mirror of https://github.com/icsharpcode/ILSpy.git
61 lines
2.6 KiB
61 lines
2.6 KiB
// |
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// ConvertAnonymousDelegateToExpression.cs |
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// |
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// Author: |
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// Simon Lindgren <simon.n.lindgren@gmail.com> |
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// |
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// Copyright (c) 2012 Simon Lindgren |
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// |
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// Permission is hereby granted, free of charge, to any person obtaining a copy |
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// of this software and associated documentation files (the "Software"), to deal |
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// in the Software without restriction, including without limitation the rights |
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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// copies of the Software, and to permit persons to whom the Software is |
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// furnished to do so, subject to the following conditions: |
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// |
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// The above copyright notice and this permission notice shall be included in |
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// all copies or substantial portions of the Software. |
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// |
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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// THE SOFTWARE. |
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namespace ICSharpCode.NRefactory.CSharp.Refactoring |
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{ |
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[ContextAction("Convert anonymous delegate to lambda block", |
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Description = "Converts an anonymous delegate into a lambda in block form.")] |
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public class ConvertAnonymousDelegateToLambdaAction : SpecializedCodeAction<AnonymousMethodExpression> |
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{ |
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#region implemented abstract members of SpecializedCodeAction |
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protected override CodeAction GetAction(RefactoringContext context, AnonymousMethodExpression node) |
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{ |
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if (context.Location < node.DelegateToken.StartLocation || context.Location >= node.Body.StartLocation) |
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return null; |
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if (!node.HasParameterList) |
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return null; |
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return new CodeAction(context.TranslateString("Convert to lambda block"), script => { |
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var parent = node.Parent; |
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while (!(parent is Statement)) |
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parent = parent.Parent; |
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bool explicitLambda = parent is VariableDeclarationStatement && ((VariableDeclarationStatement)parent).Type.GetText() == "var"; |
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var lambda = new LambdaExpression { Body = node.Body.Clone() }; |
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foreach (var parameter in node.Parameters) { |
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if (explicitLambda) { |
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lambda.Parameters.Add(new ParameterDeclaration { Type = parameter.Type.Clone(), Name = parameter.Name }); |
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} else { |
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lambda.Parameters.Add(new ParameterDeclaration { Name = parameter.Name }); |
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} |
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} |
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script.Replace(node, lambda); |
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}); |
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} |
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#endregion |
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} |
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} |
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