Exemple #1
0
        private static void EmitOpImplicit(TypeGenerator typeGen)
        {
            ParameterInfo[] methodParams = new ParameterInfo[] { new ParameterInfo("val", 0, typeof(object)) };
            var             methodGen    = typeGen.DefineMethod("op_Implicit", MethodAttributes.SpecialName | MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.Public, methodParams, typeGen);

            methodGen.SyntaxBody = new BlockStatement(new NodeList <Statement>
            {
                Statement.Return(Expression.New(typeGen, Expression.Parameter(methodParams[0])))
            });
        }
Exemple #2
0
        private void EmitToStringMethod()
        {
            var toStringMethod = typeGen.DefineMethod("ToString", MethodAttributes.Public | MethodAttributes.HideBySig | MethodAttributes.Virtual, new ParameterInfo[0], typeof(string));

            toStringMethod.SyntaxBody = new BlockStatement(new NodeList <Statement>
            {
                Statement.If(Expression.IsInstanceOf(Expression.Member(valueField), null), Statement.Return(Expression.SystemLiteral(string.Empty))),
                Statement.Return(Expression.Call(Expression.Member(valueField), typeof(object).GetInstanceMethod("ToString")))
            });
        }
Exemple #3
0
        private static void EmitOpAddition(TypeGenerator typeGen)
        {
            ParameterInfo[] methodParams = new ParameterInfo[] { new ParameterInfo("left", 0, typeGen), new ParameterInfo("right", 1, typeGen) };
            var             methodGen    = typeGen.DefineMethod("op_Addition", MethodAttributes.SpecialName | MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.Public, methodParams, typeGen);

            methodGen.SyntaxBody = new BlockStatement(new NodeList <Statement>
            {
                Statement.Return(Expression.Custom((e, g) => {
                    e.Type = typeof(int);
                    g.LoadInt32(10);
                }))
            });
        }