DfaState.cs

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// Copyright (c) 2014 Silicon Studio Corp. (http://siliconstudio.co.jp)
// This file is distributed under GPL v3. See LICENSE.md for details.
// 
// ----------------------------------------------------------------------
//  Gold Parser engine.
//  See more details on http://www.devincook.com/goldparser/
//  
//  Original code is written in VB by Devin Cook (GOLDParser@DevinCook.com)
// 
//  This translation is done by Vladimir Morozov (vmoroz@hotmail.com)
//  
//  The translation is based on the other engine translations:
//  Delphi engine by Alexandre Rai (riccio@gmx.at)
//  C# engine by Marcus Klimstra (klimstra@home.nl)
// ----------------------------------------------------------------------
#region Using directives

using System;
using System.Collections;

#endregion

namespace GoldParser
{
    /// <summary>
    /// State in the Deterministic Finite Automata 
    /// which is used by the tokenizer.
    /// </summary>
    internal class DfaState
    {
        private int m_index;
        internal Symbol m_acceptSymbol;
        internal ObjectMap m_transitionVector; 

        /// <summary>
        /// Creates a new instance of the <c>DfaState</c> class.
        /// </summary>
        /// <param name="index">Index in the DFA state table.</param>
        /// <param name="acceptSymbol">Symbol to accept.</param>
        /// <param name="transitionVector">Transition vector.</param>
        public DfaState(int index, Symbol acceptSymbol, ObjectMap transitionVector)
        {
            m_index = index;
            m_acceptSymbol = acceptSymbol;
            m_transitionVector = transitionVector;
        }

        /// <summary>
        /// Gets index of the state in DFA state table.
        /// </summary>
        public int Index 
        {
            get { return m_index; }
        }

        /// <summary>
        /// Gets the symbol which can be accepted in this DFA state.
        /// </summary>
        public Symbol AcceptSymbol 
        {
            get { return m_acceptSymbol; }
        }
    }
}