/// <summary> /// A REPL (Read, Eval, Print, Loop function) for #Lua /// </summary> /// <param name="args">Application startup args</param> public static void Main(string[] args) { // TODO: Better arg parsing/checking, make it more like the C lua bool GoInteractive = true; // Create global variables Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); //Stopwatch sw = new Stopwatch(); //sw.Start(); //sw.Stop(); //Console.WriteLine(sw.ElapsedMilliseconds); #if DEBUG #if true LuaRuntime.RegisterModule(typeof(TestModule)); LuaRuntime.RegisterModule(typeof(TestModule2)); #endif // how to handle errors //LuaRuntime.SetVariable("DEBUG", true); LuaRuntime.SetVariable("DEBUG", false); // We don't need the C# traceback. // All it is is [error] // at LuaInterface.ThrowErrorFromException // [...] // Which we don't need #else LuaRuntime.SetVariable("DEBUG", false); #endif Prompt = "> "; bool wasSetInteract = false; bool wasFileRun = false; for (int i = 0; i < args.Length; i++) { string arg = args[i]; if (arg.ToUpper() == "-I") { GoInteractive = true; wasSetInteract = true; } else if (arg.ToUpper() == "-NOI") { GoInteractive = false; } else if (arg.Substring(0, 2).ToLower() == "-l") { if (arg.Length == 2) { string lib = args[++i]; LuaRuntime.Require(lib); } else { string lib = arg.Substring(2); LuaRuntime.Require(lib); } } else if (arg.ToLower() == "-e") { if (wasSetInteract == false) { GoInteractive = true; } LuaRuntime.Run(args[++i]); if (wasSetInteract == false) { GoInteractive = false; } wasFileRun = true; } else if (arg == "--") { break; } else { LuaTable t = LuaRuntime.GetLua().NewTable("arg"); int i3 = 1; if (args.Length > i + 1) { for (int i2 = i + 1; i2 < args.Length; i2++) { t[i3++] = args[i2]; } } t[-1] = System.Windows.Forms.Application.ExecutablePath; t["n"] = t.Keys.Count; if (File.Exists(args[i])) { LuaRuntime.SetVariable("_WORKDIR", Path.GetDirectoryName(args[i])); } else { LuaRuntime.SetVariable("_WORKDIR", Path.GetDirectoryName(System.Windows.Forms.Application.ExecutablePath)); } LuaRuntime.RunFile(args[i]); if (wasSetInteract == false) { GoInteractive = false; } wasFileRun = true; break; } } /* * // check command line args * if (args.Length > 0) * { * string file = args[0]; * if (File.Exists(file)) * { * try * { * LuaRuntime.SetVariable("_WORKDIR", Path.GetDirectoryName(file)); * LuaRuntime.RunFile(file); * // it loaded successfully * if (args.Length > 1 && args[1].ToUpper() != "-NOI") // possibly interactive mode after * Console.WriteLine("Loaded file '" + Path.GetFileName(file) + "'"); * } * catch (Exception error) * { * Console.WriteLine(error.Message); * } * //Console.ReadKey(true); * //return; * // instead, go to interactive * } * else * { * Console.WriteLine(file + " not found."); * } * } */ if (args.Length == 0) { GoInteractive = true; } if (GoInteractive) { if (args.Length == 0 || wasFileRun == false) { LuaRuntime.PrintBanner(); } LuaRuntime.SetVariable("_WORKDIR", Path.GetDirectoryName(typeof(Program).Assembly.Location)); while (true) { Console.Write(Prompt); string line = Console.ReadLine(); if (line == "quit" || line == "exit" || line == "bye") { break; } else { try { object[] v = LuaRuntime.GetLua().DoString(line, "<stdin>"); if (v == null || v.Length == 0) #if DEBUG { Console.WriteLine("=> [no returned value]"); } #else {; } #endif else { Console.Write("=> "); for (int i = 0; i < v.Length; i++) { if (v[i] == null) { Console.WriteLine("<nil>"); } else { Console.Write(v[i].ToString() + (i != v.Length - 1 ? ", " : "")); } } Console.WriteLine(); } }