wex::variable Class Reference

Offers variable support to be used in macros. More...

#include <wex/ex/variable.h>

Public Member Functions
	variable (const std::string &name=std::string())
	Default constructor.
	variable (const pugi::xml_node &node)
	Constructor that sets members using specified xml node.
bool	expand (ex *ex)
	Expands variable to ex component.
bool	expand (std::string &value, ex *ex=nullptr) const
	Expands variable to value text.
const auto &	get_name () const
	Returns variable name.
const auto &	get_value () const
	Returns variable value.
bool	is_builtin () const
	Returns true if this variable is a built in.
bool	is_input () const
	Returns true if this is an input template.
bool	is_template () const
	Returns true if this variable is a template.
void	save (pugi::xml_node &node, const std::string *value=nullptr)
	Save in xml node.
void	set_ask_for_input (bool value=true)
	Sets the ask for input member, if appropriate for type.

Static Public Member Functions
static void	set_argument (const std::string &val)
	Sets argument (for a PROCESS variable).

Detailed Description

Offers variable support to be used in macros.

Variables are assigned from an xml node, and you can expand them on an ex component.

Member Function Documentation

expand() [1/2]

bool wex::variable::expand

(

ex *

ex

)

Expands variable to ex component.

This might update the internal value. Returns true if variable could be expanded.

expand() [2/2]

bool wex::variable::expand	(	std::string &	value,
		ex *	ex = nullptr ) const

Expands variable to value text.

Returns true if variable could be expanded.