operatordeclaration.cs

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// OperatorDeclaratoin.cs
// Copyright (C) 2003 Mike Krueger ([e-mail])
// 
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

using System;
using System.Diagnostics;
using System.Collections.Generic;

namespace ICSharpCode.CsVbRefactory.Parser.AST
{
	public enum ConversionType {
		None,
		Implicit,
		Explicit
	}
	
	public class OperatorDeclaration : MethodDeclaration
	{
		ConversionType conversionType = ConversionType.None;
		TypeReference  convertToType;
		
		int tokenKind = -1;
		
		public ConversionType ConversionType {
			get {
				return conversionType;
			}
			set {
				conversionType = value;
			}
		}
		
		public TypeReference ConvertToType {
			get {
				return convertToType;
			}
			set {
				convertToType = value == null ? TypeReference.Null : value;
			}
		}
		
		public int TokenKind {
			get {
				return tokenKind;
			}
			set {
				tokenKind = value;
			}
		}
		
		public bool IsConversionOperator {
			get {
				return conversionType != ConversionType.None;
			}
		}
		
		/// <summary>
		/// Constructor for conversion type operators
		/// </summary>
		/// <param name="modifier"></param>
		/// <param name="List"></param>
		public OperatorDeclaration(Modifier modifier,
		                           List<AttributeSection> attributes,
		                           List<ParameterDeclarationExpression> parameters, 
		                           TypeReference convertToType,
		                           ConversionType conversionType
		                           ) : base(null, modifier, TypeReference.Null, parameters, attributes)
		{
			this.ConversionType = conversionType;
			this.ConvertToType  = convertToType;
		}
		
		/// <summary>
		/// Constructor for operator type operators
		/// </summary>
		/// <param name="modifier"></param>
		/// <param name="List"></param>
		public OperatorDeclaration(Modifier modifier,
		                           List<AttributeSection> attributes,
		                           List<ParameterDeclarationExpression> parameters, 
		                           TypeReference typeReference,
		                           int tokenKind
		                           ) : base(null, modifier, typeReference, parameters, attributes)
		{
			this.TokenKind = tokenKind;
			convertToType  = TypeReference.Null;
		}
		
		public override object AcceptVisitor(IASTVisitor visitor, object data)
		{
			return visitor.Visit(this, data);
		}
		
		public override string ToString()
		{
			return String.Format("[OperatorDeclaration: conversionType = {0}, convertToType = {1}, tokenKind = {2}, BASE={3}]",
			                     conversionType,
			                     convertToType,
			                     tokenKind,
			                     base.ToString());
		}
	}
}