madara::expression::Variable Class Reference

Leaf node of parse tree. More...

Inheritance diagram for madara::expression::Variable:

Collaboration diagram for madara::expression::Variable:

Public Member Functions
	Variable (const std::string &key, madara::knowledge::ThreadSafeContext &context)
	constructors More...
virtual	~Variable (void)
	destructor More...
virtual int	add_precedence (int accumulated_precedence)
	returns the precedence level More...
virtual ComponentNode *	build (void)
	builds an equivalent ExpressionTree node More...
virtual int	precedence (void)
	abstract method for returning precedence level (higher value means higher precedence More...

Public Attributes
madara::knowledge::ThreadSafeContext &	context_
	Context for variables. More...
const std::string	key_
	Key for retrieving value of this variable. More...
Symbol *	left_
logger::Logger *	logger_
	left and right pointers More...
int	precedence_
Symbol *	right_

Detailed Description

Leaf node of parse tree.

Definition at line 958 of file Interpreter.cpp.

Constructor & Destructor Documentation

madara::expression::Variable::Variable	(	const std::string &	key,
		madara::knowledge::ThreadSafeContext &	context
	)

constructors

Definition at line 3208 of file Interpreter.cpp.

madara::expression::Variable::~Variable ( void  )

virtual

destructor

Definition at line 3216 of file Interpreter.cpp.

Member Function Documentation

int madara::expression::Variable::add_precedence ( int  accumulated_precedence )

virtual

returns the precedence level

Implements madara::expression::Symbol.

Definition at line 3222 of file Interpreter.cpp.

madara::expression::ComponentNode * madara::expression::Variable::build ( void  )

virtual

builds an equivalent ExpressionTree node

Implements madara::expression::Symbol.

Definition at line 3229 of file Interpreter.cpp.

virtual int madara::expression::Symbol::precedence ( void  )

inlinevirtualinherited

abstract method for returning precedence level (higher value means higher precedence

Definition at line 125 of file Interpreter.cpp.

Member Data Documentation

madara::knowledge::ThreadSafeContext& madara::expression::Variable::context_

Context for variables.

Definition at line 979 of file Interpreter.cpp.

const std::string madara::expression::Variable::key_

Key for retrieving value of this variable.

Definition at line 976 of file Interpreter.cpp.

Symbol* madara::expression::Symbol::left_

inherited

Definition at line 139 of file Interpreter.cpp.

logger::Logger* madara::expression::Symbol::logger_

inherited

left and right pointers

Definition at line 138 of file Interpreter.cpp.

int madara::expression::Symbol::precedence_

inherited

Definition at line 141 of file Interpreter.cpp.

Symbol* madara::expression::Symbol::right_

inherited

Definition at line 140 of file Interpreter.cpp.

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

• include/madara/expression/Interpreter.cpp