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/*
* Copyright (C) 2007-2014 Xagasoft, All rights reserved.
*
* This file is part of the Xagasoft Build and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef AST_H
#define AST_H
#include "bu/list.h"
#include "bu/stack.h"
#include "bu/string.h"
#include "bu/formatter.h"
#include "astnode.h"
/**
* Abstract Symbol Tree. This is the thing that the parser builds for us. In
* the end, this is also what we "run" when we run build files.
*/
class Ast
{
public:
typedef Bu::List<AstNode *> NodeList;
Ast();
virtual ~Ast();
void addNode( struct YYLTYPE &loc, AstNode::Type eType );
void addNode( struct YYLTYPE &loc, AstNode::Type eType, int iVal );
void addNode( struct YYLTYPE &loc, AstNode::Type eType, float fVal );
void addNode( struct YYLTYPE &loc, AstNode::Type eType, bool bVal );
void addNode( struct YYLTYPE &loc, AstNode::Type eType,
const Bu::String &sVal );
void addNode( struct YYLTYPE &loc, AstNode::Type eType, const char *sVal );
void addNode( AstNode::Type eType );
void addNode( AstNode::Type eType, int iVal );
void addNode( AstNode::Type eType, float fVal );
void addNode( AstNode::Type eType, bool bVal );
void addNode( AstNode::Type eType, const Bu::String &sVal );
void addNode( AstNode::Type eType, const char *sVal );
void addNode( AstNode *pNode );
void openBranch();
void closeNode();
NodeList::const_iterator getNodeBegin() const;
private:
NodeList lNode;
typedef Bu::Stack<class AstBranch *> BranchStack;
BranchStack sBranch;
};
Bu::Formatter &operator<<( Bu::Formatter &f, const Ast &a );
#endif
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