public static void test3()
        {
            string code1 = @"public void Write(string message, int count)
                            {
                                Console.WriteLine(message);
                                    for(int i = 0; i < count; i++)
                                    {    
                                        var xxx = i * 2 * 5 + 100;
                                        var str = $""{message} => {xxx}"";
                                        Console.WriteLine(str);
                                    }
                            }";

            string code2 = @"public double Math(double a, double b)
                            {
                                var c = a * b;
                                var str = $""{a} * {b} => {c}"";
                                Console.WriteLine(str);
                                return c;
                            }";

            string code = $"{code1} {code2}";

            string nameSpace = "Apprentice";
            string className = "Writer";

            var trans = new Transpiler();
            var body  = trans.WrapInClass(nameSpace, className, code);

            // Console.WriteLine($"BODY: {body}");
            var compile = trans.Compile(body);

            Assembly assembly;

            if (trans.LoadAssembly(compile, out assembly))
            {
                string target = $"{nameSpace}.{className}";
                Type   type   = assembly.GetType(target);
                var    obj    = Activator.CreateInstance(type);
                type.InvokeMember("Write",
                                  BindingFlags.Default | BindingFlags.InvokeMethod,
                                  null,
                                  obj,
                                  new object[] { "Hello: World", 3 });

                var result = type.InvokeMember("Math",
                                               BindingFlags.Default | BindingFlags.InvokeMethod,
                                               null,
                                               obj,
                                               new object[] { 17.0, 3.0 });

                var str = $" result => {result}";
                Console.WriteLine(str);
            }
        }
Exemple #2
0
        public static void test2()
        {
            var root = new FoComponent("Component");

            IFoProperty[] props =
            {
                new FoProperty <double>("width",   10),
                new FoProperty <double>("height", .33),
                new FoProperty <double>("depth",   22),
                new FoProperty <double>("area",   () => {
                    var width  = new FoReference("width");
                    var height = new FoReference("height");
                    var depth  = new FoReference("depth");
                    var area   = width.GetValue <double>(root) * height.GetValue <double>(root);
                    var volume = area * depth.GetValue <double>(root);
                    return(area);
                }),
                new FoProperty <double>("volume", () => {
                    var area   = new FoReference("area");
                    var depth  = new FoReference("depth");
                    var volume = area.GetValue <double>(root) * depth.GetValue <double>(root);
                    return(volume);
                })
            };

            root.Properties.AddList(props);

            var parser = new Parser("depth * (width * height) == volume and width * height == area");

            var formula = parser.ReadFormula();

            var list = new List <Operator>();

            formula.CollectionAll(list);

            var rawData = list
                          .GroupBy(item => item.Name)
                          .Select(item => item.First())
                          .Where(item => item is ReferenceOperator)
                          .Select(item => $"{((ReferenceOperator)item).ToReferenceStatement()} ")
                          .ToList <string>();

            var data = String.Join("\n", rawData);

            var json      = formula.toJson();
            var cSharp    = formula.AsCSharp();
            var decompile = formula.Decompile();

            string code = $"{data}\n\nvar result = {cSharp};\n\n return result;";
            // Console.WriteLine($"code: {code}");


            string nameSpace  = "Apprentice";
            string className  = "Compute";
            string typeName   = "bool";
            string methodName = "ComputeValue";
            string args       = "(FoComponent root)";

            var trans = new Transpiler();
            var body  = trans.WrapInClassMethod(nameSpace, className, typeName, methodName, args, code);

            Console.WriteLine($"===========================");

            //Console.WriteLine($"BODY: {body}");

            Assembly assembly;
            var      compile = trans.Compile(body);

            if (trans.LoadAssembly(compile, out assembly))
            {
                string target = $"{nameSpace}.{className}";
                Type   type   = assembly.GetType(target);
                var    obj    = Activator.CreateInstance(type);
                var    thanks = type.InvokeMember(methodName,
                                                  BindingFlags.Default | BindingFlags.InvokeMethod,
                                                  null,
                                                  obj,
                                                  new object[] { root });

                Console.WriteLine($"It Works if the answer is true");
                Console.WriteLine($"{methodName} => {thanks}");
                var volume = root.Reference <FoProperty <double> >("volume").Value;
                Console.WriteLine($"Volume => {volume}");
                var area = root.Reference <FoProperty <double> >("area").Value;
                Console.WriteLine($"Area => {area}");
            }

            Console.WriteLine($"..........................");
        }