1
// Copyright (c) 2011-2013 AlphaSierraPapa for the SharpDevelop Team
3
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
4
// software and associated documentation files (the "Software"), to deal in the Software
5
// without restriction, including without limitation the rights to use, copy, modify, merge,
6
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
7
// to whom the Software is furnished to do so, subject to the following conditions:
9
// The above copyright notice and this permission notice shall be included in all copies or
10
// substantial portions of the Software.
12
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
13
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
14
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
15
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
16
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
17
// DEALINGS IN THE SOFTWARE.
22
namespace ICSharpCode.NRefactory.PatternMatching
25
/// Matches the last entry in the specified named group.
27
public class Backreference : Pattern
29
readonly string referencedGroupName;
31
public string ReferencedGroupName {
32
get { return referencedGroupName; }
35
public Backreference(string referencedGroupName)
37
if (referencedGroupName == null)
38
throw new ArgumentNullException("referencedGroupName");
39
this.referencedGroupName = referencedGroupName;
42
public override bool DoMatch(INode other, Match match)
44
return match.Get(referencedGroupName).Last().IsMatch(other);