StatementBlockNode Class Reference

A sequence of statements in a syntax tree. More...

#include <nodes.h>

Inheritance diagram for StatementBlockNode:

Collaboration diagram for StatementBlockNode:

Public Member Functions
	StatementBlockNode ()
	~StatementBlockNode ()
NodeType	GetNodeType ()
SyntaxNode *	GetNext ()
void	Add (SyntaxNode *node)
char *	GetTextCode ()
char *	Execute ()
void	Attach (SyntaxNode *node)
void	Detach (SyntaxNode *node)
void	Replace (SyntaxNode *n, SyntaxNode *x)
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 ()

Private Attributes
StatementBlockElement *	first

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

Detailed Description

A sequence of statements in a syntax tree.

Definition at line 151 of file nodes.h.

Constructor & Destructor Documentation

StatementBlockNode()

StatementBlockNode::StatementBlockNode

(

)

Definition at line 219 of file nodes.cpp.

References first, SyntaxNode::iterator, and SyntaxNode::SyntaxNode().

Referenced by Parser::Parse().

                                       :
    SyntaxNode()
{
    first = nullptr;
    iterator = nullptr;
}

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~StatementBlockNode()

StatementBlockNode::~StatementBlockNode

(

)

Definition at line 226 of file nodes.cpp.

References first, StatementBlockElement::next, and StatementBlockElement::statement.

{
    StatementBlockElement* e = first;

    while (e != nullptr)
    {
        StatementBlockElement* next = e->next;
        delete e->statement;
        delete e;
        e = next;
    }
}

Member Function Documentation

Add()

void StatementBlockNode::Add

(

SyntaxNode *

node

)

Definition at line 244 of file nodes.cpp.

References first, StatementBlockElement::next, and StatementBlockElement::statement.

Referenced by Parser::Parse().

{
    if (first == nullptr)
    {
        first = new StatementBlockElement();
        first->statement = node;
        first->next = nullptr;
        return;
    }

    StatementBlockElement* last = first;
    StatementBlockElement* current = first->next;

    while (current != nullptr)
    {
        current = current->next;
        last = last->next;
    }

    current = new StatementBlockElement();
    current->statement = node;
    current->next = nullptr;
    last->next = current;
}

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Attach()

void StatementBlockNode::Attach ( SyntaxNode *  node )

virtual

Implements SyntaxNode.

Definition at line 298 of file nodes.cpp.

{
}

Detach()

void StatementBlockNode::Detach ( SyntaxNode *  node )

virtual

Implements SyntaxNode.

Definition at line 302 of file nodes.cpp.

{
    // TODO: Implement Detach in StatementBlockNode
}

Execute()

char * StatementBlockNode::Execute ( )

virtual

Implements SyntaxNode.

Definition at line 275 of file nodes.cpp.

References CharBuffer::Append(), CharBuffer::ClearBuffer(), CharBuffer::Empty(), CharBuffer::EnsureGrowth(), SyntaxNode::Execute(), first, CharBuffer::GetString(), StatementBlockElement::next, SyntaxNode::output, StatementBlockElement::statement, and StrLen().

{
    output->ClearBuffer();
    output->Empty();

    StatementBlockElement* e = first;
    while (e != nullptr)
    {
        const char* out = e->statement->Execute();
        output->EnsureGrowth(StrLen(out) + 1);
        output->Append(out);
        e = e->next;
    }

    return output->GetString();
}

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GetNext()

SyntaxNode * StatementBlockNode::GetNext ( )

virtual

Implements SyntaxNode.

Definition at line 292 of file nodes.cpp.

{
    // TODO: Implement GetNext in StatementBlockNode
    return nullptr;
}

GetNodeType()

NodeType StatementBlockNode::GetNodeType ( )

virtual

Implements SyntaxNode.

Definition at line 239 of file nodes.cpp.

References statement.

{
    return statement;
}

GetTextCode()

char * StatementBlockNode::GetTextCode ( )

virtual

Implements SyntaxNode.

Definition at line 269 of file nodes.cpp.

{
    static char* ret = (char*)"SBLCK";
    return ret;
}

Replace()

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

virtual

Implements SyntaxNode.

Definition at line 307 of file nodes.cpp.

{
    // TODO: Implement Replace in StatementBlockNode
}

Member Data Documentation

first

StatementBlockElement* StatementBlockNode::first

private

Definition at line 167 of file nodes.h.

Referenced by Add(), Execute(), StatementBlockNode(), and ~StatementBlockNode().

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

• src/main/nodes.h
• src/main/nodes.cpp