static void Main(string[] args)
{
var options = new Options();
if (!CommandLine.Parser.Default.ParseArguments(args, options))
{
Environment.Exit(1);
}
var compiler = new BytecodeCompiler();
ExceptionOr <List <int> > result = Safe.Wrapper(compiler).FileToInstructions(options.InputFile);
if (result.HasFailed())
{
Console.Error.WriteLine("Failed to compile the instructions file: {0}", result.GetException().Message);
Environment.Exit(2);
}
if (options.ShowOpcodes)
{
foreach (var op in result.GetValue())
{
Console.Write("{0} ", op);
}
Console.WriteLine();
return;
}
if (options.ShowLayout)
{
var bytecode = new Bytecode();
int address = 0;
int length = result.GetValue().Count;
var opcodes = result.GetValue();
int i = 0;
while (i < length)
{
var insName = bytecode.FindNameByOpcode(opcodes[i]);
var numArgs = bytecode.GetNumArgs(opcodes[i]);
Console.Write("{0:0000}:\t{1} ", i, insName);
i++;
for (int j = 0; j < numArgs; j++)
{
Console.Write("{0} ", opcodes[i]);
i++;
}
Console.WriteLine();
}
Console.WriteLine();
return;
}
var interpreter = new VM.Interpreter();
if (options.Debugger != null)
{
var monitor = new Monitor();
monitor.InsertNewLineBefore = true;
interpreter.SetMonitor(monitor);
switch (options.Debugger)
{
case "tracer":
interpreter.Attach(new VM.Tracer());
break;
case "singlestep":
interpreter.Attach(new VM.SingleStepDebugger());
break;
default:
Console.Error.WriteLine("\"{0}\" is not a valid debugger. Use: \"tracer\", \"singlestep\"", options.Debugger);
Environment.Exit(3);
break;
}
}
var ins = result.GetValue();
if (ins.Count > 0)
{
interpreter.Run(result.GetValue(), 0);
}
}