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/NRefactory/ICSharpCode.NRefactory.CSharp/Refactoring/ContextAction/SplitString.cs

http://github.com/icsharpcode/ILSpy
C# | 55 lines | 28 code | 2 blank | 25 comment | 5 complexity | 1b898c3af1bdf9f0367753fcb432cf9a MD5 | raw file
 1// 
 2// SplitString.cs
 3//  
 4// Author:
 5//       Mike Krüger <mkrueger@novell.com>
 6// 
 7// Copyright (c) 2011 Mike Krüger <mkrueger@novell.com>
 8// 
 9// Permission is hereby granted, free of charge, to any person obtaining a copy
10// of this software and associated documentation files (the "Software"), to deal
11// in the Software without restriction, including without limitation the rights
12// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13// copies of the Software, and to permit persons to whom the Software is
14// furnished to do so, subject to the following conditions:
15// 
16// The above copyright notice and this permission notice shall be included in
17// all copies or substantial portions of the Software.
18// 
19// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25// THE SOFTWARE.
26using System;
27
28namespace ICSharpCode.NRefactory.CSharp.Refactoring
29{
30	public class SplitString: IContextAction
31	{
32		public bool IsValid (RefactoringContext context)
33		{
34			if (context.IsSomethingSelected)
35				return false;
36			var pexpr = context.GetNode<PrimitiveExpression> ();
37			if (pexpr == null || !(pexpr.Value is string))
38				return false;
39			if (pexpr.LiteralValue.StartsWith ("@"))
40				return pexpr.StartLocation < new TextLocation (context.Location.Line, context.Location.Column - 2) &&
41					new TextLocation (context.Location.Line, context.Location.Column + 2) < pexpr.EndLocation;
42			return pexpr.StartLocation < new TextLocation (context.Location.Line, context.Location.Column - 1) &&
43				new TextLocation (context.Location.Line, context.Location.Column + 1) < pexpr.EndLocation;
44		}
45		
46		public void Run (RefactoringContext context)
47		{
48			var pexpr = context.GetNode<PrimitiveExpression> ();
49			int offset = context.GetOffset (context.Location);
50			using (var script = context.StartScript ()) {
51				script.InsertText (offset, pexpr.LiteralValue.StartsWith ("@") ? "\" + @\"" : "\" + \"");
52			}
53		}	
54	}
55}