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1 //@ example:
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2 //@ emit Emit
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3 using System;
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4
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5 using NUnit.Framework;
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6
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7 using BLToolkit.Reflection;
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8 using BLToolkit.Reflection.Emit;
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9
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10 namespace Examples.Reflection.Emit
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11 {
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12 [TestFixture]
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13 public class HelloWorld
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14 {
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15 public interface IHello
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16 {
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17 void SayHello(string toWhom);
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18 }
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19
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20 [Test]
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21 public void Test()
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22 {
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23 EmitHelper emit = new AssemblyBuilderHelper("HelloWorld.dll")
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24 .DefineType ("Hello", typeof(object), typeof(IHello))
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25 .DefineMethod(typeof(IHello).GetMethod("SayHello"))
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26 .Emitter;
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27
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28 /*[a]*/emit/*[/a]*/
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29 // string.Format("Hello, {0}!", toWhom)
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30 //
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31 ./*[a]*/ldstr/*[/a]*/ ("Hello, {0}!")
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32 ./*[a]*/ldarg_1/*[/a]*/
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33 ./*[a]*/call/*[/a]*/ (typeof(string), "Format", typeof(string), typeof(object))
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34
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35 // Console.WriteLine("Hello, World!");
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36 //
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37 ./*[a]*/call/*[/a]*/ (typeof(Console), "WriteLine", typeof(string))
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38 ./*[a]*/ret/*[/a]*/()
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39 ;
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40
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41 Type type = emit.Method.Type.Create();
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42
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43 IHello hello = (IHello)TypeAccessor.CreateInstance(type);
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44
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45 hello.SayHello("World");
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46 }
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47 }
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48 }
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