◆ swap()

◆ text()