// This file was generated by qlalr - DO NOT EDIT!

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtScript module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

//
// This file is automatically generated from javascript.g.
// Changes will be lost.
//

#ifndef JAVASCRIPTPARSER_P_H
#define JAVASCRIPTPARSER_P_H

#include "javascriptgrammar_p.h"
#include "javascriptast_p.h"
#include "javascriptengine_p.h"

#include <QtCore/QList>

QT_BEGIN_NAMESPACE

class QString;

namespace JavaScript {

class Engine;
class NameId;

class Parser: protected JavaScriptGrammar
{
public:
    union Value {
      int ival;
      double dval;
      NameId *sval;
      AST::ArgumentList *ArgumentList;
      AST::CaseBlock *CaseBlock;
      AST::CaseClause *CaseClause;
      AST::CaseClauses *CaseClauses;
      AST::Catch *Catch;
      AST::DefaultClause *DefaultClause;
      AST::ElementList *ElementList;
      AST::Elision *Elision;
      AST::ExpressionNode *Expression;
      AST::Finally *Finally;
      AST::FormalParameterList *FormalParameterList;
      AST::FunctionBody *FunctionBody;
      AST::FunctionDeclaration *FunctionDeclaration;
      AST::Node *Node;
      AST::PropertyName *PropertyName;
      AST::PropertyNameAndValueList *PropertyNameAndValueList;
      AST::SourceElement *SourceElement;
      AST::SourceElements *SourceElements;
      AST::Statement *Statement;
      AST::StatementList *StatementList;
      AST::Block *Block;
      AST::VariableDeclaration *VariableDeclaration;
      AST::VariableDeclarationList *VariableDeclarationList;

      AST::UiProgram *UiProgram;
      AST::UiImportList *UiImportList;
      AST::UiImport *UiImport;
      AST::UiPublicMember *UiPublicMember;
      AST::UiObjectDefinition *UiObjectDefinition;
      AST::UiObjectInitializer *UiObjectInitializer;
      AST::UiObjectBinding *UiObjectBinding;
      AST::UiScriptBinding *UiScriptBinding;
      AST::UiArrayBinding *UiArrayBinding;
      AST::UiObjectMember *UiObjectMember;
      AST::UiObjectMemberList *UiObjectMemberList;
      AST::UiQualifiedId *UiQualifiedId;
    };

public:
    Parser(Engine *engine);
    ~Parser();

    bool parse();

    AST::UiProgram *ast()
    { return program; }

    QList<DiagnosticMessage> diagnosticMessages() const
    { return diagnostic_messages; }

    inline DiagnosticMessage diagnosticMessage() const
    {
        foreach (const DiagnosticMessage &d, diagnostic_messages) {
            if (! d.kind == DiagnosticMessage::Warning)
                return d;
        }

        return DiagnosticMessage();
    }

    inline QString errorMessage() const
    { return diagnosticMessage().message; }

    inline int errorLineNumber() const
    { return diagnosticMessage().loc.startLine; }

    inline int errorColumnNumber() const
    { return diagnosticMessage().loc.startColumn; }

protected:
    void reallocateStack();

    inline Value &sym(int index)
    { return sym_stack [tos + index - 1]; }

    inline AST::SourceLocation &loc(int index)
    { return location_stack [tos + index - 1]; }

    AST::UiQualifiedId *reparseAsQualifiedId(AST::ExpressionNode *expr);

protected:
    Engine *driver;
    int tos;
    int stack_size;
    Value *sym_stack;
    int *state_stack;
    AST::SourceLocation *location_stack;

    AST::UiProgram *program;

    // error recovery
    enum { TOKEN_BUFFER_SIZE = 3 };

    struct SavedToken {
       int token;
       double dval;
       AST::SourceLocation loc;
    };

    double yylval;
    AST::SourceLocation yylloc;
    AST::SourceLocation yyprevlloc;

    SavedToken token_buffer[TOKEN_BUFFER_SIZE];
    SavedToken *first_token;
    SavedToken *last_token;

    QList<DiagnosticMessage> diagnostic_messages;
};

} // end of namespace JavaScript



#define J_SCRIPT_REGEXPLITERAL_RULE1 56

#define J_SCRIPT_REGEXPLITERAL_RULE2 57

QT_END_NAMESPACE



#endif // JAVASCRIPTPARSER_P_H