Tools/DynamicProxy/Castle.DynamicProxy/Builder/CodeBuilder/SimpleAST/LabelReference.cs

   1 // Copyright 2004-2007 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.DynamicProxy.Builder.CodeBuilder.SimpleAST
  16 {
  17         using System;
  18         using System.Reflection.Emit;
  19
  20         /// <summary>
  21         /// Summary description for LabelReference.
  22         /// </summary>
  23         [CLSCompliant(false)]
  24         public class LabelReference : Reference
  25         {
  26                 private Label _label;
  27
  28                 public LabelReference()
  29                 {
  30                 }
  31
  32                 public Label Reference
  33                 {
  34                         get { return _label; }
  35                 }
  36
  37                 public override Expression ToExpression()
  38                 {
  39                         throw new NotImplementedException();
  40                 }
  41
  42                 public override void Generate(ILGenerator gen)
  43                 {
  44                          _label = gen.DefineLabel();
  45                 }
  46
  47                 public override void LoadReference(ILGenerator gen)
  48                 {
  49                         gen.MarkLabel( _label );
  50                 }
  51
  52                 public override void StoreReference(ILGenerator gen)
  53                 {
  54                         throw new NotImplementedException();
  55                 }
  56
  57                 public override void LoadAddressOfReference(ILGenerator gen)
  58                 {
  59                         throw new NotSupportedException();
  60                 }
  61         }
  62 }