public void ProcessCommandLineArguments(string[] args)
{
try
{
if (args.Length != 2)
{
HandleError("Error: Expecting 2 command line arguments");
return;
}
var filterName = args[0];
var filepath = args[1];
// throws a number of exception that inherit from IOException
var inputString = File.ReadAllText(filepath);
// throws filterNotFoundException
var filter = filterFactory.CreateFilter(filterName);
var filteredString = filter.Filter(inputString);
outputService.OutputMessage($"string filtered by {filterName}:");
outputService.OutputMessage(filteredString);
}
catch (IOException ex)
{
HandleError($"Error: Accessing filepath: {args[1]}", ex);
}
catch (FilterNotFoundException ex)
{
HandleError($"Error: filter \"{args[0]}\" not found", ex);
}
catch (Exception ex)
{
HandleError("Something went wrong", ex);
}
}
