source: branches/CodeEditor/HeuristicLab.ExtLibs/HeuristicLab.NRefactory/5.5.0/NRefactory.CSharp-5.5.0/Ast/TypeMembers/ParameterDeclaration.cs @ 11700

// 
// ParameterDeclarationExpression.cs
//
// Author:
//       Mike Krüger <mkrueger@novell.com>
// 
// Copyright (c) 2010 Novell, Inc (http://www.novell.com)
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.Linq;

namespace ICSharpCode.NRefactory.CSharp
{
  public enum ParameterModifier {
    None,
    Ref,
    Out,
    Params,
    This
  }
  
  public class ParameterDeclaration : AstNode
  {
    public static readonly Role<AttributeSection> AttributeRole = EntityDeclaration.AttributeRole;
    public static readonly TokenRole RefModifierRole = new TokenRole("ref");
    public static readonly TokenRole OutModifierRole = new TokenRole("out");
    public static readonly TokenRole ParamsModifierRole = new TokenRole("params");
    public static readonly TokenRole ThisModifierRole = new TokenRole("this");
    
    public override NodeType NodeType {
      get {
        return NodeType.Unknown;
      }
    }
    
    public AstNodeCollection<AttributeSection> Attributes {
      get { return GetChildrenByRole (AttributeRole); }
    }
    
    ParameterModifier parameterModifier;
    
    public ParameterModifier ParameterModifier {
      get { return parameterModifier; }
      set {
        ThrowIfFrozen();
        parameterModifier = value;
      }
    }
    
    public AstType Type {
      get { return GetChildByRole (Roles.Type); }
      set { SetChildByRole (Roles.Type, value); }
    }
    
    public string Name {
      get {
        return GetChildByRole (Roles.Identifier).Name;
      }
      set {
        SetChildByRole (Roles.Identifier, Identifier.Create (value));
      }
    }
    
    public Identifier NameToken {
      get {
        return GetChildByRole (Roles.Identifier);
      }
      set {
        SetChildByRole (Roles.Identifier, value);
      }
    }

    public CSharpTokenNode AssignToken {
      get { return GetChildByRole (Roles.Assign); }
    }

    public Expression DefaultExpression {
      get { return GetChildByRole (Roles.Expression); }
      set { SetChildByRole (Roles.Expression, value); }
    }
    
    public override void AcceptVisitor (IAstVisitor visitor)
    {
      visitor.VisitParameterDeclaration (this);
    }
      
    public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
    {
      return visitor.VisitParameterDeclaration (this);
    }

    public override S AcceptVisitor<T, S> (IAstVisitor<T, S> visitor, T data)
    {
      return visitor.VisitParameterDeclaration (this, data);
    }
    
    protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
    {
      ParameterDeclaration o = other as ParameterDeclaration;
      return o != null && this.Attributes.DoMatch(o.Attributes, match) && this.ParameterModifier == o.ParameterModifier
        && this.Type.DoMatch(o.Type, match) && MatchString(this.Name, o.Name)
        && this.DefaultExpression.DoMatch(o.DefaultExpression, match);
    }
    
    public ParameterDeclaration()
    {
    }
    
    public ParameterDeclaration(AstType type, string name, ParameterModifier modifier = ParameterModifier.None)
    {
      Type = type;
      Name = name;
      ParameterModifier = modifier;
    }

    public ParameterDeclaration(string name, ParameterModifier modifier = ParameterModifier.None)
    {
      Name = name;
      ParameterModifier = modifier;
    }

    public new ParameterDeclaration Clone()
    {
      return (ParameterDeclaration)base.Clone();
    }
  }
}