private static void ShowError(FileLineSource fileSource, string type, string message)
{
Console.Write($"{type} error: ".Pastel(Color.Tomato));
Console.WriteLine(message);
Console.Write($"\nLine {fileSource.ProcessedLines}: ");
Console.WriteLine($"{fileSource.CurrentLine}\n".Pastel(Color.Teal));
}
public Task StartAsync(CancellationToken cancellationToken)
{
if (config.SourceFilename == null)
{
Usage();
}
logger.LogInformation("start async");
if (!config.QuietOutput)
{
config.ToConsole();
}
FileLineSource rawFileSource = new FileLineSource(config.SourceFilename);
ILineSource lineSource =
new CommentStrippingLineSource(
new WhitespaceRemovalLineSource(
rawFileSource));
try
{
var start = DateTime.Now;
parser.ParseAllLines(lineSource);
CodeGenerator.GenerateCode(parser.Instructions);
Ram.Save(config.BinaryFilename);
SymbolTable.Save(config.SymbolFilename);
if (!config.QuietOutput)
{
Console.WriteLine("\nSymbols\n");
SymbolTable.ToConsole();
}
Console.WriteLine($"\nAssembled {lineSource.ProcessedLines} lines in {(DateTime.Now - start).TotalMilliseconds} (ms)\n");
}
catch (AssemblerException e)
{
ShowError(rawFileSource, "Assembler", e.Message);
}
catch (Exception otherException)
{
ShowError(rawFileSource, "Internal", otherException.Message);
}
applicationLifetime.StopApplication();
return(Task.CompletedTask);
}
