Initial import

1 files changed, 58 insertions, 0 deletions

diff --git a/ICSharpCode.Decompiler/Ast/Transforms/DecimalConstantTransform.cs b/ICSharpCode.Decompiler/Ast/Transforms/DecimalConstantTransform.cs
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+++ b/ICSharpCode.Decompiler/Ast/Transforms/DecimalConstantTransform.cs
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+// Copyright (c) 2011 AlphaSierraPapa for the SharpDevelop Team
+// 
+// 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 ICSharpCode.NRefactory.CSharp;
+using ICSharpCode.NRefactory.PatternMatching;
+using Mono.Cecil;
+
+namespace ICSharpCode.Decompiler.Ast.Transforms
+{
+	/// <summary>
+	/// Transforms decimal constant fields.
+	/// </summary>
+	public class DecimalConstantTransform : DepthFirstAstVisitor<object, object>, IAstTransform
+	{
+		static readonly PrimitiveType decimalType = new PrimitiveType("decimal");
+		
+		public override object VisitFieldDeclaration(FieldDeclaration fieldDeclaration, object data)
+		{
+			const Modifiers staticReadOnly = Modifiers.Static | Modifiers.Readonly;
+			if ((fieldDeclaration.Modifiers & staticReadOnly) == staticReadOnly && decimalType.IsMatch(fieldDeclaration.ReturnType)) {
+				foreach (var attributeSection in fieldDeclaration.Attributes) {
+					foreach (var attribute in attributeSection.Attributes) {
+						TypeReference tr = attribute.Type.Annotation<TypeReference>();
+						if (tr != null && tr.Name == "DecimalConstantAttribute" && tr.Namespace == "System.Runtime.CompilerServices") {
+							attribute.Remove();
+							if (attributeSection.Attributes.Count == 0)
+								attributeSection.Remove();
+							fieldDeclaration.Modifiers = (fieldDeclaration.Modifiers & ~staticReadOnly) | Modifiers.Const;
+							return null;
+						}
+					}
+				}
+			}
+			return null;
+		}
+		
+		public void Run(AstNode compilationUnit)
+		{
+			compilationUnit.AcceptVisitor(this, null);
+		}
+	}
+}