VariableNode Class Reference

Use of a variable in a syntax tree. More...

#include <values.h>

Inheritance diagram for VariableNode:

Collaboration diagram for VariableNode:

Public Member Functions
	VariableNode (Variable *variable)
char *	GetText ()
Number *	Evaluate ()
void	AssignValue (Number *value) const
int	GetPrecedence ()
SyntaxNode *	GetNext ()
void	Attach (SyntaxNode *node)
void	Detach (SyntaxNode *node)
void	Replace (SyntaxNode *n, SyntaxNode *x)
Public Member Functions inherited from ExpressionNode
	ExpressionNode ()
	ExpressionNode (Number *value)
virtual	~ExpressionNode ()
NodeType	GetNodeType ()
virtual bool	IsSilent ()
char *	GetTextCode ()
char *	Execute ()
Public Member Functions inherited from SyntaxNode
	SyntaxNode ()
virtual	~SyntaxNode ()
void	SetFirstNode ()
bool	GetFirstNode () const
SyntaxNode *	GetParent () const
void	SetParent (SyntaxNode *node)
virtual ReductionType	GetReductionType ()
virtual void	ResetIterator ()

Protected Member Functions
char *	GetNodeText ()

Private Attributes
Variable *	variable

Additional Inherited Members
Protected Attributes inherited from ExpressionNode
Number *	result
Protected Attributes inherited from SyntaxNode
CharBuffer *	output
SyntaxNode *	parent
SyntaxNode *	iterator
bool	leftBottom

Detailed Description

Use of a variable in a syntax tree.

Definition at line 110 of file values.h.

Constructor & Destructor Documentation

VariableNode()

VariableNode::VariableNode ( Variable *  variable )

explicit

Definition at line 293 of file values.cpp.

References ExpressionNode::ExpressionNode(), and variable.

Referenced by InsVariableNode::InsVariableNode(), and Parser::ParseIdent().

                                            :
    ExpressionNode(), variable(variable)
{
}

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Member Function Documentation

AssignValue()

void VariableNode::AssignValue

(

Number *

value

)

const

Definition at line 309 of file values.cpp.

References Variable::AssignValue(), and variable.

Referenced by AssignmentNode::Evaluate().

{
    variable->AssignValue(value);
}

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Attach()

void VariableNode::Attach ( SyntaxNode *  node )

virtual

Implements SyntaxNode.

Definition at line 329 of file values.cpp.

{
}

Detach()

void VariableNode::Detach ( SyntaxNode *  node )

virtual

Implements SyntaxNode.

Definition at line 333 of file values.cpp.

{
}

Evaluate()

Number * VariableNode::Evaluate ( )

virtual

Implements ExpressionNode.

Reimplemented in InsVariableNode.

Definition at line 303 of file values.cpp.

References Variable::GetValue(), ExpressionNode::result, and variable.

Referenced by AssignmentNode::Evaluate().

{
    result = variable->GetValue();
    return result;
}

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GetNext()

SyntaxNode * VariableNode::GetNext ( )

virtual

Implements SyntaxNode.

Definition at line 324 of file values.cpp.

{
    return nullptr;
}

GetNodeText()

char * VariableNode::GetNodeText ( )

protectedvirtual

Implements ExpressionNode.

Reimplemented in InsVariableNode.

Definition at line 319 of file values.cpp.

References Variable::GetName(), and variable.

{
    return variable->GetName();
}

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GetPrecedence()

int VariableNode::GetPrecedence ( )

virtual

Implements ExpressionNode.

Definition at line 298 of file values.cpp.

{
    return 0;
}

GetText()

char * VariableNode::GetText ( )

virtual

Implements ExpressionNode.

Reimplemented in InsVariableNode.

Definition at line 314 of file values.cpp.

References Variable::GetName(), and variable.

{
    return variable->GetName();
}

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Replace()

void VariableNode::Replace ( SyntaxNode *  n, SyntaxNode *  x  )

virtual

Implements SyntaxNode.

Definition at line 337 of file values.cpp.

{
}

Member Data Documentation

variable

Variable* VariableNode::variable

private

Definition at line 127 of file values.h.

Referenced by AssignValue(), Evaluate(), GetNodeText(), GetText(), and VariableNode().

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

• src/main/values.h
• src/main/values.cpp