source: trunk/HeuristicLab.ExtLibs/HeuristicLab.NRefactory/5.5.0/NRefactory.CSharp-5.5.0/Ast/GeneralScope/UsingAliasDeclaration.cs @ 15682

// 
// UsingAliasDeclaration.cs
//  
// Author:
//       Mike Krüger <mkrueger@novell.com>
// 
// Copyright (c) 2009 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.

namespace ICSharpCode.NRefactory.CSharp
{
  /// <summary>
  /// using Alias = Import;
  /// </summary>
  public class UsingAliasDeclaration : AstNode
  {
    public static readonly TokenRole UsingKeywordRole = new TokenRole ("using");
    public static readonly Role<Identifier> AliasRole = new Role<Identifier>("Alias", Identifier.Null);
    public static readonly Role<AstType> ImportRole = UsingDeclaration.ImportRole;
    
    public override NodeType NodeType {
      get {
        return NodeType.Unknown;
      }
    }
    
    public CSharpTokenNode UsingToken {
      get { return GetChildByRole (UsingKeywordRole); }
    }
    
    public string Alias {
      get {
        return GetChildByRole (AliasRole).Name;
      }
      set {
        SetChildByRole(AliasRole, Identifier.Create (value));
      }
    }
    
    public CSharpTokenNode AssignToken {
      get { return GetChildByRole (Roles.Assign); }
    }
    
    public AstType Import {
      get { return GetChildByRole (ImportRole); }
      set { SetChildByRole (ImportRole, value); }
    }
    
    public CSharpTokenNode SemicolonToken {
      get { return GetChildByRole (Roles.Semicolon); }
    }
    
    public UsingAliasDeclaration ()
    {
    }
    
    public UsingAliasDeclaration (string alias, string nameSpace)
    {
      AddChild (Identifier.Create (alias), AliasRole);
      AddChild (new SimpleType (nameSpace), ImportRole);
    }
    
    public UsingAliasDeclaration (string alias, AstType import)
    {
      AddChild (Identifier.Create (alias), AliasRole);
      AddChild (import, ImportRole);
    }
    
    public override void AcceptVisitor (IAstVisitor visitor)
    {
      visitor.VisitUsingAliasDeclaration (this);
    }
      
    public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
    {
      return visitor.VisitUsingAliasDeclaration (this);
    }
    
    public override S AcceptVisitor<T, S> (IAstVisitor<T, S> visitor, T data)
    {
      return visitor.VisitUsingAliasDeclaration (this, data);
    }
    
    protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
    {
      UsingAliasDeclaration o = other as UsingAliasDeclaration;
      return o != null && MatchString(this.Alias, o.Alias) && this.Import.DoMatch(o.Import, match);
    }
  }
}