private void init(ConstructorInfo constructor) { if (constructor == null) { throw new ArgumentException("Argument: constructor is null"); } if (!constructor.IsPublic) { var types = ReflectionHelper.ConvertToType(constructor.GetParameters()); Constructor = arguments => constructor.Invoke(ReflectionHelper.GetArgumentByType(arguments, types)); return; } DynamicMethod method = new DynamicMethod(ReflectionHelper.GetMemberSignName(constructor), ReflectionHelper.ObjectType, new Type[] { ReflectionHelper.ObjArrayType }); var il = method.GetILGenerator(); var args = constructor.GetParameters(); if (args != null) { for (byte i = 0; i < args.Length; i++) { ReflectionHelper.ILLdarg(il, 0); ReflectionHelper.ILLdelem(il, i, ReflectionHelper.ObjectType); ReflectionHelper.ILCastclass(il, ReflectionHelper.ObjectType, args[i].ParameterType); } } il.Emit(OpCodes.Newobj, constructor); ReflectionHelper.ILCastclass(il, constructor.DeclaringType, ReflectionHelper.ObjectType); il.Emit(OpCodes.Ret); Constructor = (Func <object[], object>)method.CreateDelegate(typeof(Func <object[], object>)); }
void init(MethodInfo method) { if (method == null) { throw new ArgumentException("Argument: method is null"); } var type = method.DeclaringType; DynamicMethod Dmethod = new DynamicMethod(ReflectionHelper.GetMemberSignName(method), ReflectionHelper.ObjectType, new Type[] { ReflectionHelper.ObjectType, ReflectionHelper.ObjArrayType }); var il = Dmethod.GetILGenerator(); ReflectionHelper.ILLdarg(il, 0); ReflectionHelper.ILCastclass(il, ReflectionHelper.ObjectType, type); var args = method.GetParameters(); if (args != null) { for (byte i = 0; i < args.Length; i++) { ReflectionHelper.ILLdarg(il, 1); ReflectionHelper.ILLdelem(il, i, ReflectionHelper.ObjectType); ReflectionHelper.ILCastclass(il, ReflectionHelper.ObjectType, args[i].ParameterType); } } il.Emit(OpCodes.Callvirt, method); if (method.ReturnType != ReflectionHelper.VoidType) { ReflectionHelper.ILCastclass(il, method.ReturnType, ReflectionHelper.ObjectType); } else { il.Emit(OpCodes.Ldnull); } il.Emit(OpCodes.Ret); MethodInvoker = (Func <object, object[], object>)Dmethod.CreateDelegate(typeof(Func <object, object[], object>)); }