public void ManualCompiler()
{
AssemblyName an = new AssemblyName {
Name = "ManualCompiler"
};
AssemblyBuilder asm = AppDomain.CurrentDomain.DefineDynamicAssembly(an,
AssemblyBuilderAccess.RunAndSave);
ModuleBuilder module = asm.DefineDynamicModule("ManualCompiler", "ManualCompiler.dll");
var baseType = typeof(TypeModel);
var type = module.DefineType("MyModel", baseType.Attributes & ~TypeAttributes.Abstract, baseType);
var baseMethod = baseType.GetMethod("GetKeyImpl",
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
var args = baseMethod.GetParameters();
var method = type.DefineMethod(baseMethod.Name, (baseMethod.Attributes & ~MethodAttributes.Abstract),
baseMethod.ReturnType, Array.ConvertAll(args, a => a.ParameterType));
var il = method.GetILGenerator();
il.Emit(OpCodes.Ldc_I4, 42);
il.Emit(OpCodes.Ret);
type.DefineMethodOverride(method, baseMethod);
//var il = RuntimeTypeModel.Override(type, "GetKeyImpl");
//il.ThrowException(typeof(NotImplementedException));
il = RuntimeTypeModel.Override(type, "Serialize");
il.ThrowException(typeof(NotImplementedException));
il = RuntimeTypeModel.Override(type, "DeserializeCore");
il.ThrowException(typeof(NotImplementedException));
var t = type.CreateType();
asm.Save("ManualCompiler.dll");
TypeModel tm = (TypeModel)Activator.CreateInstance(t);
Type kt = typeof(string);
int key = tm.GetKey(ref kt);
Assert.Equal(42, key);
Console.WriteLine(key);
}